US Pat. No. 9,720,203

LENS UNIT

NIDEC SANKYO CORPORATION,...

1. A lens unit comprising:
a plurality of lenses;
a lens holder which holds the plurality of the lenses; and
a circular ring-shaped sealing member made of rubber;
wherein a first lens of the plurality of lenses is disposed closest to an object side and is a plastic lens, the first lens
being formed with a small diameter part and a large diameter part, the small diameter part having an outer diameter set to
be smaller than the large diameter part and in a step shape on an image side of the first lens;

wherein a sealing member accommodation part, which is a space in which the sealing member is disposed, is provided between
an outer peripheral face of the small diameter part and an opposed face which is an inner peripheral face of the lens holder
that faces the outer peripheral face of the small diameter part;

wherein the sealing member accommodation part accommodates the sealing member so as to have clearance in an optical axis direction;
and

an inner face of the lens holder for defining the sealing member accommodation part is formed with a sealing member coming-off
prevention part which is projected to the sealing member accommodation part to narrow the clearance on the image side of the
sealing member accommodation part and thereby movement to the image side of the sealing member is restricted;

an end face on the image side of the sealing member accommodation part is formed of an image side end face which is extended
to an inner side in a radial direction from an inner side face of the sealing member coming-off prevention part; and

wherein the sealing member coming-off prevention part is a protruded part which is formed so that a part including a face
perpendicular to the image side end face is protruded to an inside of the sealing member accommodation part.

US Pat. No. 9,903,479

VALVE DEVICE

NIDEC SANKYO CORPORATION,...

1. A valve device, comprising:
a drive source;
a turning member, being driven and turned by the drive source;
a valve body, being fixed to the turning member in a state that an end face of the valve body and an end face of the turning
member in an axial direction are contacted with each other, and the valve body is integrally turned with the turning member;
and

a valve seat, being sliding contacted with an end face of the valve body opposite to the end face of the valve body contacting
with the turning member;

wherein the valve seat comprises at least one outflow hole for fluid passing through the valve device;
wherein the valve body comprises a throttle part which is a minute hole capable of being communicated with the outflow hole
in a part of a turning angle of the valve body; and

wherein a flow passage comprises an opening part which is provided between opposed faces of the turning member and the valve
body, so that the throttle part is communicated with an inflow hole for the fluid and so that inflow of an individual matter
having a size which is unable to pass through the throttle part is shielded.

US Pat. No. 9,097,955

OPTICAL UNIT AND ITS MANUFACTURING METHOD

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a fixed body;
an optical element unit which holds an optical element;
a movable module which holds the optical element unit;
a spring member through which the movable module is supported by the fixed body so as to be capable of displacing;
a shake detection sensor which detects a shake of the movable module; and
a movable module drive mechanism for a shake correction which is provided between the movable module and the fixed body and
which generates a magnetic drive force for relatively displacing the movable module with respect to the fixed body so as to
cancel the shake on a basis of a detection result of the shake detection sensor;

wherein one side in an optical axis direction is a first direction side and the other side is a second direction side;
wherein the fixed body is provided with a fixed body side opening part which is larger than an optical element unit holding
the optical element on a first direction side; and

wherein the movable module comprises:
a module cover which is supported by the fixed body so as to be capable of displacing through the spring member and is provided
with a module cover side opening part larger than the optical element unit;

a support part which is provided in the module cover and supports an end part on the second direction side of the optical
element unit;

a pressing member which supports an end part on the first direction side of the optical element unit and is connected with
the module cover; and

wherein the fixed body is provided with a fixed body side opening part which is larger than the optical element unit at a
position superposed on the module cover side opening part on the first direction side.

US Pat. No. 9,278,450

ROTATING MECHANISM, INDUSTRIAL ROBOT AND METHOD FOR RETURNING ROTATING BODY TO ORIGINAL POSITION

NIDEC SANKYO CORPORATION,...

1. A rotating mechanism comprising:
a supporting body;
a rotating body rotatable 360 degrees or more and 720 degrees or less with respect to said supporting body;
a motor which rotates said rotating body;
a first detecting mechanism and a second detecting mechanism which detect that said rotating body is in an original position;
and

a motor controlling means which controls said motor;
wherein said first detecting mechanism detects a first section-to-be-detected, and comprises:
the first section-to-be-detected, which is affixed or formed to either said supporting body or said rotating body; and
a first detecting section, which is affixed to the other of either said supporting body or said rotating body;
wherein said second detecting mechanism detects a second section-to-be-detected, and comprises:
a swing member, which is swingably attached to said supporting body;
an engaging member, which is affixed or formed to said rotating body and engages with said swing member to swing said swing
member;

the second section-to-be-detected, which is affixed or formed to either said swing member or said supporting body; and
a second detecting section which is affixed to the other of either said swing member or said supporting body which is configured
to detect said second-section-to-be-detected;

wherein said first section-to-be-detected and said first detecting section are arranged such that said first section-to-be-detected
is detected by said first detecting section at one or two positions within a rotating range of said rotating body;

wherein said swing member is attached to said supporting body such that said second detecting section switches between ON
and OFF at one position in the rotating range of said rotating body; and

wherein said motor controlling means is configured to control said motor so that, when returning said rotating body to the
original position, said rotating body is rotated to the position at which said second detecting section switches between ON
and OFF.

US Pat. No. 9,412,633

WORKPIECE TRANSFER SYSTEM

NIDEC SANKYO CORPORATION,...

1. A workpiece transfer system for use with a plurality of workpieces and at least one process module structured to conduct
a predetermined processing operation on the workpiece, the workpiece transfer system comprising:
a workpiece storage unit structured to store the plurality of workpieces; and
a transfer mechanism structured to move the workpiece storage unit in a moving direction;
a plurality of robots arranged in the moving direction of the workpiece storage unit, each of the plurality of robots being
structured to transfer a workpiece of the plurality of workpieces between the workpiece storage unit and one of the at least
one process module, wherein a transfer direction of the workpiece between the workpiece storage unit and the one of the workpiece
process module is approximately perpendicular to the moving direction;

wherein the workpiece storage unit is one of a plurality of workpiece storage units placed so as to be stacked in a vertical
direction,

wherein the transfer mechanism is one of a plurality of transfer mechanisms structured to move each of the plurality of said
workpiece storage units, and

a number of robots in the plurality of robots is equal to or greater than a number of workpiece storage units in the plurality
of workplace storage units;

wherein each of the plurality of robots comprises:
an end effector structured to mount the workpiece, and
a lifting mechanism structured to lift up and down the end effector;
the plurality of said robots are placed in the moving direction of the workpiece storage units;
the plurality of said workpiece storage units are placed below the plurality of said robots; and
a lower limit position of each moving range of the end effector provided to each of the plurality of said robots is lowered
in a stepwise manner in the transfer direction of the workpiece storage units, and the lower limit position is set according
to an elevation of each of the plurality of said workpiece storage units.

US Pat. No. 9,361,487

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader structured to perform at least one of reading of data recorded in a card and recording of data to the card,
the card having a magnetic stripe formed on a first face of the card and an IC chip formed on a second face of the card, the
card reader comprising:
a card passage where the card is passed;
a magnetic head structured to abut with the magnetic stripe formed on the card; and
an IC contact block having a plurality of IC contact springs structured to contact with external connection terminals of the
IC chip formed on the card;

wherein, when a side of the card reader where an insertion port for the card is formed is referred to as a front side and
its opposite side is referred to as a rear side, and one side in a thickness direction of the card passing the card passage
is referred to as a first direction side and its opposite side is referred to as a second direction side, the magnetic head
is disposed in a front side portion of the card reader so that a gap of the magnetic head faces the card passage from the
first direction side, and the IC contact block is disposed in a rear side portion of the card reader so that the IC contact
springs face the card passage from the second direction side; and

wherein a portion on the first direction side of the card reader relative to the card passage becomes gradually larger to
the first direction side as going to the front side and a portion on the second direction side of the card reader relative
to the card passage becomes gradually larger to the second direction side as going to the rear side.

US Pat. No. 9,081,993

CARD READER AND CONTROL METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader being structured to perform at least one of reading of magnetic data
recorded on the card and recording of magnetic data on the card, comprising:
a card insertion-and-ejection part which is formed with a card insertion-and-ejection port into which the card is inserted
and from which the card is ejected;

a taking-out detection mechanism for detecting taking-out of the card from a taking-out ready state, which is a state that
a part of the card is protruded from the card insertion-and-ejection port to an outer side of the card reader, or that a part
of the card is exposed in the card insertion-and-ejection part so that the card is capable of being taken out from the card
reader; and

a resistance applying mechanism which is structured to abut with the card taken out from the card reader to apply a frictional
resistance to the card so as to disturb the taking-out of the card;

wherein the taking-out detection mechanism comprises a sensor for detecting start of the taking-out of the card from the taking-out
ready state, the sensor being a magnetic head which is disposed in the card insertion-and-ejection part;

wherein the resistance applying mechanism applies a frictional resistance to the card so as to disturb the taking-out of the
card when the start of the taking-out of the card from the taking-out ready state is detected by the magnetic head and thereby
a taking-out speed of the card is made non-uniform while still allowing the card to be taken out.

US Pat. No. 9,054,562

GEARED MOTOR AND MANUFACTURING METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A geared motor comprising:
a motor; and
a gear mechanism which transmits rotation of the motor;
wherein the gear mechanism comprises an output gear which outputs rotation of the motor and a gear in a preceding stage which
is connected with the output gear through another gear;

wherein the output gear is provided with a teeth formation part in which a plurality of tooth parts are formed in a circumferential
direction and a teeth non-formation part in which a tooth part is not formed, the output gear being formed with a first positioning
part showing an angular position of the output gear, the first positioning part being formed in the teeth non-formation part;

wherein the gear in the preceding stage is formed with a second positioning part showing an angular position of the gear in
the preceding stage, the gear in the preceding stage being formed with a teeth formation part in which tooth parts are formed
and a teeth non-formation part in which a tooth part is not formed; and

wherein a stopper mechanism for determining an angular range of the output gear which is driven and turned by the motor is
formed at an end part of the teeth non-formation part of the gear in the preceding stage.

US Pat. No. 9,053,835

FLEXIBLE CABLE AND MEDIUM PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A flexible cable structured to be connected with a data input and output contact for performing data input and/or data
output and a plurality of contacts other than the data input and output contact, the flexible cable comprising:
a data signal layer which is formed with a data signal pattern structured to be connected with the data input and output contact
and a plurality of signal patterns connected with a plurality of the contacts;

a first disconnection detecting signal layer which covers a front face of the data signal layer and is formed with a disconnection
detecting signal pattern structured to transmit a disconnection detecting signal for detecting its own disconnection;

a second disconnection detecting signal layer which covers a rear face of the data signal layer and is formed with a disconnection
detecting signal pattern structured to transmit a disconnection detecting signal for detecting its own disconnection;

wherein the flexible cable is formed in a multilayer structure comprising the data signal layer, the first disconnection detecting
signal layer and the second disconnection detecting signal layer;

wherein a shield pattern is formed in the first disconnection detecting signal layer and/or the second disconnection detecting
signal layer at a position avoiding the disconnection detecting signal pattern;

wherein the data signal pattern is formed so as to be covered by the disconnection detecting signal pattern of the first disconnection
detecting signal layer and the disconnection detecting signal pattern of the second disconnection detecting signal layer;
and

wherein at least a part of the signal pattern is formed so as to be covered by the shield pattern.

US Pat. No. 9,266,235

INDUSTRIAL ROBOT WITH PROTRUDING SECOND DRIVE MOTOR

NIDEC SANKYO CORPORATION,...

1. An industrial robot comprising:
a main body part;
a first arm, a base end side of the first arm being turnably attached to the main body part;
a second arm, a base end side of the second arm being turnably attached to a tip end side of the first arm;
a tip end side operation part whose base end side is turnably attached to the second arm;
a first joint part comprising a first speed reducer which connects the main body part with the first arm;
a second joint part comprising a second speed reducer which connects the first arm with the second arm;
a third joint part comprising a third speed reducer which connects the second arm with the tip end side operation part;
a connecting mechanism which connects a first input shaft that is an input shaft of the first speed reducer with a second
input shaft that is an input shaft of the second speed reducer, the connecting mechanism being disposed in an inside of the
first arm;

a first drive motor which is connected with the first input shaft; and
a second drive motor which drives to turn the tip end side operation part;
wherein a reduction ratio of the first speed reducer and a reduction ratio of the second speed reducer are set so that a moving
trace of the third joint part is formed in a straight line shape;

wherein the connecting mechanism connects the first input shaft with the second input shaft in a predetermined speed ratio;
wherein the second drive motor is attached to the second arm on a tip end side of the second arm opposite to the base end
of the second arm and protrudes to the first arm side of the second arm;

wherein the third joint part is connected to the second arm between the base end of the second arm and the second drive motor;
wherein, when the industrial robot is contracted, the second drive motor is provided outside the base end side of the first
arm in a radial direction with respect to a rotation axis of the first joint part; and

wherein, when the industrial robot is contracted, the second drive motor does not protrude to an outer side of an outer peripheral
face of the main body part in the radial direction with respect to a rotation axis of the first joint part.

US Pat. No. 9,158,986

CHARACTER SEGMENTATION DEVICE AND CHARACTER SEGMENTATION METHOD

NIDEC SANKYO CORPORATION,...

1. A character segmentation section, for segmenting characters of a character line, for use in a character segmentation device
which processes multi-level image data acquired by imaging said character line, in which a linear drawing is present, on an
information recording medium said character segmentation section comprising:
a minimum pixel-value curve creating section configured to extract a smallest pixel value in pixels composing a pixel line
arranged in a direction orthogonal to a character line direction in said multi-level image data and create a minimum pixel-value
curve,

a character partitioning position determining section configured to determine partitioning positions of said characters, based
on said minimum pixel value curve,

a binarization processing section configured to detect a minimum pixel value indicating said linear drawing from said minimum
pixel-value curve, acquires a binarization threshold based on said minimum pixel value, and binarizes said multi-level image
data using said binarization threshold, and

a character segmentation implementing section configured to extract the image data of each character.

US Pat. No. 9,076,225

IMAGE PROCESSING DEVICE, AN IMAGE PROCESSING METHOD AND A PROGRAM TO BE USED TO IMPLEMENT THE IMAGE PROCESSING

NIDEC SANKYO CORPORATION,...

1. An image processing device for producing a binary image from a scanned multi-valued gray image, comprising:
an image scanning unit for scanning an image as said multi-valued image;
an image memory for storing said multi-valued image captured by said image scanning unit;
a sample area designating unit for designating a sample area in said scanned multi-valued image stored in said image memory;
a binarization unit for implementing a filtering process on said scanned multi-valued image over which said sample area is
designated, to produce compensated image data and for binarizing said compensated image data;

a correlation operation unit for acquiring each of the correlations between the binary image data acquired at said binarization
unit and said scanned multi-valued image data; and

an optimal binarization information selecting unit for selecting the optimal parameter value or binary image data based on
said correlations;

wherein said binarization unit includes
a parameter value setting section for setting multiple parameter values which are calculated by adding the variable additaments
to the coefficient for a target pixel in a filter,

a filtering process section for creating a matrix that contains said target pixel in the center and its neighboring pixels
and for implementing a filtering process on said scanned multi-valued image data using said filter for which said parameter
values are set, to produce the compensated image data corresponding to said parameter values, and

a binarization process section for binarizing each of said compensated image data based on a predetermined binary threshold.

US Pat. No. 9,073,351

MEDIUM PROCESSING APPARATUS

NIDEC SANKYO CORPORATION,...

1. A medium processing apparatus for use with a medium in a card shape, the medium processing apparatus comprising:
a medium conveying passage where the medium is conveyed;
a thermal head which is structured to contact with the medium passing the medium conveying passage and perform printing;
a head holding part structured to hold the thermal head; and
a moving mechanism structured to move the thermal head and the head holding part between a contact position where the thermal
head contacts the medium and a retreated position where the thermal head is retreated from the medium conveying passage;

wherein the head holding part comprises:
a head holding member;
a head support shaft structured to support the thermal head so that the thermal head turns with respect to the head holding
member with a conveyance direction of the medium when the thermal head and the head holding part are located at the contact
position as an axial direction of turning; and

a pressing mechanism structured to press the thermal head toward the head holding member in the conveyance direction of the
medium when the thermal head and the head holding part are located at the contact position;

wherein the pressing mechanism comprises a rotational member, which is contacted with the thermal head and is turnable, and
an urging member structured to urge the rotational member toward the thermal head.

US Pat. No. 9,527,161

WELDED STRUCTURE AND MANUFACTURING METHOD THEREOF

NIDEC SANKYO CORPORATION,...

1. A welded structure comprising:
a first member having a spherical surface part which is formed in a spherical surface shape; and
a second member which is formed in a plate shape;
wherein a part of an end face of the second member before laser welding is performed is formed to be a contact end face having
a contact part with which a part of the spherical surface part is contacted;

wherein the second member is formed with a joining part including the contact end face, the joining part being joined to the
spherical surface part by laser welding;

wherein at least before laser welding is performed, a plate thickness of the joining part is thinner than a plate thickness
of a portion of the second member except the joining part; and

wherein the spherical surface part of the first member and the end part of the second member are joined to each other by laser
welding.

US Pat. No. 10,185,846

IC CARD READER

NIDEC SANKYO CORPORATION,...

1. A contact type IC card reader for use with a card comprising an IC chip having an external connection terminal, of the IC card reader is on which the card is inserted is referred to as a front side, a side opposite to the front side is referred to as a rear side, one side in a thickness direction of the card inserted through the insertion port is referred to as a first direction side, and a side opposite to the first direction side is referred to as a second direction side,the IC card reader comprising:
a card conveying passage through which the card is conveyed
a card conveying mechanism structured to convey the card along the card conveying passage;
an IC contact block comprising an IC contact spring structured to contact the external connection terminal of the card;
a guide mechanism structured to guide the IC contact block so that the IC contact block moves in a state in which a posture of the IC contact block to the card conveying passage remains constant;
a block urging member structured to urge the IC contact block toward the front side;
a first stopper structured to restrict a moving range of the IC contact block toward the front side; and
a second stopper structured to restrict a moving range of the IC contact block toward the rear side,
wherein
the guide mechanism is structured to guide, by an urging force of the block urging member, the IC contact block so that the IC contact block moves to a standby position where the IC contact block is abutted with the first stopper and is separated from the card located on the card conveying passage, a communication position where the IC contact spring is contacted with the external connection terminal on the card located on the card conveying passage, and a card eject position where the IC contact block is abutted with the second stopper and is separated from the card located on the card conveying passage,
at the standby position and the card eject position, the IC contact block is disposed on the first direction side relative to the IC contact block at the communication position,
the IC contact block comprises:
a block-shaped spring holder that holds the IC contact spring;
a turning stopper that is mounted to a rear end side of the spring holder and is structured to turn with a width direction of the card as an axial direction of turning, the width direction being perpendicular to a conveying direction of the card and the thickness direction of the card; and
a stopper urging member structured to urge the turning stopper toward a closing position where the turning stopper is protruded from the spring holder toward the second direction side to close the card conveying passage,
wherein the turning stopper and the IC contact block are structured such that, when a rear end of the card conveyed toward the rear side by the card conveying mechanism is abutted with the turning stopper of the IC contact block located at the standby position, the turning stopper is pushed by the card, so that the IC contact block moves toward the rear side from the standby position to the communication position,
the turning stopper and the IC contact block are structured such that, when the card which has been abutted with the turning stopper of the IC contact block moved to the communication position is further conveyed toward the rear side by the card conveying mechanism, the turning stopper is pushed by the card, so that the IC contact block moves toward the rear side from the communication position to the card eject position, and
the turning stopper and the IC contact block are structured such that, when the card which has been abutted with the turning stopper of the IC contact block moved to the card eject position is further conveyed toward the rear side by the card conveying mechanism, the turning stopper is turned toward the first direction side and the rear side, so that the card is passed by the second direction side of the turning stopper toward the rear side.

US Pat. No. 9,361,138

PERIPHERAL DEVICE, METHOD OF CONTROLLING PERIPHERAL DEVICE, FIRMWARE DOWNLOAD SYSTEM AND PROGRAM

NIDEC SANKYO CORPORATION,...

1. A peripheral device which is connected to a host device, and to which a download file including firmware program data to
operate said peripheral device can be downloaded from said host device, the peripheral device comprising:
an identification information storage unit in which identification information of said download file can be stored;
a program storage unit in which at least program data is stored and is over-writable; and
a controller which controls overwriting of said program data stored in said program storage unit;
wherein said download file includes at least said identification information of said download file or both said identification
information of said download file and overwrite permission data to allow said controller to overwrite the program data stored
in said program storage unit;

when said overwrite permission data is included in said download file, said controller, as a normal overwrite, overwrites
said program data saved in said program storage unit with said program data sent from said host device and returns a response
indicating a normal completion of said data overwrite;

when said overwrite permission is not included in said download file, said controller, as a pseudo-overwrite, returns a response
of a normal completion of said data overwrite without overwriting said program data stored in said program storage unit with
said program data sent from said host device; and

said identification information of said download file is stored in said identification information storage unit.

US Pat. No. 9,304,302

WIDE-ANGLE LENS

NIDEC SANKYO CORPORATION,...

1. A wide-angle lens for use in imaging an object, the wide-angle lens comprising:
a first lens which is a plastic lens having first and second faces that are aspherical and having a negative meniscus shape
with a convex surface facing an object side;

a second lens which is a plastic lens in a biconvex shape having at least one aspherical face;
a third lens which is a plastic lens in a biconvex shape having at least one aspherical face; and
a diaphragm which is provided between the second lens and the third lens;
wherein the first lens, the second lens, and the third lens are disposed such that the first lens is closest to the object
side, the second lens is between the first lens and the third lens; and

wherein when a radius of curvature at a center of the second face located on an image side of the first lens is “R12” (mm) and a focal length of the wide-angle lens is “f0”(mm), a following condition is satisfied:

0.66?R12/f0?0.9.

US Pat. No. 10,185,156

OPTICAL UNIT WITH PLATE-SHAPED SPRING HAVING MEANDERING OR CURVED PARTS

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:a movable body;
a fixed body;
a support mechanism structured to swingably support the movable body around a first axial line and a second axial line intersecting each other; and
a shake correction drive mechanism structured to swing the movable body,
wherein
the support mechanism includes a movable frame and a plurality of swing support parts structured to support the movable frame,
some of the swing support parts are provided on the fixed body and remaining swing support parts are provided on the movable body,
the movable frame is structured of a single plate-shaped spring or a stacked body of a plurality of plate-shaped springs stacked on top of each other in a first direction perpendicular to the first axial line and the second axial line,
each plate-shaped spring includes supporting point parts which are in contact with the swing support parts and connecting parts each of which connects two supporting point parts to each other and includes a meandering part or a curved part located on an inner peripheral side relative to the supporting point part, and
at each of the meandering parts or curved parts, a thickness in a second direction perpendicular to the first direction and a meandering path of the meandering part or a curved path of the curved part is larger than a thickness in the first direction of each plate-shaped spring.

US Pat. No. 9,443,653

RARE EARTH MAGNET, ROTOR AND MANUFACTURING METHOD FOR RARE EARTH MAGNET

NIDEC SANKYO CORPORATION,...

1. A manufacturing method for a rare earth magnet, comprising:
forming a formed body comprising magnetic powder containing rare earth metal;
forming a coating film made of resin film for preventing rust on an outer face of the formed body;
after forming the coating film, impregnating rust preventive liquid, obtained by diluting rust preventive material containing
a phthalic ester or an adipic acid ester with organic solvent, into the formed body; and then

evaporating the organic solvent from the rust preventive liquid to form a rust preventive treatment layer, different from
the coating film, in the formed body.

US Pat. No. 9,229,068

MAGNETIC SENSOR DEVICE

NIDEC SANKYO CORPORATION,...

1. A magnetic sensor device comprising a magnetic sensor element structured to detect a magnetic property of a medium, wherein
the magnetic sensor element comprises:
a sensor core having a body part and one or a plurality of protruded part(s) which is protruded from the body part;
an exciting coil which is wound around the sensor core; and
a detection coil which is wound around the sensor core,
the body part and the protruded part of the sensor core forms an open magnetic path, and
a stepped part is formed on a side face of at least one piece of the protruded part;
wherein a tip end face of the protruded part where the stepped part is formed is a sensing face of the magnetic sensor element;
wherein a portion on a tip end side of the protrude part with respect to the stepped part is formed so that a width dimension
in a direction perpendicular to a protruding direction of the protruded part from the body part is thinner than the width
dimension of a portion on a body part side of the protruded part with respect to the stepped part;

the exciting coil is wound around the body part, and
the detection coil is wound around the portion on the tip end side of the protruded part with respect to the stepped part,
the portion on the tip end side of the protruded part being extended in a straight line shape.

US Pat. No. 9,460,370

CARD STORAGE AND EJECTION MODULE

NIDEC SANKYO CORPORATION,...

1. A card storage and ejection module structured to perform a card storing operation for storing a card ejected from a card
reader and a card ejecting operation for ejecting a stored card toward the card reader, the card storage and ejection module
comprising:
a card storage cassette comprising a plurality of card storage parts each of which stores one card;
a lifting mechanism structured to lift and lower the card storage cassette; and
a support frame which supports the card storage cassette so that the card storage cassette can be being lifted and lowered;
wherein a plurality of the card storage parts is disposed so as to be overlapped with each other in an upper and lower direction;
and

wherein the lifting mechanism comprises a parallel link mechanism having at least two link arms which connect the support
frame with the card storage cassette and are disposed in an aligned state in a horizontal direction so as to be parallel to
each other for lifting and lowering the card storage cassette in a state that a horizontal posture of the card storage cassette
is maintained.

US Pat. No. 9,387,584

INDUSTRIAL ROBOT

NIDEC SANKYO CORPORATION,...

1. An industrial robot for transferring an object-to-be-transferred, comprising:
a hand having an object-mounting section on which said object-to-be-transferred can be mounted;
an arm structured to hold said hand at a front side thereof;
a main body section structured to hold a base end of said arm; and
a covering member structured to cover at least a top surface of said object-mounting section;
wherein a radiant heat reflectance at said covering member is higher than that at said object-mounting section,
a heat conductivity of said covering member is lower than that of said object-mounting section, and
a specific gravity of said object-mounting section is smaller than that of said covering member;
wherein said hand is provided with multiple fork prongs and a hand base section to which base ends of said multiple fork prongs
are fixed and which is held to the front side of said arm, and at least a front side of said fork prongs is said object-mounting
section; and

wherein said fork prong is provided with a fork prong front section as said object-mounting section and a fork prong base
section on which the base end of said fork prong front section is fixed, and at least part of said fork prong base section
is formed hollow.

US Pat. No. 9,626,820

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card having a magnetic stripe, the card reader comprising:
a card insertion port into which the card is inserted;
a card passage where the card is passed; and
a disturbing magnetic field generator structured to generate a magnetic field for disturbing fraudulent reading of magnetic
data recorded in the magnetic stripe, the disturbing magnetic field generator comprising:

a core part comprising at least one core formed of magnetic material; and
a disturbing magnetic field generation coil wound around the core;
wherein when an inserting direction side of the card to the card insertion port which is one side of a passing direction of
the card is referred to as a rear side and an ejecting direction of the card from the card insertion port which is the other
side of the passing direction of the card is referred to as a front side, the core part comprises a first end face and a second
end face which are disposed so as to face substantially the front side;

wherein the disturbing magnetic field generator is structured to generate a disturbing magnetic field in which a direction
of a magnetic flux line is changed into a direction from the first end face toward the second end face and a direction from
the second end face toward the first end face;

wherein the direction of the magnetic flux line of the disturbing magnetic field going out from one of the first end face
and the second end face and the direction entering into the other of the first end face and the second end face are substantially
parallel to the passing direction of the card; and

wherein in a width direction of the card perpendicular to the passing direction of the card and a thickness direction of the
card, the magnetic flux line of the disturbing magnetic field crosses a position where the magnetic stripe is passed when
the card is inserted.

US Pat. No. 9,500,856

OPTICAL DEVICE

NIDEC SANKYO CORPORATION,...

1. An optical device comprising:
a flat optical member;
a reinforcement member which is bonded to a back side of said optical member and demonstrates stronger rigidity in a center
area thereof than two side portions thereof when curved in a thickness direction in a first direction within an in-plane direction;
and

a driving device which switches a shape of said optical member together with said reinforcement member between a flat state
and a curved state in which said optical member is curved in said first direction;

wherein said reinforcement member is formed such that a dimension thereof in a second direction orthogonal to said first direction
in said in-plane direction is widened from said two side portions toward said center area;

said reinforcement member has a center portion that layers on the center area of said optical member in said first direction,
a first extension portion which extends from one end portion of said center portion in said second direction toward said two
side portions, and a second extension portion which extends from the other end of said center portion in said second direction
toward said two side portions; and

said first extension portion and said second extension portion are formed such that the dimension thereof in said second direction
is widened from said two side portions toward said center area.

US Pat. No. 9,399,285

INDUSTRIAL ROBOT WITH HOLLOW SECTION

NIDEC SANKYO CORPORATION,...

1. An industrial robot for transferring a transfer object in a vacuum, comprising:
a hand configured to mount the transfer object;
an arm to which the hand is connected at a top end of the arm;
a main body to which a root end of the arm is connected so as to be rotatable; and
a first bearing unit configured to support the arm to be rotatable, at a first joint section that works as a connection section
between the arm and the main body;

wherein, one of the arm and the main body has a first protrusion section that protrudes toward the other of the arm and the
main body, at the first joint section;

the other of the arm and the main body has a first housing section in which a first hollow section for housing the first protrusion
section is formed, at the first joint section;

the first protrusion section and the first housing section are formed of a material having higher thermal conductivity than
the first bearing unit has;

a first thermally-conductive substance, in a liquid state, a semisolid state, or a gel state, is placed in the first hollow
section, the first thermally-conductive substance having higher thermal conductivity than the first bearing unit has; and

the main body comprises: a heat radiator configured to radiate heat, the heat radiator being formed of a material having higher
thermal conductivity than the first bearing unit has, and being positioned in the atmosphere; and a connecting section for
connecting either the first housing section or the first protrusion section, which the main body has, and the heat radiator,
the connecting section being formed of a material having higher thermal conductivity than the first bearing unit has.

US Pat. No. 9,129,645

DATA DEMODULATION DEVICE, DATA DEMODULATION METHOD, REPRODUCTION DEVICE FOR MAGNETICALLY RECORDED DATA, AND PROGRAM

NIDEC SANKYO CORPORATION,...

1. A magnetically recorded data reproduction device for use with a magnetic recording medium, the magnetically recorded data
reproduction device comprising:
an analog/digital (A/D) converter structured to convert an analog signal, obtained by reproducing magnetic data recorded in
the magnetic recording medium, into a digital signal;

a peak detecting unit structured to detect a peak point of a reproduced signal, from the digital signal, according to a threshold
as a judgment level in accordance with an output of the A/D converter; and

a data demodulation device structured to demodulate the magnetic data, on the basis of information of intervals according
to time intervals of peak points detected by the peak detecting unit;

wherein, the data demodulation device comprises:
a preliminary data creating unit structured to create a plurality of preliminary data rows for creating demodulated data on
the basis of an interval corresponding to a time interval between peaks in the reproduced signal of the magnetic data; and

a demodulated data creating unit structured to create demodulated data on the basis of first individual data constituting
the plurality of preliminary data rows that have been created in the preliminary data creating unit; and

the preliminary data rows include the first individual data to be identified on the basis of the interval, and are formed
of the first individual data of plural bits, and

the preliminary data creating unit comprises;
a template listing part of, or all of, a plurality of bit patterns being formed of second individual data having the same
number of multiple-bit as the number of multiple-bit that the first individual data, forming the preliminary data rows, have;

a standard interval identifying unit structured to identify a first standard interval and a second standard interval, the
first standard interval being the interval as a standard for making a judgment that the first individual data of the preliminary
data rows is “0”, and the second standard interval being the interval as a standard for making a judgment that the first individual
data is “1”, according to information of a plurality of the intervals;

a standard interval assigning unit structured to make an assignment to each of the second individual data in the template;
namely, assigning the first standard interval to the second individual datum being “0” and assigning the second standard interval
to the second individual datum being “1”;

a comparison operation unit structured to make a comparison between a plurality of intervals for judgment as the intervals
for identifying the first individual data and either of the first standard interval or the second standard interval, assigned
in the template, with respect to each bit pattern as well as each bit of the bit pattern; and

a preliminary data identifying unit structured to identify the bit pattern corresponding to the preliminary data rows, according
to a comparison result by the comparison operation unit, and outputting the identified bit pattern, as the preliminary data
row, to the demodulated data creating unit; and

the comparison operation unit calculates a first positive value corresponding to a difference between the intervals for judgment
and the first standard interval assigned in the template, or a second positive value corresponding to a difference between
the intervals for judgment and the second standard interval, with respect to each bit pattern as well as each bit of the bit
pattern, and multiplies the second positive value corresponding to the difference between the second standard interval and
the intervals for judgment, by a coefficient which is a greater value than that for the first positive value; and

the preliminary data identifying unit calculates a sum value that is a sum of the first positive value and/or the second positive
value of each bit pattern, wherein the first positive value and the second positive value are calculated for each bit in the
comparison operation unit and these values are those after the multiplication by the coefficient, and then the preliminary
data identifying unit identifies the bit pattern that gives a minimum of the calculated sum value, as the preliminary data
row.

US Pat. No. 9,116,361

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a fixed body;
a movable module which holds an optical element;
a swing support point which swingably supports the movable module; and
a shake correction drive mechanism structured to swing the movable module with the swing support point as a swing center;
wherein the swing support point is structured of an abutted portion of two members in an optical axis direction between a
bottom part of the movable module and a bottom part of the fixed body; and

wherein at least one of the two members is made of elastic material;
wherein one of the two members is abutted with the other member through a portion which is curved in a projected shape and
thereby the abutted portion is structured;

wherein only one of the two members is made of elastic material;
wherein the elastic material is one of rubber and porous elastomer.

US Pat. No. 9,483,673

NON-CONTACT COMMUNICATION MODULE AND CARD READER

NIDEC SANKYO CORPORATION,...

1. A non-contact communication module for communicating information with a non-contact IC card in a non-contact manner by
way of electromagnetic induction, comprising:
a substrate in which an antenna including an antenna coil placed annularly, and a ground pattern for grounding are formed;
an antenna-side land that is formed on an external surface of the substrate, and electrically connected to the antenna; and
a ground-side land that is formed on the external surface of the substrate, and electrically connected to the ground pattern;
wherein a distance between the antenna-side land and the ground-side land is so made as to be a distance with which the antenna-side
land and the ground-side land is connected by use of a solder bridge.

US Pat. No. 9,459,432

WIDE-ANGLE LENS

NIDEC SANKYO CORPORATION,...

1. A wide-angle lens comprising:
six plastic lenses arranged in four groups comprising a first group having negative power, a second group having negative
power, a third group having positive power, and a fourth group having positive power;

wherein the fourth group comprises a first lens on an object side of the fourth group and a second lens on an image side of
the fourth group, the first lens having an aspherical image side and the second lens having an aspherical object side; and

wherein the aspherical image side of the first lens is cemented to the aspherical object side of the second lens;
a diaphragm is disposed between the third group and the fourth group;
the third group comprises a third lens on an object side of the third group and a fourth lens on an image side of the third
group, the third lens having a spherical image side and the fourth lens having a spherical object side;

the image side of the third lens is cemented to the object side of the fourth lens;
at least one of the object side of the third lens and the image side of the fourth lens is an aspherical surface;
a refractive index of the third lens is equal to a refractive index of the second lens,
a refractive index the fourth lens is equal to a refractive index of the first lens; and
the refractive index of the second lens is different from the refractive index of the first lens.

US Pat. No. 9,367,716

INFORMATION REPRODUCTION DEVICE AND INFORMATION REPRODUCTION METHOD

NIDEC SANKYO CORPORATION,...

1. An information reproduction device for use with a magnetic recording medium storing information, the information reproduction
device comprising:
an analog/digital (AD) converter structured to convert an analog signal, which is reproduced from the information recorded
in the magnetic recording medium, into a digital signal;

a peak detecting unit structured to detect a peak point of the digital signal according to a threshold as a judgment level
in accordance with an output of the AD converter; and

an information generating unit structured to generate a rectangular waveform signal of the reproduced signal, waveform-shaped
according to interval information of peak points detected by the peak detecting unit.

US Pat. No. 9,218,548

CARD READER AND CONTROL METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card having magnetic data recorded thereon, the card reader comprising:
a magnetic head for carrying out at least one of reading the magnetic data recorded in the card and recording the magnetic
data into the card;

a card insertion part where an insertion slot for inserting the card is formed;
a metal sensor structured to detect a foreign object, which contains a metallic material, having been installed around the
card insertion part; and

a control unit;
wherein the control unit is structured to calculate the amount of change in an output value of the metal sensor, whenever
a predetermined reference time period has passed, and judge that the foreign object has been installed around the card insertion
part if the amount of change exceeds a predetermined reference value;

wherein the control unit is structured to calculate a difference between a reference output value and an output value of the
metal sensor at the time when the reference time period has passed, as the amount of change; and is structured to set up the
reference output value with an output value of the metal sensor at the time of turning on the card reader; and

if the amount of change is equal to or less than a predetermined second datum value that is smaller than the reference value,
updating the reference output value is carried out to set up the reference output value with an output value of the metal
sensor at the time when the reference time period has passed; and

if the amount of change is greater than the second datum value, updating the reference output value is not carried out in
such a way as to maintain the reference output value.

US Pat. No. 9,117,101

MEDIUM PROCESSING APPARATUS AND CONTROL METHOD FOR MEDIUM PROCESSING APPARATUS

NIDEC SANKYO CORPORATION,...

1. A medium processing apparatus for use with a card-shaped recording medium having a magnetic stripe, the medium processing
apparatus comprising:
a medium conveying passage along which the card-shaped recording medium having a magnetic stripe is conveyed;
a magnetic head part comprising;
a first magnetic head which faces the medium conveying passage from one side in a thickness direction of the recording medium
passing through the medium conveying passage;

a second magnetic head which faces the medium conveying passage from the other side in the thickness direction of the recording
medium;

a first pad roller which is oppositely disposed to the first magnetic head and is urged toward the first magnetic head; and
a second pad roller which is oppositely disposed to the second magnetic head and is urged toward the second magnetic head;
a first moving mechanism which moves the first magnetic head and/or the first pad roller between a first contact position
for contacting the first magnetic head and the first pad roller with the recording medium and a first retreated position where
the first magnetic head and/or the first pad roller are retreated in a direction separated from the medium conveying passage;
and

a second moving mechanism which moves the second magnetic head and/or the second pad roller between a second contact position
for contacting the second magnetic head and the second pad roller with the recording medium and a second retreated position
where the second magnetic head and/or the second pad roller are retreated in a direction separated from the medium conveying
passage;

wherein the first magnetic head and the second magnetic head are displaced from each other in a conveyance direction of the
recording medium in the magnetic head part; and

wherein a distance between the first magnetic head and the second magnetic head in the conveyance direction of the recording
medium is shorter than a length of a recorded range of magnetic data recorded in the magnetic stripe.

US Pat. No. 10,185,845

CARD READER AND MAGNETIC INFORMATION RECORDING MEDIUM PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a card conveyance passage where the card is conveyed;
an optical sensor structured to detect the card conveyed along the card conveyance passage, the optical sensor comprising a light emitting element and a light receiving element which are oppositely disposed so as to interpose the card conveyance passage in a thickness direction of the card conveyed along the card conveyance passage;
a first circuit board on which the light emitting element is mounted;
a second circuit board on which the light receiving element is mounted;
a first cover member which covers the light emitting element;
a second cover member which covers the light receiving element;
a first frame comprising a conveyance face on a first direction side of the card conveyance passage wherein one side in the thickness direction of the card conveyed along the card conveyance passage is referred to as a first direction and its opposite direction is referred to as a second direction; and
a second frame comprising a conveyance face on a second direction side of the card conveyance passage;
wherein the first frame is comprises a first transmission hole for transmitting a light from the light emitting element to the light receiving element, and the first frame is attached with one of the first circuit board and the second circuit board;
wherein the second frame comprises a second transmission hole for transmitting the light from the light emitting element to the light receiving element, and the second frame is attached with the other of the first circuit board and the second circuit board;
wherein the first cover member is fixed to the first circuit board so as to cover the entire light emitting element; and
wherein the second cover member is fixed to the second circuit board so as to cover the entire light receiving element.

US Pat. No. 9,396,371

NON-CONTACT TYPE INFORMATION PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A non-contact type information processing device which performs communication of information with a card-shaped medium
in a non-contact manner, the non-contact type information processing device comprising:
a flat plate-shaped substrate on which a communication antenna formed in a ring shape and a signal processing circuit part
electrically connected with the communication antenna are mounted; and

a connector member structured to electrically connect a host device on which the non-contact type information processing device
is mounted with the non-contact type information processing device;

wherein the signal processing circuit part is, when viewed in a thickness direction of the substrate, mounted on the substrate
on an outer side with respect to an outermost ring shape of the communication antenna formed in the ring shape; and

wherein the connector member is, when viewed in the thickness direction of the substrate, mounted on the substrate on an inner
side with respect to an innermost ring shape of the communication antenna formed in the ring shape so that an inserting and
attaching direction of a second connector member which is inserted and connected with the connector member is substantially
parallel to a thickness direction of the substrate.

US Pat. No. 9,323,704

ELECTRONIC DEVICE, ITS PAIRING PROCESS AND PAIRING MONITORING METHOD

NIDEC SANKYO CORPORATION,...

6. A pairing method of paring an electronic device with multiple sub-devices of the electronic device, the electronic device
being connected to a host device that has a CPU and a communication interface, the method comprising:
a reference data creating step in which said electronic device creates reference data specific to each of said sub-devices;
and

a reference data injection step in which said electronic device:
stores the reference data corresponding to each sub-device in a memory unit of the electronic device; and
injects the specific reference data to each corresponding sub-device;
wherein said reference data creating step creates said reference data in response to said electronic device receiving security
data, from the host device, that is to be transmitted to each of said multiple sub-devices; and

wherein said reference data specific to a sub-device is different from that of another sub-device.

US Pat. No. 9,324,001

CHARACTER RECOGNITION DEVICE AND CHARACTER SEGMENTATION METHOD

NIDEC SANKYO CORPORATION,...

1. A character recognition device for use with a medium on which a character string is printed, the character recognition
device comprising:
an image reader structured to capture the character string on the medium as image data;
an image memory structured to store the image which is read by said image reader; and
a data processor structured to segment the character string from said image data stored in said image memory and segmenting
characters from said character string for character recognition;

wherein said data processor comprises:
a character segmenting unit structured to detect boundary positions of neighboring characters in said character string and
segment each character; and

said character segmenting unit comprises:
a boundary search range setting unit structured to set a range to search boundary position of neighboring characters in said
character string and

a boundary position setting unit structured to set a boundary position of characters by using a discriminant analysis method
within said search range which has been set; and

said boundary position setting unit is structured to divide a projection to said boundary search range by a predetermined
width into two regions, calculate the within-region variance in each region, the between-region variance, and the variance
ratio between the within-region variance and the between-region variance, and set a segmentation position of characters based
on said calculated variance ratio.

US Pat. No. 9,291,832

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION WITH FLEXIBLE CIRCUIT BOARD HAVING FOLDED-BACK PORTIONS

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a fixed body;
a movable module which holds an optical element;
a flexible circuit board which is connected with the movable module and the fixed body; and
a movable module drive mechanism for shake correction which swings the movable module with respect to the fixed body;
wherein the flexible circuit board is formed in a Z character shape, the flexible circuit board comprising:
a first connected portion connected with the movable module;
a first extended part, a first end of the first extended part being connected to the first connected portion;
a first folded-back portion continuously connected to a second end of the first extended part, wherein the flexible circuit
board becomes folded back under the first extended part at the first folded-back portion;

a second extended part, a first end of the second extended part being continuously connected to the first folded-back portion;
a second folded-back portion continuously connected to a second end of the second extended part, wherein the flexible circuit
board becomes folded back under the second extended part at the second folded-back portion;

a third extended part, a first end of the third extended part being continuously connected to the second folded-back portion;
and

a second connection portion connected to the fixed body, wherein the second connected portion is connected to a second end
of the third extended part;

wherein portions of the first folded-back portion which are superposed on each other are fixed to each other;
wherein portions of the second folded-back portion which are superposed on each other are fixed to each other;wherein a swing support point structured to swing the movable module, the swing support point is provided between the fixed
body and the movable module on a side where the flexible circuit board is provided;
wherein the first connected portion is disposed to a first side of the swing support point in a first direction perpendicular
to an optical axis direction;

wherein the second connected portion is disposed to a second side of the swing support point in a second direction perpendicular
to an optical axis direction and opposite to the first direction;

wherein the first folded-back portion is disposed to the second side of the swing support point in the second direction;
wherein the second folded-back portion is disposed to the first side of the swing support point in the first direction;
wherein a first space is provided between the first folded back portion and the movable body in the optical axis direction;
wherein a second space is provided between the second folded back portion and the fixed body in the optical axis direction;
and

wherein the second folded-back portion and a swing center of the swing support point are located at a same position in the
optical axis direction.

US Pat. No. 9,175,892

ICE MAKING DEVICE

NIDEC SANKYO CORPORATION,...

1. An ice making device for use with an ice storage container; the ice making device comprising:
an ice tray;
a drive part which is provided with an output shaft to which the ice tray is attached and in which the ice tray is turned
by turning of the output shaft; and

a frame body to which the drive part is attached;
wherein a twisting operation is applied to the ice tray during a turning operation for separating ice pieces from the ice
tray;

wherein the drive part is provided with a drive side attaching part;
the frame body is provided with a frame body side attaching part; and
wherein the frame body side attaching part and the drive side attaching part are fitted to each other along a direction that
is perpendicular to the output shaft, thereby attaching the drive part to the frame body

wherein one end of a turning shaft of the ice tray is supported by the frame body,
an other end of the turning shaft is fitted to the output shaft of the drive part and structured so that turning drive is
transmitted,

the ice tray is structured to be twisted by abutting a protruded part for twisting provided on one end side of the ice tray
with an abutting part provided on the frame body, which disturbs turning of the ice tray; and

an attaching direction of the drive part when the drive part is attached to the frame body is a same direction as a direction
of force transmitted to the drive side attaching part through the output shaft of the drive part from the ice tray against
twisting applied to the ice tray.

US Pat. No. 9,129,204

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card formed in a substantially rectangular shape which is conveyed in its short widthwise
direction and is processed, the card reader comprising:
a card conveying mechanism structured to convey the card;
a conveying passage where the card is conveyed;
a magnetic head structured to abut a magnetic stripe formed on the card and structured to perform at least one of reading
of magnetic data recorded on the card and recording of magnetic data on the card;

a head moving mechanism structured to move the magnetic head in a widthwise direction of the conveying passage which is perpendicular
to a conveying direction of the card; and

an abutting part with which one end of the card in the conveying direction of the card is abutted;wherein the card conveying mechanism comprises a drive source, and a first conveying roller and a second conveying roller
structured to convey -the card until the one end of the card in the conveying direction of the card is abutted with the abutting
part;
wherein the first conveying roller is disposed on one end side in the widthwise direction of the conveying passage so as to
contact with a front face or a rear face on one end side in a longitudinal direction of the card;

wherein the second conveying roller is disposed on the other end side in the widthwise direction of the conveying passage
so as to contact with the front face or the rear face on the other end side in the longitudinal direction of the card; and

wherein the card conveying mechanism comprises a first torque limiter which is disposed in a power transmission path from
the drive source to the first conveying roller, and a second torque limiter which is disposed in a power transmission path
from the drive source to the second conveying roller.

US Pat. No. 9,659,240

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:
a card insertion port into which the card is inserted and from which the card is ejected;
a card conveying passage where the card inserted from the card insertion port is conveyed; and
a card lock mechanism structured to prevent drawing of the card from the card insertion port when an abnormality has been
detected in conveyance of the card in the card conveying passage;

wherein the card lock mechanism comprises:
a motor;
a lock member comprising with a prevention pawl configured to contact with the card and prevent drawing of the card and is
moved between a contact position where the prevention pawl is contacted with the card and a retreated position where the prevention
pawl is retreated from the card conveying passage by power transmitted from the motor; and

a power transmission mechanism structured to transmit power of the motor to the lock member;
wherein the power transmission mechanism comprises a worm gear comprising a screw gear and a helical gear engaged with the
screw gear;

wherein the screw gear is disposed on a motor side relative to the helical gear in a transmitting direction of power from
the motor to the lock member,

wherein the lock member further comprises a teeth part in a fan shape; and
wherein the teeth part in the fan shape is driven through engagement of gears including the worm gear to move the prevention
pawl.

US Pat. No. 9,049,375

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a fixed body;
a movable module which holds an optical element;
a swing support point which swingably supports the movable module between a bottom part of the movable module and the fixed
body;

a shake correction drive mechanism which is structured to swing the movable module with the swing support point as a swing
center around two axial lines intersecting an optical axis direction of the optical element between an outer peripheral face
of the movable module and the fixed body;

a first photo reflector which is provided between a bottom part of the movable module and the fixed body at a position superposing
on one of the two axial lines in the optical axis direction and is structured to detect displacement of the movable module;
and

a second photo reflector which is provided between the bottom part of the movable module and the fixed body at a position
superposing on the other of the two axial lines in the optical axis direction and is structured to detect displacement of
the movable module;

wherein the bottom part of the movable module includes a circuit board on which the first photo reflector and the second photo
reflector are mounted, and

a face of the circuit board on an opposite side to a face where the first photo reflector and the second photo reflector are
mounted is mounted with an imaging element.

US Pat. No. 9,185,296

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a fixed body;
a movable module which holds an optical element;
a swing support point which swingably supports the movable module between a bottom part of the movable module and the fixed
body;

a shake correction drive mechanism which is structured to swing the movable module with the swing support point as a swing
center around two axial lines intersecting an optical axis direction of the optical element between an outer peripheral face
of the movable module and the fixed body;

a first photo reflector which is provided between a bottom part of the movable module and the fixed body at a position superposing
on one of the two axial lines in the optical axis direction and is structured to detect displacement of the movable module;

a second photo reflector which is provided between the bottom part of the movable module and the fixed body at a position
superposing on the other of the two axial lines in the optical axis direction and is structured to detect displacement of
the movable module; and

a flexible circuit board which is extended in a direction intersecting the optical axis direction between the bottom part
of the movable module and the fixed body so as to avoid positions superposing on the first photo reflector and the second
photo reflector in the optical axis direction;

wherein each of the first photo reflector and the second photo reflector is provided with a rectangular planar shape, and
extended directions of long sides of the first photo reflector and the second photo reflector are parallel to an extended
direction of the flexible circuit board.

US Pat. No. 9,151,964

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a movable body configured to hold an optical element;
a fixed body which covers at least a side face part of the movable body;
a spring member which is connected with the movable body and the fixed body;
a shake correction drive mechanism configured to generate a drive force for swinging the movable body with respect to the
fixed body; and

a stopper mechanism which is provided between the spring member and a swing center of the movable body in an optical axis
direction, and configured to determine a movable range of the movable body in a direction perpendicular to the optical axis
direction;

wherein the stopper mechanism is comprised of a stopper member which is fixed to one of the fixed body and the movable body
so as to protrude toward the other side;

wherein the stopper member is formed in a rectangular frame shape provided with four sides which are extended along an outer
peripheral face of the movable body and an inner peripheral face of the fixed body;

the fixed body comprises a cover which is provided with a rectangular tube-shaped body part surrounding the movable body;
the movable body comprises a tube-shaped cover having a rectangular tube shape which structures a side face part of the movable
body;

side plate parts of the rectangular tube-shaped body part of the cover structuring the fixed body facing at least two of the
four sides are formed with a cut-out portion at a position facing an outer peripheral face of the side of the stopper member,

the stopper member is provided with a fixing protruded part which is protruded from the side and is fitted to the cut-out
portion, and

the stopper member is fixed to the fixed body by welding the fixing protruded part with an inner edge of the cut-out portion.

US Pat. No. 9,090,369

LABEL STICKING APPARATUS

NIDEC SANKYO CORPORATION,...

1. A label sticking apparatus in which an adhesive label is peeled from a release paper formed in a belt shape on which a
plurality of adhesive labels is temporarily adhered at a predetermined interval and the adhesive label is stick on an adhered
medium, the label sticking apparatus comprising:
a release paper supply part in which a release paper before the adhesive label is peeled is held;
a release paper collecting part in which the release paper after the adhesive label is peeled is held;
a release paper feed mechanism structured to feed the release paper from the release paper supply part to the release paper
collecting part;

a label peeling mechanism structured to bend the release paper and peel the adhesive label from the release paper between
the release paper supply part and the release paper collecting part; and

a label pressing mechanism structured to press the adhesive label peeled by the label peeling mechanism against the adhered
medium;

wherein the label peeling mechanism comprises a movable member which is movable between a bending position where the release
paper is bent so that the adhesive label is peeled from the release paper and a bending relaxing position where a bending
state of the release paper is relaxed so that the adhesive label is not peeled from the release paper;

wherein in a case that a face of the release paper on a side where the adhesive label is temporarily adhered is referred to
as a front face, and that a face of the release paper on an opposite side to the front face is referred to as a rear face;

the label peeling mechanism comprises a fixed shaft which is disposed in a passing route of the release paper from the release
paper supply part to the release paper collecting part and is structured to abut with the front face of the release paper
when the movable member is located at the bending position;

the movable member located at the bending position is abutted with the rear face of the release paper; and
the release paper is bent by the movable member located at the bending position and the fixed shaft to peel the adhesive label
from the release paper.

US Pat. No. 9,064,919

INDUSTRIAL ROBOT

NIDEC SANKYO CORPORATION,...

1. An industrial robot for taking a transfer object out of a storing section where the transfer object is stored, and bringing
the transfer object into the storing section, the industrial robot comprising:
a first hand and a second hand, each of which is configured to grasp the transfer object;
a first arm that supports the first hand so as to keep the first hand rotatable at a top end side of the first arm, the first
arm being configured to expand at a time of taking the transfer object out of the storing section, and to retract at a time
of bringing the transfer object into the storing section;

a second arm that supports the second hand so as to keep it rotatable at a top end side of the second arm, the second arm
being configured to expand at a time of taking the transfer object out of the storing section, and to retract at a time of
bringing the transfer object into the storing section;

a driving mechanism for expanding and retracting the first arm and the second arm; and
a main body section that houses a part of the driving mechanism;
wherein the first arm comprises:
a first arm portion that is rotatable with respect to the main body section, while using a root end side of the first arm
portion as a rotation center; and

a second arm portion, a root end side of which is so supported as to be rotatable at a top end side of the first arm portion;
wherein the second arm comprises:
a third arm portion that is rotatable with respect to the main body section, while using a root end side of the third arm
portion as a rotation center; and

a fourth arm portion, a root end side of which is so supported as to be rotatable at a top end side of the third arm portion;
wherein a turning center of the first arm portion and a turning center of the third arm portion are placed coaxially;
wherein, in a view from an upper elevation over the industrial robot when the first arm and the second arm are retracted,
the first arm and the second arm are so constructed as to be almost line-symmetric with respect to an imaginary line that
passes through the turning center of the first arm portion and the third arm portion;

wherein the first arm portion, the third arm portion, the second arm portion, and the fourth arm portion are placed in this
order from a lower side to a higher side, in a view from a horizontal direction;

wherein the driving mechanism comprises:
a first turning axis having its axis center with the turning center of the first arm portion and the third arm portion;
a second turning axis that is hollow and placed in coaxial with the first turning axis in such a way as to cover an outer
circumference of the first turning axis;

a third turning axis that is hollow and placed in coaxial with the first turning axis in such a way as to cover an outer circumference
of the second turning axis;

a first drive power source for turning the first turning axis;
a second drive power source for turning the second turning axis; and
a third drive power source for turning the third turning axis;
wherein the driving mechanism is configured to expand and retract of the first arm independently from an expansion and retraction
of the second arm;

wherein placed in the main body section are:
a first position detecting mechanism for detecting a relative turning position of the second turning axis with respect to
the main body section;

a second position detecting mechanism for detecting a relative turning position of the first turning axis with respect to
the second turning axis; and

a third position detecting mechanism for detecting a relative turning position of the third turning axis with respect to the
second turning axis;

a first pulley having a first through-hole that penetrates the first pulley in a vertical direction and wherein the first
pulley is fixed at the first turning axis and configured to transmit drive power of the first drive power source to the first
turning axis;

a second pulley having a second through-hole that penetrates the second pulley in a vertical direction and a first recess
part that is formed at a lower side of the second pulley and recessed upward and when viewed from a vertical direction, shaped
almost like an arc having its center at a turning center of the second pulley, and wherein the second pulley is fixed at the
second turning axis and configured to transmit drive power of the second drive power source to the second turning axis;

a third pulley having a second through-hole that penetrates the third pulley in a vertical direction and a second recess part
that is formed at a lower side of the third pulley and recessed upward and when viewed from a vertical direction shaped almost
like an arc having its center at a turning center of the third pulley, and wherein the third pulley is fixed at the third
turning axis, wherein the third pulley is configured to transmit drive power if the third drive power source to the third
turning axis; and

wherein the first pulley, the second pulley, and the third pulley are so placed in this order form from a lower side auto
be stacked up in a vertical direction; and

wherein the second position detecting mechanism includes:
a first proximity sensor, wherein the first proximity sensor is fixed in the first through-hole;
a first detection plate wherein the first detection plate is made of a magnetic material and is fixed to a part of the first
recess part; and

an upper end side of the first sensor holding member, wherein the upper end side of the first sensor holding member is located
inside the first recess part and serves as a stopper for restricting a turning range of the first pulley with respect to the
second pulley; and

wherein the third position detecting mechanism includes:
a second proximity sensor, wherein the second proximity sensor is fixed in the second through-hole; and
a second detection plate, wherein the second detection plate is made of a magnetic material and is fixed to a part of the
second recess part; and

an upper end side of the second sensor holding member, wherein the upper end side of the second sensor holding member is located
inside the second recess part and serves as a stopper for restricting a turning range of the third pulley with respect to
the second pulley.

US Pat. No. 9,858,449

MR SENSOR AND CARD READER

NIDEC SANKYO CORPORATION,...

1. An MR sensor for a card reader structured to detect whether or not magnetic data are recorded in a magnetic stripe of a
card, the card comprising a magnetic stripe having a first track and second track each configured to store magnetic data,
the MR sensor comprising:
a first resistor and a second resistor serially-connected with each other and disposed at positions where the first track
is passed; and

a third resistor and a fourth resistor serially-connected with each other and disposed at positions where the second track
is passed;

wherein the second resistor and the fourth resistor are connected with a power supply, and the first resistor and the third
resistor are grounded, and

wherein a potential difference between a first midpoint between the first resistor and the second resistor and a second midpoint
between the third resistor and the fourth resistor is an output of the MR sensor.

US Pat. No. 9,810,918

RESONANCE PREVENTION METHOD IN OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION AND OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

2. An optical unit with a shake correction function comprising:
a movable module structured to hold an optical element;
a support body which comprises a body part surrounding the movable module;
a gimbal mechanism which comprises a movable frame having elasticity structured to swingably support the movable module between
the movable module and the support body;

a spring member which is connected to the movable module and the support body for holding posture of the movable module; and
a shake correction drive mechanism structured to swing the movable module;
wherein the movable module is required to be swingably supported around a first axial line intersecting an optical axis direction,
and the movable module is required to be swingably supported around a second axial line intersecting the optical axis direction
and the first axial line,

wherein the movable frame is provided with a first corner part, a second corner part, a third corner part and a fourth corner
part around the optical axis,

wherein the support body is provided with a first corner part, a second corner part, a third corner part and a fourth corner
part around the optical axis,

wherein the second corner part and the fourth corner part of the movable frame located on the first axial line are swingably
supported by the second corner part and the fourth corner part of the support body,

wherein the first corner part and the third corner part of the movable frame located on the second axial line swingably support
the movable module, and

wherein when a natural vibration frequency of the movable frame is “fa”, a natural vibration frequency of the spring member
is “fb”, and a vibration frequency band of a movable body on which the support body is mounted is “fw”, the natural vibration
frequency “fa” of the movable frame and the natural vibration frequency “fb” of the spring member are shifted from the vibration
frequency band “fw” of the movable body.

US Pat. No. 9,746,087

REFRIGERANT VALVE DEVICE

NIDEC SANKYO CORPORATION,...

1. A refrigerant valve device comprising:
a base which is provided with a refrigerant inlet port, a refrigerant outlet port and a valve seat face on which the refrigerant
outlet port is opened;

a cover structured to section a valve chamber communicating with the refrigerant inlet port and the refrigerant outlet port
between the base and the cover;

a valve body which is turnably disposed at a position as a turning center shifted to a side of the refrigerant outlet port
in an inside of the valve chamber, the valve body being provided with a contact face sliding on the valve seat face; and

a valve body drive mechanism structured to turn the valve body around an axial line which passes the turning center and is
perpendicular to the valve seat face;

wherein the valve body is provided with an orifice which penetrates through the valve body and whose one end is opened on
a side of the contact face, the orifice structuring a first flowing passage from the refrigerant inlet port to the refrigerant
outlet port, and a cut-out portion which is formed on the side of the contact face for directly communicating the valve chamber
with the refrigerant outlet port, the cut-out portion structuring a second flowing passage;

wherein the valve body drive mechanism is structured to turn the valve body so that a refrigerant flowing passage from the
refrigerant inlet port to the refrigerant outlet port through the valve chamber is switched at least to the first flowing
passage through the orifice or to the second flowing passage through the cut-out portion; and

wherein a refrigerant flowing amount in the first flowing passage is smaller than a refrigerant flowing amount in the second
flowing passage.

US Pat. No. 9,093,889

MANUFACTURING METHOD FOR LENS DRIVE DEVICE

NIDEC SANKYO CORPORATION,...

1. A manufacturing method for a lens drive device provided with:
a lens drive module which comprises:
a movable body which holds a lens and is movable in an optical axis direction of the lens;
a fixed body which movably holds the movable body in the optical axis direction; and
a drive mechanism for driving the movable body in the optical axis direction; and
a circuit board on which the lens drive module is mounted;
wherein the drive mechanism is provided with a drive coil which is fixed to the movable body and a drive magnet which is formed
in a substantially prism shape or a substantially plate shape and is fixed to the fixed body and is magnetized so that a magnetic
pole of one end face and a magnetic pole of an other end face in the optical axis direction are different from each other;

wherein the fixed body is provided with an outer peripheral side magnetic member which is formed of magnetic material in a
substantially tube-like shape and structures an outer peripheral face of the fixed body, and an end face side magnetic member
which is formed of magnetic material and to which the one end face of the drive magnet is fixed;

wherein an inner peripheral face of the outer peripheral side magnetic member and a side face of the drive magnet are oppositely
disposed to each other with a predetermined gap space therebetween;

wherein the outer peripheral side magnetic member, the end face side magnetic member and the drive magnet are disposed so
as to form a magnetic field which passes through the drive magnet, the end face side magnetic member and the outer peripheral
side magnetic member and to turn round to the other end face of the drive magnet from the inner peripheral face of the outer
peripheral side magnetic member or to turn round to the inner peripheral face of the outer peripheral side magnetic member
from the other end face of the drive magnet; and

wherein the drive coil is disposed between an other end face side of the drive magnet and the inner peripheral face of the
outer peripheral side magnetic member;

the manufacturing method comprising:
a module assembling step in which the lens drive module is assembled;
a module mounting step in which the lens drive module is soldered by a reflow method after the module assembling step to be
mounted on the circuit board; and

a magnetizing step in which the drive magnet is magnetized after the module mounting step;
wherein the lens drive module is assembled in the module assembling step by using the drive magnet, and
the drive magnet is re-magnetized in the magnetizing step;
wherein, in the magnetizing step, the lens drive device, after the lens drive module and the circuit board have been integrated
with each other in the module mounting step, is disposed at a portion where a magnetic field is formed in the optical axis
direction by a coil for magnetizing;

wherein the lens drive device is disposed on an inner side of a tubular type air-core coil so that the direction of the magnetic
field for magnetizing which is formed by the air-core coil is coincided with the magnetizing direction of the drive magnet
which has been previously magnetized; and

wherein a plurality of the lens drive devices is simultaneously magnetized in the magnetizing step.

US Pat. No. 9,539,727

INDUSTRIAL ROBOT WITH ELEVATING MECHANISM AND ARM-ELEVATING MECHANISM

NIDEC SANKYO CORPORATION,...

1. An industrial robot which transfers semiconductor wafers between multiple Front Open Unifier Pods (FOUPs) arranged in a
fixed direction and a semiconductor wafer processing apparatus and which configures part of an EFEM, comprising:
a robot main body; and
an elevating mechanism arranged outside said robot main body and structured to raise and lower said robot main body;
wherein said robot main body comprises a hand on which said semiconductor wafers are to be mounted, an arm comprising by multiple
arm portions rotatably joined with one another and to which said hand is rotatably joined to the front end thereof, a main
body unit to which the base end of said arm is rotatably joined, and an arm-elevating mechanism structured to raise and lower
said arm;

wherein the first direction is the direction of arrangement of said multiple FOUPs, the second direction is the direction
which orthogonally intersects with the up-down direction and said first direction, the third direction is one side of said
second direction and the fourth direction is the other side of said second direction,

the center of rotation on the base end side of said arm relative to said main body unit is located farther toward said third
direction side than the center of said main body unit when viewed in the up-down direction,

in the standby state of said industrial robot where said arm is retracted and said arm portion and said hands are overlapped
with each other in the up-down direction, part of said arm is positioned farther toward said fourth direction side than said
main body unit,

said main body unit is secured to said elevating mechanism, and
said elevating mechanism is arranged on one or both sides of said main body unit in said first direction and/or on said fourth
direction side of said main body unit.

US Pat. No. 9,332,188

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a movable body which holds an optical element;
a fixed body which covers the movable body;
a flexible wiring board which is extended from the movable body to an outer side with respect to the fixed body;
a swing support point which is provided between a rear end portion in an optical axis direction of the movable body and the
fixed body; and

a shake correction drive mechanism which swings the movable body with the swing support point as a swing center;
wherein the flexible wiring board is provided with a bent part, which is bent along the rear end portion in the optical axis
direction of the movable body in a lead-out portion from the movable body, and a fixed part which is fixed to the fixed body
in an extended portion from the fixed body to the outer side; and

wherein the swing support point is located in the optical axis direction between a face of the bent part facing the rear end
portion in the optical axis direction of the movable body and a face of the fixed part which faces a rear side in the optical
axis direction;

wherein the movable body comprise a rigid plate on the rear end portion in the optical axis direction;
the rigid plate is supported by the fixed body through the swing support point; and
the bent part is fixed to a face of the rigid plate on a rear side in the optical axis direction with an adhesive;
wherein the flexible wiring board is bent only through the bent part between a connected part with the movable body and the
fixed part;

the flexible wiring board is provided with only one bent part;
a portion between the bent part and the fixed part is extended so as to obliquely intersect the optical axis direction;
the flexible wiring board is displaceable for the swing of the movable body in the portion between the bent part and the fixed
part; and

the swing support point is located between the bent part and the fixed part.

US Pat. No. 9,070,033

STACK BARCODE READER AND STACK BARCODE READING METHOD

NIDEC SANKYO CORPORATION,...

1. A stack barcode reader for use with a stack barcode, the stack barcode reader comprising:
an imaging section configured to image the stack barcode in which character information is coded into a barcode so as to be
expressed with a bar and a space;

an image memory configured to store image data of the stack barcode imaged by the imaging section;
a data processing section including a decoding unit and configured to decode the barcode of the stack barcode into the character
information, on the basis of the image data;

wherein the decoding unit includes a low-level decoding unit having a plurality of threshold calculation means for calculating
a boundary between the bar and the space by different means; a high-level decoding unit for decoding the stack barcode into
the character information by use of a code-word converted in the low-level decoding unit; and a decoded result selection unit
for selecting a decoded result; and

the high-level decoding unit includes an error-correction unit configured to execute an error-correction step; and
the decoded result selection unit includes a counter unit configured to count the number of error corrections made in a code-word
and storing it as the number of corrections; and a selection unit configured to select a decoded result having the less number
of corrections by way of making a comparison of the numbers of corrections stored in the counter unit.

US Pat. No. 9,904,033

WIDE-ANGLE LENS

NIDEC SANKYO CORPORATION,...

1. A wide-angle lens whose horizontal viewing angle is 130° or more and which has a lens constitution of six lenses in five
groups, the wide-angle lens comprising:
a first lens arranged first from an object side and is a plastic lens or a glass lens having negative power with a convex
surface facing the object side and a concave surface facing an image side;

a second lens arranged second from the object side and is a plastic lens having negative power with a concave surface facing
the image side, wherein at least one of an object side lens face and an image side lens face is an aspherical surface;

a third lens arranged third from the object side and is a plastic lens having negative power with a concave surface facing
the object side, wherein at least one of an object side lens face and an image side lens face is an aspherical surface;

a fourth lens arranged fourth from the object side and is a plastic lens or a glass lens having positive power with a convex
surface facing the image side;

a fifth lens arranged fifth from the object side and is a plastic lens;
a sixth lens arranged sixth from the object side and is a plastic lens, wherein the fifth lens and the sixth lens constitute
a cemented lens having positive power;

a diaphragm which is disposed between the fourth lens and the cemented lens;
wherein when an effective focal length is “f” and a focal length of the third lens is “f3”, the effective focal length “f”
and the focal length “f3” satisfy a following relationship;

|f/f3|<0.2.

US Pat. No. 9,784,384

DAMPER DEVICE

NIDEC SANKYO CORPORATION,...

1. A damper device comprising;
a baffle configured to open and close an opening part;
a motor; and
a gear train structured to transmit rotation of the motor to the baffle, the gear train comprising a partially toothless gear
and a sector gear configured to engage with the partially toothless gear and driven by the partially toothless gear;

wherein the partially toothless gear comprises an outer peripheral part at a portion adjacent to a teeth part in a circumferential
direction so as to have an outer peripheral face curved along a tooth tip circle of the teeth part on an outer peripheral
side relative to the tooth tip circle;

wherein the outer peripheral part comprises an end face directed to one side in an axial line direction at a midway position
of the teeth part in the axial line direction where a length in the axial line direction is shorter than a tooth width of
the teeth part;

wherein the sector gear comprises;
a first tooth which is cut out at a portion facing the outer peripheral face and is configured to enter to an inner peripheral
side of the tooth tip circle on one side in the axial line direction of the end face; and

a second tooth which is disposed so as to be adjacent to the first tooth and is configured to abut with the outer peripheral
face when the first tooth is entered to the inner peripheral side of the tooth tip circle.

US Pat. No. 9,514,337

CARD READER AND DETECTION MECHANISM

NIDEC SANKYO CORPORATION,...

1. A card reader which is attached and used in a host device, when an attaching face of the card reader for attaching the
card reader to the host device is referred to as a card reader side attaching face, and an attaching face of the host device
for attaching the card reader to the host device is referred to as a host device side attaching face, the card reader comprising:
a detection switch disposed on the card reader side attaching face and structured to detect whether the card reader has been
detached from the host device; and

a first sealing member disposed so as to be sandwiched between the host device side attaching face and the detection switch
the first sealing member covering the detection switch and being structured to prevent penetration of water to the detection
switch;

wherein the detection switch comprises a pressed part and is structured to turn to “ON” or “OFF” when the pressed part is
pressed; and

wherein the first sealing member is formed with a pressing protruded part structured to press the pressed part.

US Pat. No. 9,837,885

ACTUATOR

NIDEC SANKYO CORPORATION,...

1. An actuator comprising:
a drive coil which is wound around in a tube shape;
a drive magnet part which is disposed on an inner peripheral side with respect to the drive coil;
a coil holding body which holds the drive coil; and
a magnet holding body which holds the drive magnet part;
wherein the coil holding body is linearly and relatively movable with respect to the magnet holding body;
wherein when a relatively moving direction of the coil holding body with respect to the magnet holding body is referred to
as a first direction, the coil holding body comprises a tube part in a tube shape whose inner peripheral side is penetrated
through in the first direction, and the drive magnet part comprises two drive magnet pieces which are disposed so as to overlap
with each other in the first direction and whose opposed faces in the first direction are magnetized in the same magnetic
pole as each other, the drive magnet part being disposed on an inner peripheral side with respect to the tube part;

wherein the drive coil is wound around on an outer peripheral side of the tube part so as to surround an entire periphery
on an outer peripheral side of the drive magnet part;

wherein the magnet holding body comprises:
two holding body end face parts which are disposed on an outer side relative to the drive coil and the drive magnet part in
the first direction and which structure both end faces of the magnet holding body in the first direction;

a side face part which is disposed so as to surround an outer peripheral side of the drive coil and which structures an outer
peripheral face of the magnet holding body in a radial direction of the tube part which is perpendicular to the first direction;
and

an opening part which is formed in one of the two holding body end face parts so as to penetrate in the first direction;
wherein the drive magnet part comprises:a first drive magnet end face part and a second drive magnet end face part;wherein the second drive magnet end face part contacts a first holding body end face part of the two holding body end face
parts;wherein a gap space is formed between the first drive magnet face part and a second holding body end face part of the two
holding body end face parts;
wherein the coil holding body is provided with a protruded part, a part of which is disposed in the opening part and which
is protruded to an outer side in the first direction from one of the two holding body end face parts; and

wherein the protruded part is formed so as to extend over the tube part in the radial direction of the tube part, and a flat
part in a flat face shape which is perpendicular to the first direction is formed in the protruded part which is protruded
from the end face part.

US Pat. No. 9,576,160

CARD READER

NIDEC SANKYO CORPORATION,...

7. A card reader for use with a card formed in a substantially rectangular shape which is taken into an inside in a longitudinal
direction of the card, the card reader performing at least one of reading of magnetic data recorded on the card and recording
of magnetic data on the card, the card reader comprising:
a card insertion part which is formed with an insertion port into which the card is inserted;
a magnetic head structured to perform at least one of reading of the magnetic data and recording of the magnetic data on the
card; and

a magnetic sensor which is provided in the card insertion part and is structured to detect whether magnetic data are recorded
on the card or not;

wherein the magnetic sensor is disposed so as to secure a space between the card inserted into the insertion port and the
magnetic sensor;

wherein when viewed in a taking-in direction of the card, at least a part of the magnetic sensor and at least a part of the
magnetic head are disposed so as to be overlapped with each other in a short widthwise direction of the card which is inserted
into the insertion port;

wherein the magnetic data are arranged in a longitudinal direction of the card; and
wherein when viewed in a thickness direction of the card which is inserted into the insertion port, a magnetism detection
direction of the magnetic sensor is inclined with respect to the longitudinal direction of the card.

US Pat. No. 9,558,379

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card formed in a substantially rectangular shape which is conveyed in its short widthwise
direction and is processed, the card having a magnetic stripe formed on one face of the card in parallel with a longitudinal
direction of the card for performing at least one of reading of magnetic data recorded on the card and recording of magnetic
data on the card, and the card having a plurality of external connection terminals of an IC chip formed on an other face of
the card, the card reader comprising:
a conveying passage where the card is conveyed;
the magnetic stripe;
a head moving mechanism structured to move the magnetic head in a widthwise direction of the conveying passage which is perpendicular
to a conveying direction of the card and to move the magnetic head between a head abutting position where the magnetic head
abuts with the magnetic stripe and a head retreated position where the magnetic head is retreated from the conveying passage;

an IC contact block having a plurality of IC contact springs structured to respectively contact with the plurality of external
connection terminals of the IC chip formed on the other face of the card; and

a contact block moving mechanism structured to move the IC contact block between a spring contact position where the IC contact
springs contact with the external connection terminals and a spring retreated position where the IC contact springs are retreated
from the conveying passage;

wherein the conveying passage is formed with an opening part through which the magnetic head is passed when the magnetic head
is moved in the widthwise direction of the conveying passage; and

wherein the magnetic head is located at the head abutting position and is abutted with the one face of the card at a time
when the IC contact springs and the external connection terminals are contacted with each other.

US Pat. No. 9,498,996

INK RIBBON CASSETTE, INK RIBBON CARTRIDGE, PRINTING DEVICE AND CONTROL METHOD FOR PRINTING DEVICE

NIDEC SANKYO CORPORATION,...

1. A printing device comprising:
an ink ribbon cartridge having a supply roll around which an ink ribbon is wound and a winding roll by which the ink ribbon
supplied from the supply roll is wound; and

a main body part to which the ink ribbon cartridge is detachably attached;
wherein when a direction in which the ink ribbon is wound by the winding roll is defined as a ribbon winding direction and
a direction in which the ink ribbon is wound by the supply roll is defined as a ribbon rewinding direction, the ink ribbon
cartridge comprises:

a winding side rotating part for rotating the winding roll;
a supply side rotating part for rotating the supply roll;
a case body having a cover part which covers a substantially entire ink ribbon wound around the winding roll; and
a rotation prevention mechanism which prevents at least rotation of the winding roll in the ribbon rewinding direction;
wherein the rotation prevention mechanism comprises:
a first engaging part which is provided on a winding side rotating part side; and
a second engaging part which is engaged with the first engaging part to prevent at least rotation of the winding roll in the
ribbon rewinding direction;

wherein the main body part comprises:
a mounted part on which the ink ribbon cartridge is mounted from an upper side; and
a cover part which covers the ink ribbon cartridge mounted on the mounted part from the upper side;
wherein when the ink ribbon cartridge has been detached from the main body part, the first engaging part and the second engaging
part are engaged with each other, and

wherein at least one of the mounted part and the cover part is formed with an engagement release part which is contacted with
the second engaging part when the ink ribbon cartridge is attached to the main body part and thereby engagement of the first
engaging part with the second engaging part is released.

US Pat. No. 9,495,574

STACK BARCODE READER AND STACK BARCODE READING METHOD

NIDEC SANKYO CORPORATION,...

1. A stack barcode reader for use with a stack barcode in which information is encoded so as to be expressed with a bar and
a space, the stack barcode reader comprising:
an imaging unit for imaging the stack barcode;
an image memory for storing an image datum of the stack barcode imaged by the imaging unit; and
a data processing unit comprising a decoding unit for decoding an encoded information expressed as the stack barcode, on the
basis of the image datum;

wherein, the decoding unit comprises:
a line width measurement means for measuring width of a bar and a space of the stack barcode, on the basis of a plurality
of pixel values constituting the image datum;

a T-sequence measurement means for measuring a T-sequence, being a sequence of numerical values, according to line width of
a bar and a space of the stack barcode measured by the line width measurement means;

a code-word obtainment means for obtaining a code-word corresponding to the T-sequence at least measured by the T-sequence
measurement means; and

a T-sequence modification means that compares a cluster value obtained from the T-sequence by the T-sequence measurement means,
with a theoretical cluster value, and modifies the T-sequence by using the theoretical cluster value and the conversion table
of T-sequence/code-word if there appears a difference between the two cluster values.

US Pat. No. 9,489,547

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:
a card insertion port into which the card is inserted and from which the card is ejected;
a card conveying passage where the card inserted from the card insertion port is conveyed; and
a card lock mechanism structured to prevent drawing of the card from the card insertion port when the card is abnormally stopped
in the card conveying passage and the card is clogged in the card conveying passage;

wherein the card lock mechanism comprises:
a motor;
a rotation shaft which is rotated by power of the motor;
a gear which is relatively turnably held by the rotation shaft and is provided with a power transmission gear part for power
transmission and a ratchet gear part integrally turning with the power transmission gear part;

a clutch mechanism which is disposed between the rotation shaft and the gear in a transmission direction of the power of the
motor;

a ratchet member structured to engage with the ratchet gear part to prevent turning of the gear;
a cam member which is relatively turnably held by the rotation shaft and is formed with a cam face with which a cam follower
formed on the ratchet member is contacted for moving the ratchet member between a position where the ratchet gear part and
the ratchet member are engaged with each other and a position where an engaging state of the ratchet gear part with the ratchet
member is released;

a torque limiter which is disposed between the rotation shaft and the cam member in the transmission direction of the power
of the motor;

an urging member which urges the ratchet member in a direction where the cam follower is contacted with the cam face;
a stopper for restricting a turnable range of the cam member; and
a lock member which is formed with a prevention part structured to contact with the card for preventing drawing of the card
and is movable by power transmitted from the power transmission gear part between a contact position where the prevention
part is contacted with the card and a retreated position where the prevention part is retreated from the card conveying passage;

wherein in a case that a turning direction of the rotation shaft, the gear and the cam member when the lock member is moved
from the retreated position toward the contact position is a first turning direction, and a turning direction of the rotation
shaft, the gear and the cam member when and the lock member is moved from the contact position toward the retreated position
is a second turning direction, when the cam member is turned in the first turning direction from a state that the lock member
is located at the retreated position, the cam member is contacted with the stopper to restrict the turnable range of the cam
member;

wherein when the rotation shaft is turned in the first turning direction by the power of the motor from the state that the
lock member is located at the retreated position, the torque limiter transmits power of the rotation shaft to the cam member
until the cam member is contacted with the stopper and, when the cam member is contacted with the stopper, the torque limiter
cuts off transmission of the power of the rotation shaft to the cam member and, when the rotation shaft is turned in the second
turning direction by the power of the motor from the state that the lock member is located at the contact position, the torque
limiter transmits the power of the rotation shaft to the cam member;

wherein the clutch mechanism is a pin clutch comprising:
a pin which is fixed to or formed on one of the rotation shaft and the gear with a radial direction of the rotation shaft
and the gear as an axial direction; and

an engaging projection which is fixed to or formed on the other of the rotation shaft and the gear so that the pin is capable
of engaging with both ends of the engaging projection in a circumferential direction of the rotation shaft and the gear;

wherein the clutch mechanism is structured such that:
when the rotation shaft is turned in the first turning direction by the power of the motor and the pin is abutted with one
end of the engaging projection in the circumferential direction, the power of the rotation shaft turning in the first turning
direction is transmitted to the gear;

when the rotation shaft is turned in the second turning direction by the power of the motor and the pin is abutted with the
other end of the engaging projection in the circumferential direction, the power of the rotation shaft turning in the second
turning direction is transmitted to the gear;

when the rotation shaft is turned by the power of the motor so that the pin is moved between the one end of the engaging projection
and the other end of the engaging projection in the circumferential direction, transmission of the power of the rotation shaft
to the gear is cut off;

wherein when the ratchet gear part and the ratchet member are engaged with each other, turning of the gear in the second turning
direction is prevented and movement of the lock member from the contact position toward the retreated position is prevented;

wherein when the lock member is located at the retreated position, an engaging state of the ratchet gear part with the ratchet
member is released and, when the lock member is located at the contact position, the ratchet gear part and the ratchet member
are engaged with each other;

wherein when the rotation shaft is turned in the first turning direction from a state that the lock member is located at the
retreated position and the cam member is contacted with the stopper and thereby the cam member is stopped, the ratchet gear
part and the ratchet member are engaged with each other; and

wherein when the rotation shaft is turned in the second turning direction from a state that the lock member is located at
the contact position, the engaging state of the ratchet gear part with the ratchet member is released before the pin abutted
with the one end of the engaging projection in the circumferential direction is moved and abutted with the other end of the
engaging projection in the circumferential direction and the gear begins to turn in the second turning direction.

US Pat. No. 9,754,135

CARD READER AND CONTROL METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card in which an IC chip is provided, and in which an external connection terminal of the
IC chip and a magnetic stripe are formed, the card reader comprising:
a card insertion slot into which the card is inserted;
a metal detecting mechanism structured to detect the external connection terminal of the card inserted into the card insertion
slot;

a jamming magnetic field generation mechanism structured to generate a magnetic field for prevention of fraudulently reading
a magnetic datum recorded in the magnetic stripe; and

a control unit of the card reader;
wherein the metal detecting mechanism comprises an exciting coil and a detecting coil;
the jamming magnetic field generation mechanism comprises a jamming magnetic field generating coil; and
the control unit is structured to alternately switch between a current supply to the exciting coil and a current supply to
the jamming magnetic field generation coil, and detect the external connection terminal on the basis of an output from the
detecting coil at a time when the exciting coil is supplied with a current.

US Pat. No. 9,690,080

WIDE ANGLE LENS

NIDEC SANKYO CORPORATION,...

1. A wide angle lens comprising:
a first lens which comprising a first lens convex surface directed to an object side and a first lens concave surface directed
to an image side, the first lens having a negative power;

a second lens provided on the image side of the first lens, the second lens comprising a second lens concave surface directed
to the image side, the second lens having a negative power;

a third lens provided on the image side of the second lens, the third lens comprising a third lens convex surface directed
to the image side, the third lens having a positive power;

a fourth lens provided on the image side of the third lens, the fourth lens comprising a fourth lens convex surface directed
to the image side, the fourth lens having a positive power;

a fifth lens provided on the image side of the fourth lens, the fifth lens comprising a first fifth lens concave surface directed
to the object side and a second fifth lens concave surface directed to the image side, the fifth lens being a plastic lens
having a negative power;

a sixth lens provided on the image side of the fifth lens, the sixth lens comprising a first sixth lens convex surface directed
to the object side and a second sixth lens convex surface is directed to the image side, the sixth lens being a plastic lens
having a positive power; and

a diaphragm disposed between the third lens and the fourth lens;
wherein the fifth lens and the sixth lens constitute a cemented lens; wherein the wide angle lens is a fixed focal length
lens; and

wherein the wide angle lens satisfies the following conditions (1) and (2):
6.0
1.5
wherein an effective focal length of the entire wide angle lens is “f0”, a focal length of the third lens is “f3” and a focal length of the fifth lens is “f5”.

US Pat. No. 9,636,821

INDUSTRIAL ROBOT

NIDEC SANKYO CORPORATION,...

1. An industrial robot comprising:
a main body part;
a plurality of levers having base end sides turnably connected with the main body part;
a plurality of arm parts having respective base end sides turnably connected with respective tip end sides of the plurality
of the levers;

a movable part which is turnably connected with the respective tip end sides of the plurality of the arm parts; and
a plurality of turning drive mechanisms for respectively turning the plurality of the levers;
wherein the plurality of the levers are connected with the main body part so as to substantially radially extend to an outer
peripheral side of the main body part at a pitch of substantially equal angle;

wherein each of the plurality of arm parts are provided with two arms which are mutually parallel to each other and are formed
in a straight shape;

wherein respective base end sides of the two arms are turnably connected with the tip end side of the lever and the movable
part is turnably connected with tip end sides of the two arms; wherein, in a first joint part which is a connection part of
the main body part with the lever, the base end side of the lever is connected with the main body part so that the lever is
capable of turning relative to the main body part with a first direction substantially perpendicular to an extending direction
of the lever from the main body part as an axial direction of turning;

wherein a second joint part which is a connection part of the lever with the arm includes a first rolling bearing, which enables
turning of the arm relative to the lever with the first direction as an axial direction of turning, and a second rolling bearing
which enables turning of the arm relative to the lever with a second direction substantially perpendicular to a length direction
of the arm and the first direction as an axial direction of turning;

wherein a third joint part which is a connection part of the arm with the movable part includes a third rolling bearing, which
enables turning of the movable part relative to the arm with the first direction as an axial direction of turning, and a fourth
rolling bearing which enables turning of the movable part relative to the arm with the second direction as an axial direction
of turning,

wherein the second joint part includes a first shaft member, which is fixed to the lever and to which an inner ring of the
first rolling bearing is fixed, and a second shaft member to which an outer ring of the first rolling bearing and an inner
ring of the second rolling bearing are fixed, and an outer ring of the second rolling bearing is fixed to the arm; and

wherein the second joint part comprises:
a first urging member which urges the inner ring or the outer ring of the first rolling bearing toward an inner side in the
first direction to prevent rattling between the inner ring and the outer ring of the first rolling bearing, wherein the first
rolling bearing comprises two ball bearings and the first urging member is structured to urge the two ball bearings;

a second urging member which urges the inner ring or the outer ring of the second rolling bearing toward an outer side in
the second direction to prevent rattling between the inner ring and the outer ring of the second rolling bearing, wherein
the second rolling bearing comprises two ball bearings, and the second urging member is structured to urge the two ball bearings;
and

wherein the first urging member and the second urging member are a disc spring.

US Pat. No. 9,251,430

APPARATUS, METHOD, AND PROGRAM FOR CHARACTER RECOGNITION USING MINIMUM INTENSITY CURVE OF IMAGE DATA

NIDEC SANKYO CORPORATION,...

1. A character recognition apparatus for use with an information recording medium, the character recognition apparatus comprising:
an imaging element structured to read a character string placed on the information recording medium and create image data
of the character string;

an image memory structured to store the image data; and
a character segmenting unit structured to process the image data so as to segment a character constituting the character string;
wherein the image data comprises a plurality of pixels, each pixel having a light intensity value;
wherein the plurality of pixels are arranged in a plurality of pixel rows extending in a direction perpendicular to the character
string;

wherein the character segmenting unit comprises
a minimum intensity curve creating unit structured to:
for each pixel row, detect a minimum intensity value among the light intensity values of each pixel of the pixel row; and
create a minimum intensity curve according to the minimum intensity value of each pixel row, wherein a first axis of the minimum
intensity curve is a position of a pixel row and a second axis of the minimum intensity curve is the minimum intensity value
detected for the pixel row;

a character segmenting position detecting unit structured to calculate a space between the characters neighboring in the created
minimum intensity curve, in order to detect a character segmenting position between the characters; and

a character segmenting process unit configured to segment each character according to the detected character segmenting position
between the characters.

US Pat. No. 9,108,822

CARD ELEVATING/LOWERING DEVICE, CARD CARRYING-OUT/CARRYING-IN DEVICE AND CARD ISSUING/COLLECTING APPARATUS

NIDEC SANKYO CORPORATION,...

1. A card carrying-out/carrying-in device in which a card is carried out from a card storage part in which cards are stacked
and accommodated and a card is carried into the card storage part, comprising:
a carrying roller which is abutted with the card to carry the card;
a counter roller which is oppositely disposed to the carrying roller and urged toward the carrying roller to be abutted with
the card carried by the carrying roller;

a motor which drives the carrying roller and the counter roller; and
a power transmission mechanism which transmits power of the motor to the counter roller;
wherein the power transmission mechanism is structured so that the counter roller is capable of rotating in same direction
as a rotating direction of the carrying roller by power of the motor;

wherein the power transmission mechanism comprises:
a torque limiter which intermits power transmission from the motor to the counter roller depending on a magnitude of the power
transmitted from the motor to the counter roller when the carrying roller is rotated in a direction that the card is carried
out from the card storage part; and

a one way clutch which disconnects power transmission from the motor to the counter roller when the carrying roller is rotated
in a direction that the card is carried into the card storage part;

wherein the torque limiter is structured so that, when one piece of card is sandwiched between the carrying roller and the
counter roller, power transmission from the motor to the counter roller is disconnected and, when two pieces of card are sandwiched
between the carrying roller and the counter roller, power is transmitted from the motor to the counter roller; and

wherein the counter roller and the one way clutch are structured so that when the carrying roller is rotated in the direction
that the card is carried into the card storage part, the counter roller follows the carrying roller.

US Pat. No. 9,535,259

OPTICAL UNIT AND METHOD FOR PRODUCING SAME

NIDEC SANKYO CORPORATION,...

1. An optical unit comprising:
a movable body which holds an optical element;
a fixed body which comprises a cover made of metal and surrounding the movable body;
a plate-shaped spring member made of metal which is provided with a fixed body side connection part connected with the fixed
body, a movable body side connection part connected with the movable body, and an arm part which connects the fixed body side
connection part with the movable body side connection part; and

a drive mechanism structured to displace the movable body with respect to the fixed body;
wherein the cover is provided with a side plate part which faces a side face of the movable body;
wherein the fixed body side connection part comprises:
a frame part which is extended along a rear side end face in an optical axis direction of the side plate part; and
a plurality of protruded parts which are protruded from the frame part toward an outer face side of the side plate part and
are welded to the rear side end face in the optical axis direction at an overlapped portion with the rear side end face in
the optical axis direction; and

wherein the protruded parts are separately provided from each other for every welding portion and an entire tip end side of
the protruded part is formed as a melted part by welding.

US Pat. No. 9,984,258

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a card insertion part comprising an insertion port for the card; and
an infrared sensor structured to detect a human body and detect movement of a person in front of the card reader;
wherein when an inserting direction side of the card inserted into the insertion port is referred to as a rear side and an opposite side to the inserting direction side of the card is referred to as a front side, the card insertion part comprises a cut-out part which is cut out toward the rear side from a front end of the card insertion part;
wherein the infrared sensor is disposed so as to face the cut-out part;
wherein the card reader comprises a detection area of the infrared sensor which is enlarged toward a front side of the cut-out part, and the detection area of the infrared sensor is restricted at least in the right or left direction in the card width direction by a part of the cut-out part.

US Pat. No. 9,495,315

INFORMATION PROCESSING DEVICE AND DATA COMMUNICATION METHOD

NIDEC SANKYO CORPORATION,...

1. An information processing device comprising:
a master device; and
at least one slave device;
wherein the master device and the at least one slave device are connected to each other by using two types of signal lines
comprising a serial clock line and a serial data line,

wherein a datum is transmitted between the master device and the slave device according to a predetermined communication method
by using the two types of signal lines,

wherein if either the master device resets the slave device, or a power supply to the master device and the slave device is
turned on, the slave device commences a starting operation; and

wherein a notification of a starting condition is provided to the master device by way of at least one of the serial clock
line and the serial data line.

US Pat. No. 9,116,345

LENS UNIT AND MANUFACTURING METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A lens unit for use with an object to be photographed, comprising:
a first lens group;
a second lens group
a third lens group;
a fourth lens group; and
a tube-shaped holder which holds the first lens group, the second lens group, the third lens group, the and fourth lens group;
wherein the first lens group, the second lens group, the third lens group, and the fourth lens group are arranged in sequential
order from an object side closest to the object to be photographed;

wherein the tube-shaped holder is provided with a second lens group holding part which holds a second lens group located at
a second position from the object side;

wherein the second lens group holding part is provided with a protruded part which surrounds an outer peripheral end part
of the second lens group through a gap space between the outer peripheral end part of the second lens group and the protruded
part in a first direction intersecting an optical axis direction and in a second direction intersecting the optical axis direction
and the first direction; and

wherein the protruded part is provided with a caulked part which is deformed so as to cover the outer peripheral end part
from the object side.

US Pat. No. 10,052,756

INDUSTRIAL ROBOT

NIDEC SANKYO CORPORATION,...

1. An industrial robot for transferring a semiconductor wafer between a Front Open Unified Pod (FOUP) and a semiconductor wafer processing device, the industrial robot constituting a part of an Equipment Front End Module (EFEM), the industrial robot comprising:a main body;
a hand structured to mount the semiconductor wafer; andan arm comprising a top end side and a root end side, the top end side being rotatably connected to the hand and the root end side being rotatably connected to the main body;wherein the arm comprises:
a first top-end-side arm part having a top end side and a root end side; and
a second top-end-side arm part having a top end side;
wherein the hand is rotatably connected to the top end side of the first top-end-side arm part; and
the root end side of the first top-end-side arm part is rotatably connected to the top end side of the second top-end-side arm part;
the top end side of the first top-end-side arm part is a reducing-width part where a width gradually narrows in a direction from the root end side of the first top-end-side arm part to the top end side of the first top-end-side arm part when viewed from a vertical direction;
a top end of the first top-end-side arm part is shaped so as to be approximately arcuate in the view from the vertical direction;
the FOUP and the semiconductor wafer processing device are placed in such a way as to face each other across the EFEM in a first direction that is perpendicular to the vertical direction; and
where a radius of curvature of the top end of the first top-end-side arm part in the view from the vertical direction is referred to as a radius R;
an angle of the reducing-width part in the view from the vertical direction is referred to as an angle ?;
a flat wall surface being at a side toward the FOUP, which constitutes one internal surface, in the first direction, of a chassis of the EFEM housing the industrial robot, is referred to as a first wall surface;
a flat wall surface being at a side toward the semiconductor wafer processing device, constituting the other internal surface, in the first direction, of the chassis of the EFEM, and being in parallel with the first wall surface, is referred to as a second wall surface;
a rotation center of the hand in relation to the first top-end-side arm part in the view from the vertical direction is referred to as a first rotation center;
a rotation center of the first top-end-side arm part in relation to the second top-end-side arm part in the view from the vertical direction is referred to as a second rotation center;
a line connecting the first rotation center and the second rotation center in the view from the vertical direction is referred to as an arm part center line;
a length of the arm part center line in the view from the vertical direction is referred to as a length L;
an angle of the arm part center line in relation to the first wall surface in the view from the vertical direction, at a time just after the industrial robot has finished bringing the semiconductor wafer into the FOUP, is referred to as a first angle ?1;
an angle of the arm part center line in relation to the second wall surface in the view from the vertical direction, at a time just after the industrial robot has finished bringing the semiconductor wafer into the semiconductor wafer processing device, is referred to as a second angle ?2;
a distance between the second rotation center and the first wall surface, in the first direction, at the time just after the industrial robot has finished bringing the semiconductor wafer into the FOUP, is referred to as a distance d1; and
a distance between the second rotation center and the second wall surface, in the first direction, at the time just after the industrial robot has finished bringing the semiconductor wafer into the semiconductor wafer processing device, is referred to as a distance d2;
the following relationships are satisfied:
L×sin(?1) L×sin(?2) in a case where the first angle ?1 is smaller than the second angle ?2, the following relationship is satisfied:
??2×?1; and
in a case where the second angle ?2 is smaller than the first angle ?1, the following relationship is satisfied:
??2×?2??2×?2.

US Pat. No. 9,891,443

OPTICAL DEVICE

NIDEC SANKYO CORPORATION,...

1. An optical device comprising:
a movable part comprising a lens for photographing;
a holding part structured to movably hold the movable part; and
a drive mechanism structured to drive the movable part;
wherein the holding part comprises a case body which covers an outer peripheral side of the movable part;
wherein the drive mechanism comprises:
a plurality of drive magnets which are attached to an outer peripheral side of the movable part;
a plurality of sheet-shaped coils integrally comprising a coil part which are oppositely disposed to the drive magnets; and
a flexible printed circuit board comprising a coil attaching part in a band shape extended in a longitudinal direction perpendicular
to an optical axis direction of the lens, an outer side face of the coil attaching part being attached to an inner peripheral
side of the case body so as to surround the movable part;

wherein each of the plurality of the sheet-shaped coils is attached to an inner side face of the coil attaching part so that
the plurality of the sheet-shaped coils are respectively separated from each other in the longitudinal direction of the coil
attaching part;

wherein a thickness of the coil attaching part is thinner than a thickness of each of the plurality of the sheet-shaped coils
and the coil attaching part is bent at positions between the sheet-shaped coils so as to be along the inner peripheral side
of the case body;

wherein a width of the coil attaching part in a short widthwise direction of the coil attaching part which is parallel to
the optical axis direction of the lens is narrower than a width of the sheet-shaped coil in the short widthwise direction
of the coil attaching part, and the sheet-shaped coils and the coil attaching part are adhesively fixed to the inner peripheral
side of the case body in a state that a gap space between the inner peripheral side of the case body and the sheet-shaped
coil is utilized as an adhesive reservoir for retaining an adhesive for fixing the sheet-shaped coils and the coil attaching
part to the inner peripheral side of the case body;

each of the sheet-shaped coils comprises two first solder lands for supplying electric power to the coil part and a second
solder land which is disposed at a position displaced from the first solder lands at least in one of the longitudinal direction
of the coil attaching part and the short widthwise direction of the coil attaching part, and

the first solder lands and the second solder land are soldered and fixed to the coil attaching part.

US Pat. No. 9,891,444

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function, the optical unit comprising:
an optical module;
a fixed body comprising a body part which surrounds the optical module;
a gimbal mechanism which swingably supports the optical module around a first axial line intersecting an optical axis direction
and swingably supports the optical module around a second axial line intersecting the optical axis direction and the first
axial line;

a shake correction drive mechanism which comprises a coil and a magnet between a side face of the optical module and a side
face of the body part and is structured to drive the optical module around the first axial line and around the second axial
line; and

a plate-shaped spring which is connected with the optical module and the fixed body to determine posture of the optical module
when the shake correction drive mechanism is set in a stopped state;

wherein the gimbal mechanism comprises a movable frame in a rectangular shape provided around an optical axis with a first
corner part, a second corner part adjacent to the first corner part, a third corner part separated from the first corner part
in a first axial line direction, and a fourth corner part separated from the second corner part in a second axial line direction;

the first corner part and the third corner part of the movable frame are swingably supported by the fixed body, and
the second corner part and the fourth corner part of the movable frame swingably support the optical module;
wherein when viewed in a direction perpendicular to the optical axis direction, the gimbal mechanism and the plate-shaped
spring are provided at positions overlapping with the shake correction drive mechanism.

US Pat. No. 9,764,461

INDUSTRIAL ROBOT

NIDEC SANKYO CORPORATION,...

1. An industrial robot for use with an object-to-be-handled, the industrial robot comprising:
a main body unit;
an arm having a first arm unit, which is rotatably linked to said main body unit at a base end of the first arm unit, and
a second arm unit which is rotatably linked to a front end of said first arm section at a base end of the second arm;

a hand which is rotatably linked to a front end of said second arm unit;
a first motor structured to rotate said second arm unit with respect to said first arm unit;
a second motor structured to rotate said hand with respect to said second arm unit;
a first reduction gear structured to reduce the rotation of said first motor and transmitting it to said second arm unit;
and

a second reduction gear structured to reduce the rotation of said second motor and transmitting it to said hand;
wherein said hand and said arm are arranged in vacuum;
said first reduction gear and said second reduction gear are hollow reduction gears in which a through hole is formed in the
centers thereof in the radial direction;

said first reduction gear and said second reduction gear are arranged coaxially on top of the other so that the center of
rotation of said second arm unit with respect to said first arm unit is coaxial with axial centers of said first reduction
gear and said second reduction gear, and said first reduction gear and said second reduction gear configure part of a first
joint section connecting said first arm unit and said second arm unit;

said first motor, said second motor, said first reduction gear and said second reduction gear are arranged in an interior
space of said first arm unit or said second arm unit which is formed hollow; and

said interior space is at atmospheric pressure.

US Pat. No. 9,646,181

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:
a recording and reproducing means structured to perform at least one of reading of data recorded in a card and writing of
data to the card;

a first cable configured to transmit at least one of a data signal which is outputted from the recording and reproducing means
and a data signal which is inputted into the recording and reproducing means;

a circuit board in a flat plate shape, the circuit board being structured to control the card reader;
a connector mounted on the circuit board and connected with a first end of the first cable; and
a second cable connected with the circuit board and configured to transmit a control signal for controlling the card reader;
wherein a width of the second cable is wider than a width of the first cable, and the second cable is connected with the circuit
board so as to cover a connected portion of the first cable with the connector.

US Pat. No. 9,664,921

OPTICAL UNIT WITH SHAKE CORRECTING FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correcting function comprising:
a fixed body;
a movable body which holds an optical element;
a swing support point which supports the movable body at a position between a rear end portion in an optical axis direction
of the movable body and the fixed body and configured so that the movable body is swingable;

a plate-shaped spring member which is connected with the fixed body and the movable body on a front side in the optical axis
direction with respect to the swing support point, the plate shaped-spring member being configured to urge the movable body
toward the swing support point;

a shake correction drive mechanism configured to swing the movable body on the front side in the optical axis direction with
respect to the spring member with the swing support point as a swing center;

a stopper mechanism in which a protruded part protruded from the movable body is capable of abutting with the fixed body between
the shake correction drive mechanism and the swing support point in the optical axis direction for determining a movable range
when the movable body is displaced in a direction perpendicular to the optical axis direction;

the protruded part is provided in the movable body;
the shake correction drive mechanism comprises a sheet-shaped coil body disposed on the fixed body and a permanent magnet
disposed on the movable body, and the protruded part is protruded from the movable body toward the sheet-shaped coil body
with respect to the permanent magnet so as to be capable of abutting with the sheet-shaped coil body;

the permanent magnet is capable of abutting with the sheet-shaped coil body when the movable body is swung for determining
a swingable range of the movable body;

the sheet-shaped coil body is structured so that a coil part is formed in a multi-layer structure through an insulation film;
the movable body comprises a frame-shaped holder which holds the permanent magnet and a frame-shaped stopper member having
the protruded part which is fixed to a rear side end face in the optical axis direction of the holder;

the movable body is formed in a rectangular shape when viewed in the optical axis direction; and
the protruded part comprises a first protruded part and a second protruded part separated from the first protruded part in
an extending direction of each side portion of four side portions of the rectangular shape.

US Pat. No. 9,218,846

DEMODULATION METHOD OF MAGNETIC DATA AND DEMODULATION DEVICE OF MAGNETIC DATA

NIDEC SANKYO CORPORATION,...

1. A demodulation method of magnetic data in which magnetic data recorded on a magnetic information recording medium are read
and demodulation data are created, the demodulation method comprising:
creating a preliminary data string for creating the demodulation data on a basis of an interval which is a time interval between
peaks of a read signal of an analog-shaped magnetic data or an interval which is an inversion time interval of a digital signal
created from the read signal; and

creating a demodulation data creating data for creating the demodulation data on a basis of the preliminary data string;
wherein in a case that “n” is an integer of not less than 2, and “m” is an integer of not less than 2 and not more than “n”,
the preliminary data string comprises first individual data of “n” bits which are specified on a basis of the interval;

wherein the interval is stored in a data storage section each time a peak of the read signal or an inversion of the digital
signal is detected, and the creating a preliminary data string and the creating a demodulation data are executed each time
the interval is stored in the data storage section;

wherein the creating the preliminary data string comprises:
specifying a first reference interval and a second reference interval, the first reference interval being the interval which
is a reference for determining that the first individual data of the preliminary data string is “0”, and the second reference
interval being the interval which is a reference for determining that the first individual data is “1”;

in a template in which all or a part of a plurality of bit patterns configured of second individual data of “n” bits are listed,
assigning the first reference interval when the second individual data is “0” and assigning the second reference interval
when the second individual data is “1” for each of the second individual data,

comparing “n” determined intervals which are intervals for specifying the first individual data with the first reference interval
or the second reference interval assigned to the template for every bit pattern, and for every bit of the bit pattern, and

specifying the bit pattern corresponding to the preliminary data string on a basis of a compared result in the comparing “n”
determined intervals and a specified bit pattern is determined as the preliminary data string;

wherein in the creating a demodulation data, a first bit of the first individual data of the preliminary data string specified
in the specifying the bit pattern corresponding to the preliminary data string is specified as the demodulation data creating
data;

wherein an interval which is newly stored in the data storage section when a peak of the read signal or an inversion of the
digital signal is detected is set as an “n”-th determined interval, and an “m”-th determined interval having been stored in
the data storage section when the peak of the read signal or the inversion of the digital signal is detected is set as an
“m?1”-th determined interval, and the demodulation data creating data is a data corresponding to a first determined interval;
and

wherein when the peak of the read signal or the inversion of the digital signal is not detected for a predetermined time,
a pseudo-peak is generated, a pseudo-interval is stored in the data storage section, the pseudo-interval stored is set as
the “n”-th determined interval, and the “m”-th determined interval having been stored in the data storage section when the
pseudo-peak is generated is set as the “m?1”-th determined interval and then, the creating a preliminary data string and the
creating a demodulation data are executed an additional time, and the pseudo-peak is generated with a predetermined time interval
and the pseudo-interval is stored in the data storage section and the creating a preliminary data string and the creating
a demodulation data are repeatedly executed until the demodulation data creating data corresponding to a final interval is
created.

US Pat. No. 9,085,432

MEDIUM OVERLAPPED-FEED PREVENTING MECHANISM AND MEDIUM SENDING-OUT DEVICE

NIDEC SANKYO CORPORATION,...

1. A medium overlapped-feed preventing mechanism structured to send out an information recording medium one at a time in a
state that a plurality of information recording media is overlapped, comprising:
a feed roller which is structured to abut with the information recording medium and carry the information recording medium;
a separation roller which is oppositely disposed to the feed roller and is urged toward the feed roller and is rotated in
the same direction as the feed roller for separating overlapped information recording media which are carried in an overlapped-feed
state; and

a gate mechanism provided with a gate part through which one piece of the information recording medium is capable of being
passed but two pieces of the information recording medium in an overlapped state are unable to be passed;

wherein the gate part is disposed on a downstream side in a sending-out direction of the information recording medium with
respect to an imaginary line which is formed by connecting a rotation center of the feed roller with a rotation center of
the separation roller; and

wherein the gate part is structured of a first gate part and a second gate part which are oppositely disposed to each other
in a thickness direction of the information recording medium,

the first gate part is disposed on a separation roller side and the second gate part is disposed on a feed roller side, and
the second gate part is formed so as to extend to an anti-sending-out direction which is an opposite direction to a sending-out
direction with respect to the first gate part.

US Pat. No. 10,068,112

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card having a magnetic stripe, the card reader comprising:a card passage where the card inserted from a card insertion port is passed;
a shutter member structured to close the card passage;
a magnetic head which is disposed on a rear side with respect to the shutter member and is structured to perform at least one of reading of magnetic data recorded in the magnetic stripe of the card and recording of magnetic data to the magnetic stripe;
an electrostatic capacitance sensor which is disposed on the rear side with respect to the shutter member;
a first guide member which structures at least a part of a face on a first direction side of the card passage when one side in a thickness direction of the card passing the card passage is referred to as a first direction; and
a second guide member which structures at least a part of a face on a second direction side of the card passage when an opposite direction to the first direction is referred to as a second direction;
wherein the first guide member comprises insulating material and the second guide member comprises conductive material; and
wherein the electrostatic capacitance sensor is attached to the first guide member.

US Pat. No. 10,055,615

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card having a magnetic stripe, the card reader comprising:a card insertion port into which the card is inserted;
a magnetoresistive (MR) sensor structured to detect whether magnetic data are recorded in the magnetic stripe; and
a disturbing magnetic field generator structured to generate a disturbing magnetic field for disturbing illegal reading of the magnetic data recorded in the magnetic stripe,
wherein
the magnetic data recorded in the magnetic stripe are arranged in a moving direction of the card inserted through the card insertion port, and
the MR sensor comprises a first resistor and a second resistor that are disposed to be separated by a distance which is less than a bit interval of magnetic data in a case that “0” data are recorded in the magnetic stripe, from each other in the moving direction of the card.

US Pat. No. 10,053,319

CARD CONVEYANCE SYSTEM AND CARD CONVEYANCE CONTROL METHOD

NIDEC SANKYO CORPORATION,...

1. A card conveyance system for use with a card, the card conveyance system comprising:a first device;
a second device;
a conveying passage; and
a host apparatus configured to control the first device and the second device;
wherein the first device is structured to send the card to the second device via the conveying passage and receive the card from the second device via the conveying passage;
the second device is structured to receive the card from the first device via the conveying passage and send the card to the first device via the conveying passage;
wherein the host apparatus comprises;
an application executing section configured to execute an application including a user interface;
a middleware executing section configured to execute middleware controlling the second device and the first device corresponding to a command of a standard specification from the application executing section; and
a synchronous control section configured to acquire a command of the standard specification acquired from the application executing section by the middleware executing section and control a conveying roller of the first device and a conveying roller of the second device synchronously with conveyance of the card.

US Pat. No. 10,043,044

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card having a magnetic stripe, the card reader comprising:a card insertion port into which the card is inserted;
a card passage where the card is passed; and
a disturbing magnetic field generator generating a disturbing magnetic field to disturb fraudulent reading of magnetic data recorded in the magnetic stripe;
wherein the disturbing magnetic field generator comprises at least one disturbing magnetic field generation part pair comprised of a first disturbing magnetic field generation part and a second disturbing magnetic field generation part which are disposed so as to interpose the card passage in a thickness direction of the card;
wherein the first disturbing magnetic field generation part comprises a first core formed of magnetic material and a coil wound around the first core, and the second disturbing magnetic field generation part comprises a second core formed of magnetic material and a coil wound around the second core; and
wherein when an inserting direction side of the card to the card insertion port which is one side in a passing direction of the card is referred to as a rear side, an ejecting direction side of the card from the card insertion port which is the other side in the passing direction of the card is referred to as a front side, an imaginary line passing through a center of a first end face which is one of end faces of the first core and perpendicular to the first end face is referred to as a first imaginary line, and an imaginary line passing through a center of a second end face which is one of end faces of the second core and perpendicular to the second end face is referred to as a second imaginary line, the first core and the second core are disposed so that, when viewed in a width direction of the card perpendicular to the passing direction of the card and a thickness direction of the card, the first imaginary line and the second imaginary line are inclined with respect to the passing direction of the card so as to approach each other toward the front side and intersect each other on the front side with respect to the card insertion port and intersect each other at a position displaced from a passing position of the card in the thickness direction of the card.

US Pat. No. 9,274,185

METHOD FOR JUDGING COERCIVE FORCE OF MAGNETIC RECORDING MEDIUM

NIDEC SANKYO CORPORATION,...

1. A method for judging a coercive force of a magnetic recording medium, in order for recording magnetic information to be
formed in either a low coercivity magnetic medium or a high coercivity magnetic medium by using a magnetic head, the method
comprising:
a magnetic information recording step comprising writing magnetic information in the magnetic recording medium by alternately
using a first write current sufficient to write magnetic information in a low coercivity magnetic medium, and a second write
current sufficient to write magnetic information in a high coercivity magnetic medium;

a magnetic information reproducing step comprising reproducing the magnetic information written in the magnetic recording
medium; and

a judging step comprising making a judgment on a coercive force of the magnetic recording medium by way of comparing a first
reproduced output of the magnetic information written with the first write current and a second reproduced output of the magnetic
information written with the second write current;

wherein the magnetic information recording step further comprises:
segmenting a magnetic record area, where magnetic information of the magnetic recording medium is recorded, in its longitudinal
direction into comparison zones;

wherein the magnetic information is written in the magnetic record area by alternately using the first write current and the
second write current with respect to each of the segmented comparison zones.

US Pat. No. 10,048,508

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:a movable body comprising an optical module and a holder, the optical module being held by the holder;
a fixed body comprising a body part which surrounds the movable body;
a support mechanism structured to swingably support the movable body with respect to the fixed body; and
a shake correction drive mechanism structured to swing the movable body;
wherein the holder comprises a plurality of wall parts disposed on an outer peripheral side with respect to the optical module and the plurality of wall parts holds a part of the shake correction drive mechanism;
wherein the support mechanism comprises a movable frame which surrounds the optical module and a plurality of swing support parts supporting the movable frame;
wherein the movable frame comprises supporting point parts contacting with the swing support parts, and connecting parts connecting the supporting point parts adjacent to each other; and
wherein the supporting point parts are located on an outer peripheral side with respect to the plurality of wall parts and the connecting parts are disposed so as to pass on inner sides with respect to the wall parts.

US Pat. No. 9,692,274

MOTOR

NIDEC SANKYO CORPORATION,...

1. A motor comprising:
a rotor comprising a rotation shaft and a permanent magnet on an outer peripheral face of the rotation shaft;
a fixed body comprising:
a stator in a cylindrical shape which is disposed on an outer peripheral side with respect to the permanent magnet;
an opposite-to-output side radial bearing member which rotatably supports the rotation shaft; and
an opposite-to-output side end plate which holds the opposite-to-output side radial bearing member between the stator and
the opposite-to-output side end plate; and

an urging member which urges the rotor toward an opposite-to-output side;
wherein the opposite-to-output side radial bearing member comprises:
a bearing part provided with a shaft hole which supports the outer peripheral face of the rotation shaft in a radial direction;
a flange part which is protruded toward an outer side in the radial direction on the opposite-to-output side relative to the
bearing part and is overlapped with an end part on the opposite-to-output side of the stator; and

a recessed part which is recessed toward an output side from an end part on the opposite-to-output side of the opposite-to-output
side radial bearing member, a bottom part of the recessed part being opened with the shaft hole;

wherein an end part on the output side of the bearing part is located on the output side relative to the end part on the opposite-to-output
side of the stator in an axial line direction of the rotation shaft;

wherein an end part on the opposite-to-output side of the rotation shaft is protruded toward the opposite-to-output side from
the shaft hole in an inside of the recessed part and is located on the output side relative to the end part on the opposite-to-output
side of the fixed body in the axial line direction;

wherein an end part on the opposite-to-output side of the permanent magnet is formed with a ring-shaped recessed part which
is recessed toward the output side around the rotation shaft, and at least the end part on the output side of the bearing
part is located on an inner side of the ring-shaped recessed part;

wherein a bottom part of the ring-shaped recessed part and the end part on the output side of the bearing part are formed
in a flat face which is perpendicular to the axial line direction;

wherein a ring-shaped member is attached to the rotation shaft on an inner side of the ring-shaped recessed part, and the
ring-shaped member is contacted with the bottom part of the ring-shaped recessed part and the end part on the output side
of the bearing part;

wherein a plurality of pole teeth in the stator is disposed in a circumferential direction so as to face an outer peripheral
face of the permanent magnet; and

wherein the rotor is structure such that when a first sliding load which is a total sliding load applied to the rotor is “Ta,”
a detent torque acted on the rotor is “Td”, and a dynamic torque acted on the rotor by the stator is “Te”, the first sliding
load “Ta”, the detent torque “Td”, and the dynamic torque “Te” satisfy a relationship shown by the following expression:

“Td”<“Ta”<“Te”.

US Pat. No. 9,044,985

PRINTING DEVICE

NIDEC SANKYO CORPORATION,...

1. A printing device for use with a printing medium, the printing device comprising:
a medium conveying passage along which the printing medium is conveyed;
a printing thermal head structured to heat an ink ribbon to transfer and print ink applied to the ink ribbon on the printing
medium;

a ribbon supplying part configured to supply the ink ribbon to the printing thermal head;
a ribbon winding part configured to wind up the ink ribbon which is supplied to the printing thermal head;
an erasing thermal head which is disposed between the printing thermal head and the ribbon winding part in a feed direction
of the ink ribbon, the erasing thermal head heating the ink ribbon after ink is transferred by the printing thermal head;

a transferred roller which is oppositely disposed to the erasing thermal head and is transferred with ink of the ink ribbon
heated by the erasing thermal head;

a roller holding part which holds the transferred roller; and
a detection mechanism for detecting that an outer diameter of the transferred roller whose outer diameter becomes larger by
being transferred with the ink of the ink ribbon has become a predetermined size or more;

wherein the transferred roller is capable of being attached to and detached from the roller holding part.

US Pat. No. 10,148,143

MOTOR AND METHOD FOR MANUFACTURING MOTOR

NIDEC SANKYO CORPORATION,...

1. A motor, comprising: a rotor, having a driving magnet; a stator, formed in a tubular shape and disposed on an outer circumference side of the rotor, and having a driving coil; a partition wall member, having a partition wall in a substantially bottomed cylindrical shape disposed between the rotor and the stator; a circuit board, disposed outside the partition wall in an axial direction of the rotor, and secured at a bottom of the partition wall; and a resin sealing member made by a resin, covering the stator and the circuit board, andthe stator comprising: an insulation member; a stator core, having a plurality of salient poles for winding the driving coil through the insulation member; and a plurality of terminal pins, electrically connected to an end portion of the driving coil, and disposed in parallel to the axial direction,
wherein if a direction in which the circuit board is disposed relative to the partition wall in the axial direction is set as a first direction and an opposite direction of the first direction is set as a second direction,
the circuit board is disposed closer to a side of the first direction than the stator core and the insulation member,
a portion of the terminal pin on the side of the first direction is soldered and secured to the circuit board,
the insulation member has a press fitting portion for pressing and securing a portion of the terminal pin on a side of the second direction, and
a stopper portion is formed on a second direction end of the terminal pin, wherein the stopper portion contacts a surface of the press fitting portion on the side of the second direction known as a second direction surface to prevent the terminal pin from falling off in the first direction.

US Pat. No. 10,026,025

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a fixed body comprising a card moving passage along which the card is moved;
a pulling-out prevention member supported by the fixed body and structured to turn between a closing position closing the card moving passage and an open position opening the card moving passage, the pulling-out prevention member being further structured to prevent pulling-out of the card at the closing position;
a first urging member structured to urge the pulling-out prevention member toward the closing position;
a lock member structured to prevent turning of the pulling-out prevention member toward the open position;
a lock member drive mechanism structured to drive the lock member; and
a swing support point provided between the lock member and the fixed body, the swing support point being structured to switch the lock member to an unlocking attitude and to a locking attitude;
wherein the lock member is structured to be driven by the lock member drive mechanism and swung with the swing support point as a center so that the lock member is switched from one of the unlocking attitude permitting turning of the pulling-out prevention member toward the open position and the locking attitude interfering with the pulling-out prevention member and preventing turning of the pulling-out prevention member toward the open position to the other of the unlocking attitude and the locking attitude.

US Pat. No. 9,923,428

MOTOR DEVICE HAVING TRANSMISSION MEMBER THAT IS MOVABLE RELATIVE TO MOTOR SIDE COUPLING PART AND WORM GEAR SIDE COUPLING PART

NIDEC SANKYO CORPORATION,...

1. A motor device comprising:
a motor comprising a motor shaft which is protruded from a motor main body;
a worm gear which is connected with the motor shaft through a coupling and is formed with a spiral groove on an outer peripheral
face;

a worm wheel which is engaged with the worm gear; and
a frame on which the motor, the worm gear and the worm wheel are mounted;
wherein the coupling comprises:
a motor side coupling part provided on a motor shaft side;
a transmission member which faces the motor side coupling part on a worm gear side in an axial line direction of the worm
gear; and

a worm gear side coupling part which faces the transmission member on the worm gear side in the axial line direction;
wherein the transmission member is movable with respect to the motor side coupling part along a first direction perpendicular
to the axial line direction by engaging a first protruded part protruded in the axial line direction from one side with a
first recessed part formed on the other side between the motor side coupling part and the transmission member;

wherein the transmission member is also movable with respect to the worm gear side coupling part along a second direction
which is perpendicular to the axial line direction and is different from the first direction by engaging a second protruded
part protruded in the axial line direction from one side with a second recessed part formed on the other side between the
transmission member and the worm gear side coupling part;

wherein a compression coil spring structured to urge the transmission member toward the motor side coupling part is disposed
between the transmission member and the worm gear;

a first spring end part on the transmission member side of the compression coil spring is abutted with an end face on a worm
gear side of the transmission member; and

a second spring end part of the compression coil spring on an opposite side to the transmission member side is abutted with
the worm gear.

US Pat. No. 9,858,477

CHARACTER SEGMENTING APPARATUS, CHARACTER RECOGNITION APPARATUS, AND CHARACTER SEGMENTING METHOD

NIDEC SANKYO CORPORATION,...

1. A character segmenting apparatus for segmenting each character out of a character string, by processing an image datum
obtained by way of imaging the character string positioned on a recording medium, the character segmenting apparatus comprising:
a character segmenting position detecting unit configured to detect a segmenting position of characters constituting the character
string;

wherein, the character segmenting position detecting unit comprises:
an area setting unit configured to set up an area for detecting the segmenting position of characters;
a projection creating unit configured to create a projection of pixel values, with respect to pixels arranged in a character
placement direction in which the characters are placed, at least in a specified area set up by the area setting unit;

a binarizing threshold value obtaining unit configured to calculate a moving_average on the basis of minimum pixel values
of the projection, in order to specify the moving average as a binarizing threshold value for the specified area; and

a position detecting unit configured to calculate a character segmenting position on the basis of the binarizing threshold
value obtained by the binarizing threshold value obtaining unit.

US Pat. No. 9,792,464

CARD PROCESSING SYSTEM

NIDEC SANKYO CORPORATION,...

1. A card processing system for use with a card, the card processing system comprising:
a card reader structured to perform at least one of reading of data recorded in the card and recording of data to the card;
and
a host control section configured to control the card processing system,
wherein the card reader comprises a card insertion part comprising an insertion port into which the card is inserted, and
a control section configured to control the card reader,

wherein the card insertion part comprises a light emitting part structured to emit light in plurality of colors,
the card insertion part comprises a card insertion detection mechanism structured to detect whether the card is a normal card
and is inserted into the insertion port in a correct posture,

wherein the control section is connected with the host control section and is configured to perform light emission control
which controls an emission color and an emitting method of the light emitting part,

wherein the host control section is configured to specify a host-side combination of an emission color and an emitting method
of the light emitting part and is configured to perform the light emission control,

wherein the host control section previously sets a predetermined combination of an emission color and an emitting method based
on the host side combination of the emission color and the emitting method,

wherein the control section performs the light emission control based on the predetermined combination of the emission color
and the emitting method, and

the host control section is stored with a host side abnormality combination of the emission color and the emitting method,
the host control section previously sets a predetermined abnormality combination of the emission color and the emitting method
based on the host side abnormality combination of the emission color and the emitting method in the control section and, when
a non-appropriate insertion of the card has been detected based on the detected result of the card insertion detection mechanism
control section performs the light emission control based on the predetermined abnormality combination of the emission color
and emitting method.

US Pat. No. 9,672,391

INFORMATION MEDIUM READING APPARATUS AND METHOD FOR READING INFORMATION MEDIUM

NIDEC SANKYO CORPORATION,...

1. An information medium reading device for use with an information medium having a magnetic datum recorded thereon and an
image datum positioned on a surface of the information medium, the information medium reading device comprising:
a magnetic head structured to read the magnetic datum recorded in the information medium, and output an analog magnetic signal;
an image sensor structured to take a photo of the image datum positioned on the surface of the information medium, and output
an analog image signal;

an analog switch unit structured to select one of the analog magnetic signal and the analog image signal according to a mode
signal of a signal-reading mode, and output the selected one;

an analog front-end unit having an analog/digital (A/D) conversion function for converting an analog signal to a digital signal,
while using a voltage according to a black reference voltage at the time of image reading, as a bottom voltage, within a predetermined
converted voltage range;

a level adjustment unit structured to make a level adjustment by way of adding a bias voltage, corresponding to a center value
of the predetermined converted voltage range, with respect to a voltage level of the analog magnetic signal; and

a timing control unit structured to create a timing signal including a clock for a process appropriate to the analog image
signal or the analog magnetic signal, according to the mode signal of a signal-reading mode; and controlling operations of
at least the analog switch unit, the analog front-end unit, and the level adjustment unit, in accordance with the created
timing signal;

wherein the analog magnetic signal, for which the level adjustment has been made in the level adjustment unit, is input into
the analog front-end unit, and an A/D conversion is carried out for converting an analog signal to a digital signal.

US Pat. No. 9,576,161

CARD READER AND CONTROL METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card incorporated with an IC chip, the card reader comprising:
an insertion port into which the card is inserted;
a metal detection mechanism structured to detect an external connection terminal of the IC chip provided in the card; and
a tip end detection mechanism structured to detect a tip end in an inserting direction of the card inserted into the insertion
port;

wherein the metal detection mechanism and the tip end detection mechanism are disposed so that, when the tip end detection
mechanism detects the tip end in the inserting direction of the card inserted into the insertion port in a correct posture,
the metal detection mechanism detects the external connection terminal.

US Pat. No. 9,767,391

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader in which a card formed in a substantially rectangular shape is conveyed in a short-side direction of the
card and processed the card having a magnetic stripe, when one side in a thickness direction of the card conveyed in the card
reader is referred to as a first direction, the other side in the thickness direction of the card is referred to as a second
direction, a taking-in direction of the card to the card reader which is one side in a conveying direction of the card conveyed
in the card reader is referred to as a third direction, and an ejecting direction of the card from the card reader which is
the other side in the conveying direction of the card is referred to as a fourth direction, the card reader comprising:
a card conveying mechanism structured to convey the card;
a guide part which structures at least a part on a first direction side of the conveying passage where the card is conveyed;
a magnetic head structured to abut with the magnetic stripe from the first direction side and perform at least one of reading
of magnetic data recorded on the card and recording of magnetic data to the card;

a head moving mechanism structured to move the magnetic head in a width direction of the conveying passage which is perpendicular
to the conveying direction of the card;

a positioning member structured to position the card with respect to the magnetic head in the conveying direction of the card;
and

a shutter member structured to close an opening part which is formed on the first direction side of the conveying passage;
wherein the positioning member comprises:
a card abutting part structured to abut a third direction end of the card; and
a card support part structured to contact with a first direction side of the card when the third direction end of the card
is abutted with the card abutting part;

wherein when the third direction end of the card is abutted with the card abutting part, the card is positioned with respect
to the magnetic head in the conveying direction of the card;

wherein the opening part is formed between the positioning member and the guide part in the conveying direction of the card
and is formed so that the magnetic head moving in the width direction of the conveying passage is passed;

wherein a distance between the card abutting part and a third direction end of the guide part in the conveying direction of
the card is set to be shorter than a width in the short-side direction of the card;

wherein when the shutter member has closed the opening part, a fourth direction end of the shutter member is disposed on a
first direction side relative to the guide part in a thickness direction of the card;

wherein when the shutter member has opened the opening part, the shutter member is disposed on the first direction side relative
to the guide part in the thickness direction of the card; and

wherein the shutter member is structured such that, when the opening part is closed by the shutter member, the shutter member
guides the third direction end of the card to the card support part.

US Pat. No. 9,720,252

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:
an optical module comprising:
a movable body which holds an optical element;
a support body which swingably supports the movable body around two axial lines perpendicular to an optical axis of the optical
element; and

a swing drive mechanism structured to reciprocatedly swing the movable body with respect to the support body around the two
axial lines; and

a rolling correction drive mechanism structured to reciprocatedly turn the optical module around the optical axis;
wherein the rolling correction drive mechanism comprises a single phase motor in which a number of salient poles of a stator
core around which a stator coil is wound is two times of a number of magnetic poles of a rotor magnet.

US Pat. No. 9,722,478

STEPPING MOTOR

NIDEC SANKYO CORPORATION,...

1. A stepping motor comprising:
a rotor which comprises a rotation shaft and a permanent magnet on an outer peripheral face of the rotation shaft;
a fixed body which comprises a cylindrical stator provided with a plurality of pole teeth that are disposed in a circumferential
direction so as to face an outer peripheral face of the permanent magnet;

an urging member which urges the rotor toward one side in a motor axial line direction;
a supported face of the rotor which faces the one side in the motor axial line direction; and
a support face of the fixed body which slidably supports the supported face of the rotor on the one side with respect to the
supported face;

wherein when a first sliding load which is a total sliding load applied to the rotor is “Ta”, a detent torque acted on the
rotor is “Td”, and a dynamic torque acted on the rotor by the stator is “Te”, the first sliding load “Ta”, the detent torque
“Td” and the dynamic torque “Te” satisfy a relationship shown by the following expression:

“Td”<“Ta”<“Te”.

US Pat. No. 9,697,390

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card comprising an IC chip, the card reader comprising:
a plurality of IC contact points structured to communicate data with an IC chip of the card;
an IC contact block which holds the plurality of the IC contact points;
a cable comprising a first end side connected with the plurality of the IC contact points;
a control circuit board with which a second end side of the cable is connected;
a front face cover which comprising an insertion port for the card;
a main body frame which is fixed to the front face cover; and
a sealing member which is formed in a ring shape and is disposed between the front face cover and the main body frame;
wherein when an inserting direction of the card which is one of moving directions of the card is referred to as a first direction,
an extracting direction of the card which is the other of the moving directions of the card is referred to as a second direction,
one side in a thickness direction of the card which is perpendicular to the moving direction of the card is referred to as
a third direction, and the other side in the thickness direction of the card is referred to as a fourth direction, the main
body frame comprises:

a card accommodation part in which a first direction side of the card inserted into the insertion port is accommodated; and
a seal arrangement part which is disposed on a second direction side relative to the card accommodation part and in which
the sealing member is disposed so that an inner periphery of the sealing member is abutted;

wherein the card accommodation part comprises:
an accommodation main body part in which the first direction side of the card is accommodated; and
a cover member which is fixed from a third direction side to a first side face part of the accommodation main body part that
is a side face on the third direction side;

wherein the first side face part comprises a first part in which the IC contact block is disposed so as to penetrate through
the first side face part;

wherein the cover member is fixed to the first side face part so as to cover the IC contact block and the opening part;
wherein a second direction end of the seal arrangement part comprises a passage port where the first direction end of the
card inserted into the insertion port is passed;

wherein the control circuit board is disposed outside the card accommodation part on the first direction side relative to
the passage port;

wherein the front face cover comprises a tube part in a tube shape which is disposed on at least the first direction side
of the front face cover so as to surround a portion where the card is passed;

wherein an inner peripheral face of the tube part crushes the sealing member in a radial direction from an outer peripheral
side of the sealing member; and

wherein a portion on the first direction side of the main body frame relative to the passage port is sealed.

US Pat. No. 10,095,244

MOTOR CONTROL APPARATUS, MOTOR CONTROL METHOD, CONTROL SYSTEM, AND POSITION ESTIMATION METHOD TO BE USED IN CONTROL SYSTEM

NIDEC SANKYO CORPORATION,...

1. A control system for use with a body to be controlled, the control system comprising:a motor structured to drive said body to be controlled;
a sensor structured to detect position data of said body to be controlled, based on the rotational angle of said motor, at a predetermined cycle;
a servo control unit structured to servo-control said motor; and
a position control unit configured to issue an operation command (a position command) to said servo control unit;
wherein said position control unit comprises a command generating means for generating an operation command to said servo control unit, a position data storage means for storing said position data obtained from said sensor together with the obtaining time, and a position estimating means for estimating the position of said body to be controlled at a time, based on said position data taken at a predetermined cycle;
said position estimating means is configured to express the position f(t) of said body to be controlled at time t by a polynomial based on said position data to estimate the position of said body to be controlled at said time through a polynomial interpolation;
wherein said position estimating means is configured to estimate the position of said body to be controlled at said time using a third-order polynomial; and
wherein said position estimating means is configured to, based on position data at said time at which the position of said body to be controlled is estimated, estimate the position of said body to be controlled at said time.

US Pat. No. 10,007,814

CARD READER AND CONTROL METHOD FOR CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader comprising:a card insertion part comprising a card insertion port is formed;
a plurality of metal sensors structured to detect whether a foreign matter including metal material has been attached near the card insertion part; and
a control section with which the plurality of the metal sensors are connected;
wherein each metal sensor comprises a core formed of magnetic material and an excitation coil and a detection coil which are wound around the core; and
wherein the control section is structured to supply a current to each of the excitation coils of the plurality of the metal sensors at different timings.

US Pat. No. 9,976,654

VALVE DEVICE

NIDEC SANKYO CORPORATION,...

1. A valve device comprising:a drive source;
a base having a valve seat face formed with an inflow hole and an outflow hole for fluid;
a case body which is placed on a valve seat face side of the base to section a valve chamber together with the base;
a first valve body configured to open and close the outflow hole; and
a second valve body configured to open and close the inflow hole;
wherein an output part of the drive source, the first valve body and the second valve body are accommodated in the valve chamber;
wherein the first valve body is a substantially columnar-shaped member whose one end face slides on a peripheral edge part of the outflow hole of the valve seat face; and
wherein the first valve body is turned by driving force of the drive source to be switched between a state that the outflow hole is closed and a state that the whole or a part of the outflow hole is opened.

US Pat. No. 9,965,660

COMMUNICATION DEVICE, NON-CONTACT TYPE CARD READER, AND WIRELESS SYSTEM

NIDEC SANKYO CORPORATION,...

1. A communication device for supplying electric power to a communication partner, the communication device comprising:a non-contact control section configured to balanced-output transmission power;
an antenna circuit configured to transmit the transmission power as an electromagnetic wave; and
a matching circuit disposed between an output of the non-contact control section and an input of the antenna circuit and configured to perform impedance matching;
wherein the matching circuit and the antenna circuit are respectively provided with two systems;
wherein the antenna circuit comprises:
a first antenna circuit of a first system; and
a second antenna circuit of a second system;
wherein the matching circuit comprises:
a first matching circuit of the first system; and
a second matching circuit of the second system; and
wherein circuit structures from the output of the non-contact control section to the first antenna circuit via the first matching circuit and the second antenna circuit via the second matching circuit are formed symmetrically.

US Pat. No. 9,933,629

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:an optical module;
a fixed body having a body part which surrounds the optical module;
a gimbal mechanism structured to swingably support the optical module around a first axial line intersecting an optical axis direction and swingably support the optical module around a second axial line intersecting the optical axis direction and the first axial line; and
a shake correction drive mechanism structured to drive the optical module around the first axial line and the second axial line;
wherein the gimbal mechanism comprises a rectangular movable frame comprising a first corner part, a second corner part adjacent to the first corner part, a third corner part separated in a direction of the first axial line from the first corner part, and a fourth corner part separated in a direction of the second axial line from the second corner part around an optical axis;
wherein the first corner part and the third corner part of the movable frame are swingably supported by the fixed body, and the second corner part and the fourth corner part of the movable frame swingably support the optical module;
a first swing support part provided between the first corner part and the fixed body comprises a first protruded part provided in one of the movable frame and the fixed body and a first receiving part in a concave shape in the other of the movable frame and the fixed body structured to receive a tip end side of the first protruded part;
a second swing support part provided between the second corner part and the optical module comprises a second protruded part provided in one of the movable frame and the optical module and a second receiving part in a concave shape in the other of the movable frame and the optical module structured to receive a tip end side of the second protruded part;
a third swing support part provided between the third corner part and the fixed body comprises a third protruded part provided in one of the movable frame and the fixed body and a third receiving part in a concave shape in the other of the movable frame and the fixed body structured to receive a tip end side of the third protruded part; and
a fourth swing support part provided between the fourth corner part and the optical module comprises a fourth protruded part provided in one of the movable frame and the optical module and a fourth receiving part in a concave shape in the other of the movable frame and the optical module structured to receive a tip end side of the fourth protruded part.

US Pat. No. 9,928,396

SYMBOL INFORMATION READER AND SYMBOL INFORMATION READING METHOD

NIDEC SANKYO CORPORATION,...

1. A symbol information reader for use with a recording medium on which multiple symbols created in the same format are recorded, the symbol information reader comprising:an imaging means for imaging the recording medium;
an image memory for saving image data of said recording medium which is acquired by said imaging means; and
a position detecting processor for retrieving said image data and detecting the positions of said symbols on said recording medium;
wherein said position detecting processor has
a provisional area discriminating unit which calculates the amount of change in luminance value along the scanning direction of scanning lines of said symbols in a predetermined area of said image data and discriminates a provisional area having a possibility of corresponding to said symbol,
a correlation map creating unit which acquires correlations of said provisional area with neighboring areas adjacent in the direction orthogonal to said scanning direction of said scanning lines and creates a map showing an area with high correlation values,
a labeling unit which searches said correlation map for the presence of said symbols and labels on areas judged having said symbols,
an area dividing unit which, based on said labeled areas, sets an area for each of said multiple symbols and makes divisions, and
a position determining unit which, based on said labeled areas respectively for said multiple symbols, divided at said area dividing unit, detects positions of said symbols printed on said recording medium,
wherein said area dividing unit further includes:
a number judging section which judges the number of symbols in a symbol labeling map created at said labeling unit, and
a division processing section which sets an area for each of said multiple symbols in said symbol labeling map which is judged by said number judging unit that has two or more symbols, and divides said labeling map into the areas.

US Pat. No. 9,751,707

CARD CONVEYING MECHANISM AND CARD ISSUING DEVICE

NIDEC SANKYO CORPORATION,...

1. A card conveying mechanism for use with a card, the card conveying mechanism comprising:
a card holding part comprising a drawing and sending-out mechanism structured to perform drawing and sending out of the card,
the card holding part being configured to temporarily hold the card in an inside of the card holding part;

a drawing and sending-out drive mechanism structured to drive the drawing and sending-out mechanism;
a carriage on which the card holding part is mounted;
a carriage drive mechanism structured to linearly move the carriage in a horizontal direction which is perpendicular to a
drawing direction of the card to the card holding part; and

a turning mechanism structured to turn the card holding part with respect to the carriage with a moving direction of the carriage
as an axial direction of turning.

US Pat. No. 9,562,596

GEAR MECHANISM AND DRAWER DRIVE DEVICE IN REFRIGERATOR

NIDEC SANKYO CORPORATION,...

1. A gear mechanism comprising:
a first gear;
a second gear which is coaxially disposed with the first gear and is provided with a recessed part on an end face of a first
gear side and a tube-shaped part formed on an outer peripheral side of the recessed part; and

a torque limiter provided between the first gear and the second gear,
wherein the torque limiter comprises:
inner teeth which are provided on a ring-shaped inner peripheral face of the tube-shaped part and the recessed part; and
a torque limiter member which is provided with an engaging claw which is capable of engaging with the inner teeth and integrally
rotates together with the first gear in the recessed part; and

wherein the second gear is an inclined teeth gear in which an outer face of the tube-shaped part is formed with teeth bottoms
inclined with respect to an axial line direction and teeth bottoms of the inner teeth of the tube-shaped part are extended
in parallel with the axial line direction so that, when viewed in a radial direction, an overlapped thin portion of the tooth
bottom of the inner teeth with the tooth bottom of the outer face of the tube-shaped part is reduced to secure strength of
the tube-shaped part; and

wherein the inclined teeth gear which is the second gear is directly engaged with a worm gear rotationally driven by a motor.

US Pat. No. 9,530,269

DEVICE FOR IDENTIFYING COIN-SHAPED IDENTIFICATION OBJECT

NIDEC SANKYO CORPORATION,...

1. A device for identifying a coin-shaped identification object to identify authenticity and/or condition of a coin-shaped
identification object of multiple types, the device comprising:
a passage path, through which the identification object passes through;
an exciting coil and a detection coil;
a core body around which the exciting coil and the detection coil are wound; and
a control unit to which the detection coil is connected;
wherein, the core body comprises a first core, placed at a first side in a thickness direction of the identification object
passing through the passage path, the exciting coil being wound around the first core; and a second core, placed at a second
side in the thickness direction of the identification object passing through the passage path, the detection coil being wound
around the second core;

wherein an analog coil output signal created on the basis of an output from the detection coil is input into the control unit,
a signal level of the coil output signal rising if the identification object passes through the passage path;

the control unit is configured to obtain a signal value of the coil output signal at a time when the signal level of the coil
output signal is equal to or higher than a predetermined threshold, and identify the identification object on the basis of
the obtained signal value of the coil output signal; and

among identification objects of multiple types, an identification object having a largest outer diameter, a thickest thickness,
and a lowest electrical resistivity is a first identification object; and an identification object having a smallest outer
diameter, a thinnest thickness, and a highest electrical resistivity is a second identification object; and

where a first thickness represents a thickness of the core body in a passing direction of the identification objects in the
case where a bottom value of the signal level of the coil output signal, at a time when a plurality of first identification
objects continuously pass with no space between every two of the first identification objects through the passage path, is
equal to a peak value of the signal level of the coil output signal, at a time when the second identification objects pass
through the passage path;

a thickness of the core body in the passing direction of the identification objects is less than the first thickness.

US Pat. No. 9,381,764

INK RIBBON CASSETTE, INK RIBBON CARTRIDGE, PRINTING DEVICE AND CONTROL METHOD FOR PRINTING DEVICE

NIDEC SANKYO CORPORATION,...

1. An ink ribbon cartridge comprising:
a supply roll around which an ink ribbon is wound;
a winding roll around which the ink ribbon supplied from the supply roll is wound; and
a power transmission mechanism structured to transmit power from a drive source to the supply roll and the winding roll;
wherein when a direction in which the ink ribbon is wound by the winding roll is defined as a ribbon winding direction and
a direction in which the ink ribbon is wound by the supply roll is defined as a ribbon rewinding direction, the power transmission
mechanism comprises:

a winding side one-way clutch structured to transmit a driving force in the ribbon winding direction of the drive source to
the winding roll and cut off transmission of the driving force in the ribbon rewinding direction of the drive source to the
winding roll;

a winding side torque limiter which is disposed between the winding side one-way clutch and the winding roll in a power transmission
path from the drive source to the winding roll;

a supply side one-way clutch structured to transmit the driving force in the ribbon rewinding direction of the drive source
to the supply roll and cut off transmission of the driving force in the ribbon winding direction of the drive source to the
supply roll; and

a supply side torque limiter which is disposed between the supply side one-way clutch and the supply roll in a power transmission
path from the drive source to the supply roll.

US Pat. No. 10,138,973

FLUID DAMPER DEVICE AND APPARATUS WITH DAMPER

NIDEC SANKYO CORPORATION,...

1. A fluid damper device comprising:a case in a tube shape;
a rotor comprising a turning shaft structured to section a damper chamber between an inner peripheral face of the case and the turning shaft, and a valve body which is held by a valve body support part of the turning shaft; and
fluid which is filled in the damper chamber;
wherein the valve body comprises:
a base part provided with a circumferential face in a circular arc-shaped cross section which faces an inner side in a radial direction of the turning shaft; and
a protruded part which is protruded from the base part toward an outer side in the radial direction of the turning shaft and toward one side around an axial line of the turning shaft;
wherein the valve body support part comprises:
a first protruded part which is protruded to an outer side in the radial direction of the turning shaft toward the protruded part;
a second protruded part which is protruded to an outer side in the radial direction of the turning shaft at a position adjacent to the first protruded part on the other side around the axial line of the turning shaft; and
a base part support part which is opened toward an outer side in the radial direction of the turning shaft between the second protruded part and the first protruded part and in which the base part is fitted in a turnable state around an axial line parallel to the axial line of the turning shaft; and
wherein an end part on an outer side in the radial direction of the first protruded part is provided with an inclined face which is inclined with respect to an inner side portion of the protruded part facing an inner side in the radial direction of the turning shaft in a direction so that a space between the inner side portion and the inclined face is increased from the other side to the one side in a state that the valve body is most inclined to the one side with the base part as a center,
wherein an angle between an imaginary straight line, which is directed from a center of the turning shaft to a contact position of an end on the other side of the inclined face with the inner side portion, and the inclined face is set to be not more than 60°,
wherein the end part of the first protruded part is provided with a receiving face which receives the inner side portion on its surface between a position where an end on the other side of the inclined face is contacted with the inner side portion and the base part support part in the state that the valve body is most inclined to the one side with the base part as a center, and
when the turning shaft is turned in a closing direction in the state that the valve body is most inclined to the one side with the base part as a center, a fluid pressure in which the fluid is directed toward the outer side in the radial direction by the inclined face is applied to the protruded part of the valve body.

US Pat. No. 10,041,559

FLUID DAMPER DEVICE AND APPARATUS WITH DAMPER

NIDEC SANKYO CORPORATION,...

1. A fluid damper device comprising:a case in a tube shape;
a rotor comprising a turning shaft structured to section a damper chamber between an inner peripheral face of the case and the turning shaft, and a valve body which is held by a valve body support part of the turning shaft; and
fluid which is filled in the damper chamber;
wherein the valve body comprises:
a base part provided with a circumferential face in a circular arc-shaped cross section which faces an inner side in a radial direction of the turning shaft; and
a protruded part which is protruded from the base part toward an outer side in the radial direction of the turning shaft and toward one side around an axial line of the turning shaft;
wherein the valve body support part comprises:
a first protruded part which is protruded to an outer side in the radial direction of the turning shaft toward the protruded part;
a second protruded part which is protruded to an outer side in the radial direction of the turning shaft at a position adjacent to the first protruded part on the other side around the axial line of the turning shaft; and
a base part support part which is opened toward an outer side in the radial direction of the turning shaft between the second protruded part and the first protruded part and in which the base part is fitted in a turnable state around an axial line parallel to the axial line of the turning shaft; and
wherein an end part on an outer side in the radial direction of the first protruded part is formed with a receiving part which receives a first portion on a base part side and a second portion separated in a protruding direction of the protruded part from the first portion of an inner side portion of the protruded part facing an inner side in the radial direction of the turning shaft when the valve body is inclined to the one side in a circumferential direction with the base part as a center,
wherein the valve body is formed to be a continuous surface from the first portion to the second portion, and
the receiving part is formed to be a receiving face which continuously receives from the first portion to the second portion,
a space is formed between the first protruded part and a vicinity of a boundary between the base part and the protruded part of the valve body.

US Pat. No. 9,857,553

LENS UNIT AND IMAGING DEVICE

NIDEC SANKYO CORPORATION,...

1. A lens unit comprising:
a plurality of lenses; and
a lens barrel made of resin and comprising a tube part;
wherein a first press-fitted lens of the plurality of lenses comprises a first press-fitted portion that is press-fitted to
the tube part;

wherein an outer peripheral face of the tube part comprises a thread groove;
wherein the tube part comprises a circular groove which is recessed from an image side end face of the tube toward an object
side, the circular groove being formed between an inner peripheral face and the outer peripheral face of the tube part;

the first press-fitted portion is provided on an image side end of the first press-fitted lens; and
wherein an object side end of the circular groove is disposed on an object side of the first press-fitted portion.

US Pat. No. 9,847,689

MOTOR

NIDEC SANKYO CORPORATION,...

1. A motor comprising:
a rotor comprising a magnet whose peripheral face is alternately provided with an “S”-pole and an “N”-pole in a circumferential
direction at equal angular intervals; and

a stator comprising:
a stator core in which a plurality of salient poles facing the peripheral face through a gap space is disposed in the circumferential
direction;

a first coil which is wound around a first salient pole of the plurality of the salient poles; and
a second coil which is wound around a second salient pole separated from the first salient pole in the circumferential direction
of the plurality of the salient poles;

wherein the magnet is provided with four pairs of the “S”-poles and the “N”-poles, and the stator core is formed with six
pieces of the salient poles; and

wherein the first salient pole and the second salient pole are disposed so that, when one salient pole faces between the “S”-pole
and the “N”-pole, the other salient pole faces a center of the “S”-pole or a center of the “N”-pole.

US Pat. No. 9,779,273

MAGNETIC RECORDING MEDIUM PROCESSING DEVICE AND CONTROL METHOD OF THE SAME

NIDEC SANKYO CORPORATION,...

1. A magnetic recording medium processing device for use with a magnetic recording medium comprising a magnetic strip, the
magnetic recording medium processing device comprising:
a detection mechanism structured to detect the magnetic recording medium when inserted into or discharged from an insertion
opening;

a pre-head structured to slide on the magnetic strip formed on said magnetic recording medium to read magnetic data;
a shutter structured to open and close in response to the detection result of said detection mechanism;
a card processor structured to process magnetic information recorded on said magnetic recording medium; and
a magnetic field generating device comprising:
a magnetic field generator structured to generate a magnetic field by a resonance unit; and
a drive control circuit structured to control driving of said magnetic field generator;
wherein said drive control circuit comprises:
a drive power supply structured to supply a drive voltage,
a reference potential circuit; and
a resonance drive circuit structured to drive said resonance unit;
said resonance unit comprises a resonance circuit in which an inductor and a capacitor are connected between a first node
and a second node, and said resonance unit is structured to receive said drive voltage at said first node, and resonate, while
said second node is connected to said reference potential circuit, to generate a magnetic field; and

said resonance drive unit comprises a drive switch element which is connected between said second node at said resonance unit
and said reference potential circuit and is switchable between a conducting state and a non-conducting state depending on
the control signal to switch the connection status of said second node at said resonance unit and said reference potential
circuit between a connected state and a disconnected state.

US Pat. No. 9,734,363

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card comprising a magnetic stripe, the card reader comprising:
a card passage where the card inserted into an insertion port for the card is passed;
a shutter member structured to close the card passage;
a magnetic head which is disposed on a rear side relative to the shutter member and is structured to perform reading of magnetic
data recorded in the magnetic stripe of the card and/or recording of magnetic data to the magnetic stripe; and

a foreign matter detection mechanism which is structured to detect a foreign matter attached to the card passage;
wherein, when a direction perpendicular to a thickness direction of the card inserted into the insertion port and a passing
direction of the card is referred to as a width direction of the card, the foreign matter detection mechanism is disposed
on a rear side relative to the shutter member and is disposed at a position in the width direction of the card where the magnetic
stripe is passed;

wherein the foreign matter detection mechanism comprises an electrostatic capacitance sensor;
the card reader comprising:
an optical sensor which comprises a light emitting element and a light receiving element and is disposed on a rear side relative
to the shutter member for detecting the card; and

a control section into which an output signal of the electrostatic capacitance sensor and an output signal of the optical
sensor are inputted;

wherein the control section is structured to detect the foreign matter attached to the card passage based on the output signal
of the electrostatic capacitance sensor and the output signal of the optical sensor.

US Pat. No. 9,564,784

COVER STRUCTURE IN MOTOR

NIDEC SANKYO CORPORATION,...

1. A cover structure in a motor comprising:
a rotor;
a stator having a drive coil which is located on an outer side in a radial direction of the rotor;
a connector which is provided on an outer side in the radial direction with respect to the rotor so that an engaging connector
is engaged in a rotation shaft direction of the rotor;

a main body cover having a peripheral wall which covers an outer periphery of the stator, the main body cover covering an
outer periphery of the connector and being integrally formed with a connector cover extending in the rotation shaft direction
from an outer side in the radial direction of the peripheral wall;

an opening part which is provided in the peripheral wall so that an inner side of the main body cover is in communication
with an inner side of the connector cover;

coil terminals which are connected with an end part of the drive coil and are extended from the stator to an outer side in
the radial direction through the opening part;

connector terminals which are supported by a terminal support part integrally formed with the connector cover and are extended
in the rotation shaft direction at a position offset from the coil terminals in the rotation shaft direction, the connector
terminals and the coil terminals being connected with each other in an inside of the connector cover; and

a wall part which is provided on a radially inner side of the terminal support part so as to extend in the rotation shaft
direction along the connector terminals;

wherein the wall part is located on an outer side in the radial direction with respect to the coil terminals when viewed in
the rotation shaft direction; and

wherein a space is formed on a radially inner side of the wall part on an inner side of the connector cover.

US Pat. No. 9,552,501

CARD READER AND CONTROL METHOD OF CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader comprising:
a card insertion slot configured to guide a magnetic card having a magnetic stripe to a transport passage;
a pre-head arranged in the vicinity of said card insertion slot configured to detect the presence of said magnetic stripe;
and

a magnetic head disposed in an inside of the card reader for reading magnetic data from and writing magnetic data to the magnetic
stripe of the magnetic card when the magnetic card is taken into the inside of the card reader through an output signal from
the pre-head;

wherein said pre-head includes:
a head portion which has at least one pair of magnetic cores arranged to be opposite from each other, with a magnetic gap
arranged between the magnetic cores to produce a signal indicating magnetic data recorded on the magnetic stripe;

a signal converting part converting the signal indicating the magnetic data into periodic pulses or a constant holding signal
different from the magnetic data recorded on said magnetic stripe as the output signal from the pre-head so that the signal
indicating the magnetic data is not outputted from the pre-head; and

coils wound around the pair of magnetic cores; and
wherein the periodic pulses or the constant holding signal output from the signal converting part of the pre-head is input
to the card reader as a sign for taking the magnetic card into the inside of the card reader; and

wherein said signal converting part is equipped with a detection circuit for detecting the signal indicating magnetic data
recorded on the magnetic stripe from said head portion and an output circuit for outputting the periodic pulses or the constant
holding signal as the output signal from the pre-head.

US Pat. No. 9,217,438

PUMP CONTROL DEVICE AND PUMP DEVICE

NIDEC SANKYO CORPORATION,...

1. A pump control device for use with a pump device having a DC brushless motor as a drive source wherein a flow rate of the
pump device is increased and decreased depending on a corresponding increase and decrease of a rotational speed of the DC
brushless motor, the pump control device comprising:
a motor drive section which drives the DC brushless motor;
a comparison section which compares a level of a speed control signal for the DC brushless motor with a predetermined reference
value;

a feedback control signal output section into which a detection signal of an actual rotating speed of the DC brushless motor
and the speed control signal are inputted and which outputs a feedback control signal for coinciding the actual rotating speed
with a target rotational speed of the DC brushless motor that is calculated based on the speed control signal; and

a switching section which outputs one of the speed control signal and the feedback control signal to the motor drive section
on a basis of a comparison result in the comparison section;

wherein in a case that the rotational speed of the DC brushless motor is higher than a predetermined speed, the level of the
speed control signal for the DC brushless motor is inputted as a higher value than the predetermined reference value,

wherein when the level of the speed control signal is higher than the predetermined reference value, the DC brushless motor
is controlled in an open loop control, and when the level of the speed control signal is lower than the predetermined reference
value, the DC brushless motor is controlled in a closed loop control on a basis of a measurement result of the actual rotating
speed.

US Pat. No. 9,886,643

CHARACTER SEGMENTATION DEVICE, CHARACTER RECOGNITION DEVICE AND CHARACTER SEGMENTATION METHOD

NIDEC SANKYO CORPORATION,...

1. A character recognition device for use with a recording medium comprising a character string comprising characters, the
character recognition device comprising:
an image sensor configured to image the character string on the recording medium and read the character string as image data;
and

a data processor configured to segment a character string from said image data, and segment the characters from said character
string to implement character recognition;

wherein said data processor is further configured to detect positions to segment the characters;
said data processor is further configured to:
set an area to detect a position for segmenting said characters;
create a first projection of pixel values of the pixels arranged in the character arrangement direction along which characters
are arranged and a second projection of pixel values of the pixels arranged in an orthogonal to said character arrangement
direction, at least within said setting area;

calculate a synthetic threshold value of a first threshold, acquired by applying a discriminant analysis method on said first
projection, and a second threshold, acquired by applying said discriminant analysis method on said second projection, and
take it as a binary threshold for said setting area; and

acquire character segmenting positions based on said binary threshold.

US Pat. No. 9,656,478

INK RIBBON CASSETTE, INK RIBBON CARTRIDGE, PRINTING DEVICE AND CONTROL METHOD FOR PRINTING DEVICE

NIDEC SANKYO CORPORATION,...

1. A printing device comprising:
an ink ribbon cartridge having a supply roll around which an ink ribbon is wound and a winding roll by which the ink ribbon
supplied from the supply roll is wound;

a housing to which the ink ribbon cartridge is detachably attached;
a ribbon feed mechanism for feeding the ink ribbon between the supply roll and the winding roll;
a thermal head configured to heat the ink ribbon supplied from the supply roll to transfer and print ink of the ink ribbon
on a printing medium;

wherein the ink ribbon cartridge comprises a case body having a cover part which covers a substantially entire ink ribbon
wound around the winding roll;

wherein when a direction in which the ink ribbon is wound by the winding roll is defined as a ribbon winding direction and
a direction in which the ink ribbon is wound by the supply roll is defined as a ribbon rewinding direction,

after printing is finished on one piece of the printing medium by the thermal head, the ribbon feed mechanism feeds the ink
ribbon in the ribbon winding direction until a peeled trace of ink of the ink ribbon transferred to the printing medium at
a time of printing on the printing medium is entered in the cover part, and

when a next one piece of the printing medium is to be printed, the ink ribbon is fed in the ribbon rewinding direction by
a feed amount not more than a feed amount which is fed after printing on the former one piece of the printing medium is finished.

US Pat. No. 9,563,791

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card in a substantially rectangular shape, the card being taken into in its short side direction
to be performed with reading of magnetic data recorded in a magnetic stripe of the card, wherein the magnetic stripe is formed
so that its longitudinal direction and a longitudinal direction of the card are coincident with each other such that the magnetic
data is arranged in the longitudinal direction of the card, the card reader comprising:
a card insertion part formed with an insertion port into which the card is inserted; and
a magnetic head provided in the card insertion part and structured to contact with the card;
wherein a magnetic gap in a straight shape is formed at a tip end of the magnetic head where the card is to be contacted;
and

wherein when a forming direction of the magnetic gap formed in the straight shape is a gap direction, the gap direction is
inclined with respect to a first direction perpendicular to an inserting direction of the card when viewed in a thickness
direction of the card inserted into the insertion port.

US Pat. No. 10,191,297

TILT ADJUSTING METHOD FOR MOVABLE BODY

NIDEC SANKYO CORPORATION,...

1. A tilt adjusting method for a movable body in a unit with a shake correction function comprising a movable body, a fixed body provided with a support mechanism structured to swingably support the movable body, a shake correction drive mechanism structured to swing the movable body with respect to the fixed body, and an elastic support member which connects the movable body with the fixed body, the tilt adjusting method for the movable body comprising:a first process comprising setting a state that a force having a component on an opposite direction to a driving force of the shake correction drive mechanism is acted on the movable body;
a second process comprising adjusting the driving force so that a tilt direction of the movable body is substantially coincided with a target direction; and
a third process comprising connecting the movable body with the fixed body through the elastic support member in a state that the tilt direction of the movable body is substantially coincided with the target direction.

US Pat. No. 10,162,987

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a card insertion port into which the card is inserted and from which the card is ejected;
a plurality of types of pulling-out detection mechanisms structured to detect abnormal pulling-out of the card from the card insertion port; and
a pulling-out prevention mechanism structured to prevent the abnormal pulling-out of the card from the card insertion port;
wherein the pulling-out prevention mechanism comprises:
a lock member comprising a prevention part configured to contact with the card and prevent pulling-out of the card; and
a moving mechanism structured to move the lock member between a contact position where the prevention part is contacted with the card and a retreated position where the prevention part is retreated so as to be separated from the card;
wherein the plurality of types of the pulling-out detection mechanisms detects the abnormal pulling-out of the card by methods different from each other;
wherein the lock member is moved to the contact position from the retreated position to prevent pulling-out of the card when the abnormal pulling-out of the card from the card insertion port is detected by the plurality of types of the pulling-out detection mechanisms;
the plurality of types of the pulling-out detection mechanisms comprises:
a thickness detection mechanism structured to detect a thickness of the card;
a width detection mechanism structured to detect an end part in a width direction of the card which is perpendicular to a thickness direction of the card and a conveying direction of the card; and
a card existence/absence detection mechanism structured to detect existence/absence of the card,
wherein when the abnormal pulling-out of the card from the card insertion port is detected by all of the thickness detection mechanism, the width detection mechanism and the card existence/absence detection mechanism, the lock member is moved to the contact position from the retreated position to prevent the pulling-out of the card.

US Pat. No. 10,049,311

CARD READER AND CARD LOCK MECHANISM

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a card insertion port into which the card is inserted and from which the card is ejected;
a card conveying passage where the card inserted from the card insertion port is conveyed; and
a card lock mechanism structured to prevent drawing of the card from the card insertion port when the card is abnormally stopped in the card conveying passage and the card is clogged in the card conveying passage;
wherein the card lock mechanism comprises:
a motor;
a lock member comprising a prevention pawl configured to contact with the card for preventing drawing of the card and structured to move between a contact position where the prevention pawl is contacted with the card and a retreated position where the prevention pawl is retreated from the card conveying passage by power transmitted from the motor; and
a power transmission mechanism structured to transmit power of the motor to the lock member;
wherein the power transmission mechanism comprises a final gear which is disposed on a side closest to the lock member in a transmitting direction of power from the motor to the lock member;
wherein the lock member comprises a sector gear which is engaged with the final gear; and
the prevention pawl is integrally formed with the sector gear.

US Pat. No. 10,003,746

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:a movable module which holds an optical element;
a fixed body comprising a body part which surrounds the movable module;
a support mechanism which swingably supports the movable module at a midway position in an optical axis direction of the movable module; and
a shake correction drive mechanism structured to swing the movable module;
wherein the movable module comprises:
an optical module which holds the optical element; and
a weight provided on one side of a front side and a rear side in the optical axis direction of the optical module the weight being configured to shift a gravity center position of the movable module to a support position side of the support mechanism relative to a gravity center position of the optical module in the optical axis direction; and
wherein an end face of one side of the weight is formed in a flat face which is perpendicular to the optical axis direction;
wherein the one side is the front side in the optical axis direction;whereinthe optical module comprises a holder which holds a lens as the optical element and a frame which holds the holder,
the frame comprises:
a holder holding part in a tube shape which holds the holder on an inner side;
a flange part which is enlarged from an end part on the rear side in the optical axis direction of the holder holding part; and
a coil holding part provided in a portion protruded from an outer side edge of the flange part toward the front side in the optical axis direction and holds a coil structuring the shake correction drive mechanism;
the support mechanism is a gimbal mechanism structured on the front side in the optical axis direction relative to the flange part, and
the weight is provided with an opening part at a position where an optical axis of the lens is passed and is fixed to a front end in the optical axis direction of the holder.

US Pat. No. 9,885,207

AUTOMATIC OPEN-CLOSE DEVICE FOR FITTINGS

NIDEC SANKYO CORPORATION,...

1. An automatic opening and closing device for a first fitting and a second fitting the device comprising:
a first rack secured to said first fitting;
and a second rack secured to said second fitting;
a first pinion structured to mesh with said first rack;
a second pinion structured to mesh with said second rack;
a turn-driving mechanism structured to drive said first pinion and said second pinion;
a holding member structured to rotatably hold said first pinion and said second pinion;
wherein said first rack and said second rack are arranged such that an opening and closing direction of said first fitting
and second fitting coincides with longitudinal directions of said first rack and said second rack; and

said holding member is movable between a first meshing state in which said first rack and said first pinion are engaged and
said second rack and said second pinion are disengaged, a second meshing state in which said second rack and said second pinion
are engaged and said first rack and said first pinion are disengaged, and a disengaging state in which said first rack and
said first pinion are disengaged and said second rack and said second pinon are disengaged.

US Pat. No. 9,569,702

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card formed in a substantially rectangular shape which is conveyed in a short widthwise direction
of the card and is processed, the card reader comprising:
a card insertion part which is formed with an insertion port for the card; and
a conveying passage for the card which is connected with the insertion port;
wherein the card insertion part comprises:
a shutter member which is disposed on a rear side with respect to the insertion port in a taking-in direction of the card
and is movable between a closed position where the conveying passage is closed and an open position where the conveying passage
is opened; and

a protruding member which is attached to the shutter member and is protruded from the shutter member to an insertion port
side;

wherein an insertion port side of the protruding member is formed with a card abutting face configured to abut with the card;
and

wherein a distance between the insertion port and the card abutting face in a conveying direction of the card is set to be
shorter than a width in the short widthwise direction of the card.

US Pat. No. 10,110,816

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:a unit with a swing mechanism comprising:
an optical module which is swingably supported; and
a swing drive mechanism structured to swing the optical module;
a rolling drive mechanism comprising a magnetic drive mechanism structured to turn the unit with the swing mechanism in a direction different from a swing direction by the swing drive mechanism;
a connection member which connects the unit with the swing mechanism with a turning shaft of the rolling drive mechanism; and
a support member which supports the rolling drive mechanism,
wherein the connection member comprises an abutting part integrally turned with the unit with the swing mechanism and the support member comprises a position restriction part which restricts a movable range of the abutting part;
in a case that two directions perpendicular to an axial line direction of the turning shaft are referred to as a first direction and a second direction,
the support member comprises at least one side plate part located in at least one direction on both sides in the first direction and on both sides in the second direction of the rolling drive mechanism, and
the position restriction part is provided in the side plate part provided at a position corresponding to the abutting part.

US Pat. No. 9,922,213

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card comprising an IC chip having an external connection terminal and formed in a substantially
rectangular shape, the card being inserted in a short-side direction of the card, the card reader comprising:
an IC contact block comprising an IC contact spring configured to contact with the external connection terminal of the IC
chip formed on the card;

an insertion port into which the card is inserted;
an insertion posture detection mechanism structured to detect that the card is inserted into the insertion port in a correct
posture;

a tip end detection mechanism structured to detect that a tip end face of the card in an inserting direction of the card has
been inserted to a predetermined position;

a pulling-out prevention mechanism structured to prevent pulling-out of the card inserted in an inside of the card reader
when it is detected that the card is inserted into the insertion port in a correct posture based on a detected result of the
insertion posture detection mechanism and, when it is detected that the tip end face of the card in the inserting direction
has been inserted to the predetermined position based on a detected result of the tip end detection mechanism; and

a pushing-out mechanism structured to push out the card inserted into the inside of the card reader in an ejecting direction
of the card which is an opposite direction of the inserting direction;

wherein the tip end detection mechanism comprises two tip end detection mechanism which are separately disposed with a predetermined
space therebetween in a width direction of the card perpendicular to thickness direction of the card inserted into the insertion
port and the inserting direction;

wherein the pulling-out prevention mechanism does not prevent pulling-out of the card and the pushing-out mechanism pushes
the card in the ejecting direction in a case that one of the two tip end detection mechanism detects that the tip end face
of the card has been inserted to the predetermined position but that the other of the two tip end detection mechanisms does
not detect that the tip end face of the card has been inserted to the predetermined position; and

wherein the pulling-out prevention mechanism prevents pulling-out of the card when it is detected that the tip end face of
the card has been inserted to a predetermined position by both of the two tip end detection mechanisms.

US Pat. No. 9,519,846

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader structured to perform at least one of reading of data recorded in a card and recording of data to the card,
the card reader comprising:
a card passage where the card is passed;
a pulling-out prevention member structured to turn between a closing position where the card passage is closed and an open
position where the card passage is opened and is structured to prevent pulling-out of the card inserted into the card reader
at the closing position; and

a turning mechanism structured to turn the pulling-out prevention member between the closing position and the open position;
wherein a direction perpendicular to a passing direction of the card passing the card passage and a thickness direction of
the card passing the card passage is referred to as a width direction of the card, an inserting direction side for the card
to the card reader is referred to as a rear side, a pulling-out direction side for the card from the card reader is referred
to as a front side, one side in the thickness direction of the card is referred to as a first direction side, and the other
side in the thickness direction of the card is referred to as a second direction side;

wherein the pulling-out prevention member comprises a card abutting part structured to close a part of the card passage when
the pulling-out prevention member is located at the closing position;

wherein the card abutting part is formed with an abutting face structured to abut with a front end of the card having been
inserted into the card reader when the pulling-out prevention member is located at the closing position;

wherein the card abutting part is structured to move from the first direction side to the second direction side when the pulling-out
prevention member is moved from the open position to the closing position; and

wherein the abutting face is inclined relative to a thickness direction of the card when the card is in the card passage and
the pulling-out prevention member is located at the closing position.

US Pat. No. 10,057,474

COIL UNIT AND PHOTOGRAPHING OPTICAL DEVICE

NIDEC SANKYO CORPORATION,...

1. A coil unit comprising:an even number of coils; and
a coil holding member structured to hold the even number of the coils, an outer peripheral face of the coil holding member comprising two or more side-face pairs, each of the side-face pairs comprising a pair of side faces parallel to each other;
wherein each side face comprises a protruded part around which one of the coils is directly wound, the protruded part being protruded to an outer side of the coil holding member;
wherein each side face comprises an abutting face with which one end face of the coil wound around the protruded part is abutted;
wherein two pieces of the even number of the coils each of which is wound around each of the protruded parts of two side faces structuring the side-face pair is structured by using one conducting wire;
wherein at least one of the side faces comprises a coil guide part for wiring a crossover wire which serially connects the coil wound around the protruded part of one side face structuring the side-face pair with the coil wound around the protruded part of the other side face structuring the side-face pair, the coil guide part being recessed from the abutting face; and
wherein a recessed amount of the coil guide part recessed from the abutting face is set to be not less than an outer diameter of the conducting wire.

US Pat. No. 9,989,832

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:a movable module which holds an optical element wherein an optical axis of the optical element is extended along a first direction;
a fixed body comprising a body part which surrounds the movable module;
a support mechanism which swingably supports the movable module at a midway position of the movable module in the first direction;
a shake correction drive mechanism structured to swing the movable module; and
a flexible circuit board which is connected with the movable module and the fixed body;
wherein the flexible circuit board comprises:
a leading-out part which is extended from the movable module on a first side relative to the optical axis in a second direction intersecting the first direction;
a first extended part which is extended from the leading-out part to a second side relative to the optical axis in the second direction so as to face a rear side end face in an optical axis direction of the movable module through a gap space;
a first curved part which is curved from a tip end side of the first extended part toward a rear side in the optical axis direction;
a second extended part which is extended from the first curved part toward the first side in the second direction; and
a fixed part of the second extended part which is connected with the fixed body on the first side relative to the optical axis in the second direction;
wherein the support mechanism is a gimbal mechanism; and
wherein the support mechanism is provided at a middle position of the movable module in the first direction.

US Pat. No. 9,916,710

COIN-SHAPED DETECTION OBJECT DISCRIMINATING DEVICE

NIDEC SANKYO CORPORATION,...

1. A coin-shaped detection object discriminating device for use with a detection object in a coin shape, the coin-shaped detection
object discriminating device comprising:
a passage through which the detection object is passed;
a permanent magnet;
a magnetic sensor disposed opposite to the permanent magnet across the passage;
an excitation coil;
a detection coil;
a third core formed of soft magnetic material which is disposed on one side in the thickness direction of the detection object
and around which one of the excitation coil and the detection coil is wound; and

a forth core formed of soft magnetic material which is disposed on the other side in the thickness direction of the detection
object and around which the other of the excitation coil and the detection coil is wound.

US Pat. No. 10,036,182

ELECTRONIC LOCKING SYSTEM

NIDEC SANKYO CORPORATION,...

1. An electronic locking system provided with an electronic lock which becomes unlocked at the time of power outage, the electronic locking system comprising:a lock detecting part structured to detect that said electronic lock is in the locked condition;
a power outage-detecting part structured to detect power outage;
a charging part structured to supply electric power to said electronic lock during the time of power outage;
a power-supplying part structured to supply power to said electronic lock and said charging part; and
a switching part structured such that power is supplied to said electronic lock from said power-supplying part in a primary state, and power is supplied to said electronic lock from said charging part in a secondary state;
wherein said electronic lock is an electronic lock which is locked/unlocked when powered or a motor-driven locking/unlocking-type electronic lock;
said switching part is structured to be in said primary state during normal operation where no power outage is detected by said power outage-detecting part, and when said electronic lock is switched from the unlocked condition to the locked condition or from the locked condition to the unlocked condition, electric power is directly supplied to said electronic lock from said power-supplying part without going through said charging part; and
said switching part is structured such that, when power outage is detected, based on the detection result at said power outage-detecting part, and it is also detected, based on the detection result by said lock detecting part, that said electronic lock is in the locked condition, said switching part is switched from said primary state to said secondary state, electric power is supplied to said electronic lock from said charging part, and said electronic lock become unlocked.

US Pat. No. 9,859,771

MOTOR DEVICE

NIDEC SANKYO CORPORATION,...

1. A motor device comprising:
a motor comprising a motor shaft protruded from a motor main body;
a worm gear which is connected with the motor shaft through a transmission mechanism and is formed with a spiral groove on
an outer peripheral face; and

a worm wheel which is engaged with the worm gear;
wherein the transmission mechanism comprises a transmission member structured to transmit rotation of the motor shaft to the
worm gear at a position facing an end face on a motor main body side of the worm gear in an axial line direction of the worm
gear;

wherein one of the end face on the motor main body side of the worm gear and an end face on a worm gear side of the transmission
member is formed with two protruded parts which are protruded toward the other of the end faces at positions separated in
a radial direction, and a recessed part engaged with the protruded parts is formed in the other of the end faces; and

wherein a compression coil spring is disposed between the worm gear and the transmission member so that the compression coil
spring is disposed between the two protruded parts;

a spring arrangement hole which is extended from the end face on the motor main body side of the worm gear in the axial line
direction of the worm gear is formed in an inside of the worm gear, and

the compression coil spring is disposed in the inside of the spring arrangement hole;
the spring arrangement hole is coaxially formed with the worm gear;
the worm gear is made of resin,
the inside of the worm gear is formed with a communicating hole which is in communication with the spring arrangement hole
and is extended in the axial line direction on an opposite side to the motor main body side with respect to the spring arrangement
hole, and

an inner diameter of the communicating hole is smaller than an inner diameter of the spring arrangement hole.

US Pat. No. 10,083,327

CARD READER AND CONTROL METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card comprising a magnetic stripe, the card reader comprising:a magnetic sensor structured to detect whether magnetic data are recorded in the magnetic stripe of the card;
a control section which is structured to supply electric power to the magnetic sensor and into which an output signal of the magnetic sensor is inputted; and
a card insertion part which is formed with a card insertion port into which the card is inserted and in which the magnetic sensor is disposed;
wherein the magnetic sensor outputs an output signal when the electric power is supplied from the control section,
wherein the control section is structured such that, in a case that a time period from a time when a recording area of magnetic data recorded in the magnetic stripe of the card inserted into the card insertion port starts to pass the magnetic sensor to a time when the recording area has finished passing through the magnetic sensor is defined as a card passage time period, the control section supplies the electric power to the magnetic sensor during a first supply time period which is shorter than the card passage time period;
wherein the control section is structured to execute an abnormality processing in a case that an output signal of the magnetic sensor is inputted into the control section when the control section does not supply the electric power to the magnetic sensor.

US Pat. No. 9,740,890

CARD INSERTION PART AND CARD READER

NIDEC SANKYO CORPORATION,...

1. A card insertion part for use with a card, the card insertion part comprising:
a card insertion port;
a light guide member which surrounds at least a part of a periphery of the card insertion port when viewed in an inserting
direction of the card;

a light source configured to emit a light toward the light guide member;
a reflection member disposed on a rear side with respect to the light guide member in the inserting direction of the card;
and

a cover member comprising the card insertion port and covers at least the light guide member and the light source from a front
side in the inserting direction of the card;

wherein the cover member comprises translucent light transmissive material.

US Pat. No. 10,255,465

MAGNETIC INFORMATION PROCESSING DEVICE AND MAGNETIC INFORMATION PROCESSING METHOD

NIDEC SANKYO CORPORATION,...

1. A magnetic information processing device for use with a magnetic recording medium storing a magnetic signal, the magnetic information processing device comprising:a magnetic card detection unit comprising a sensor and being structured to detect insertion of the magnetic recording medium and output a medium detection signal indicating whether the magnetic recording medium is inserted;
a magnetic head structured to read the magnetic signal recorded in the magnetic recording medium, and output the magnetic signal as an analog signal;
a signal detection unit structured to amplify the analog signal output from the magnetic head, and output a detection output signal when the analog signal exceeds a predetermined threshold value of a magnetic detection sensitivity; and
a judgment unit structured to:
receive the medium detection signal and the detection output signal;
identify the detection output signal as different from the magnetic signal stored in the magnetic recording medium in response to the medium detection signal indicating that the magnetic recording medium is not inserted; and
output the detection output signal in response to the medium detection signal indicating that the magnetic recording medium is inserted.

US Pat. No. 10,195,743

HORIZONTAL ARTICULATED ROBOT AND METHOD FOR MANUFACTURING HORIZONTAL ARTICULATED ROBOT

NIDEC SANKYO CORPORATION,...

1. A horizontal articulated robot in which an arm moves in the horizontal direction for use with objects to be transferred, comprising:a hand on which the objects are to be mounted;
said arm having at least two arm portion, comprising:
a hand-side arm portion to which said hand is rotatably joined to the front end thereof and a second hand-side arm portion to which the base end of said hand-side arm portion is rotatably joined to the front end thereof; and
a main body portion to which the base end of said arm is rotatably joined; and
a level which is attached to said main body portion after an inclination of a center axis of rotation of said hand-side arm portion with respect to said second hand-side arm portion is adjusted relative to the vertical direction;
wherein said level is directly attached to said main body portion so as to be fixed relative to said main body portion.

US Pat. No. 10,204,242

CARD INSERTION AND EJECTION MECHANISM AND CARD PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A card insertion and ejection mechanism to be mounted forward of a card reader structured to process a card formed in a substantially rectangular shape by conveying the card so that a longitudinal direction of the card is coincided with a conveying direction of the card,the card insertion and ejection mechanism comprising:
a card insertion port into which the card is insertable with a short widthwise direction of the card coincided with the conveying direction of the card;
a card passage where the card inserted through the card insertion port is passed;
a first insertion detection mechanism structured to detect the card having been inserted into the card insertion port;
a second insertion detection mechanism structured to detect both ends of the card in a first direction perpendicular to a thickness direction of the card inserted into the card insertion port and the conveying direction of the card to detect that the card has been inserted into the card insertion port so that the short widthwise direction of the card is coincided with the conveying direction of the card;
a magnetic data detection mechanism structured to detect magnetic data recorded in a magnetic stripe of the card;
a card turning mechanism structured to turn the card, which has been inserted through the card insertion port so that the short widthwise direction of the card is coincided with the conveying direction of the card, so that the longitudinal direction of the card is coincided with the conveying direction of the card;
a card conveying mechanism structured to convey the card inserted through the card insertion port; and
a control unit structured to control the card insertion and ejection mechanism,
wherein
the control unit determines whether the card has been inserted into the card insertion port so that the short widthwise direction of the card is coincided with the conveying direction of the card, based on at least a result of detection by the second insertion detection mechanism and, when the card has been inserted into the card insertion port so that the short widthwise direction of the card is coincided with the conveying direction of the card, determines whether the card has been inserted into the card insertion port with front and rear sides of the card directed correctly and also determines which one of one end face side and the other end face side of the card in the short widthwise direction of the card has been inserted first in inserting the card into the card insertion port, to determine an orientation of the inserted card, based on at least a result of detection by the magnetic data detection mechanism,
when the card has been inserted into the card insertion port with the front and rear sides of the card directed correctly so that the short widthwise direction of the card is coincided with the conveying direction of the card, the control unit activates the card conveying mechanism to cause the card turning mechanism to convey and take in the card to a turning position where the card is turned, and controls the card turning mechanism to set at least one of a turning direction and a turning angle based on a result of determination as to the orientation of the inserted card, to turn the card, and
when the card has been inserted into the card insertion port so that the longitudinal direction of the card is coincided with the conveying direction of the card or when the card has been inserted into the card insertion port with the front and rear sides of the card directed oppositely, the control unit maintains the card conveying mechanism at a stop state so as not to take in the card.

US Pat. No. 10,173,326

INDUSTRIAL ROBOT TEACHING METHOD WITH CALCULATING A POSITION

NIDEC SANKYO CORPORATION,...

1. A teaching method for an industrial robot comprising a hand that grasps a transfer object and linearly moves in a horizontal direction; a lifting mechanism for moving the hand up and down; a transfer mechanism for transferring the hand in a first direction, wherein the first direction represents a linear transfer direction of the hand at a time of transferring the transfer object to an installation unit, and a second direction being a linear direction perpendicular to the first direction and a vertical direction; and a first sensor and a second sensor, each including a light emitting element and a light receiving element, and being provided to the hand; wherein the first sensor is placed in such a way that an optical axis of the light emitting element of the first sensor and an optical axis of the light receiving element of the first sensor are in parallel with the second direction; the second sensor is placed in such a way that an optical axis of the light emitting element of the second sensor and an optical axis of the light receiving element of the second sensor are in a direction tilted with respect to the first direction and the second direction as well, while the optical axes being in parallel with a horizontal direction; the teaching method comprising:while the hand is lifted up and down by the lifting mechanism, detecting, with the first sensor, a position of the installation unit or a teaching jig installed on the installation unit in a vertical direction;
while the hand is transferred in the first direction by the transfer mechanism, detecting, with the first sensor, a position of the installation unit or the teaching jig in the first direction;
while the hand is transferred in the first direction by the transfer mechanism, detecting, with the second sensor, a position of the installation unit or the teaching jig in the first direction; andcalculating a position of the installation unit or the teaching jig in the second direction based on the position of the installation unit or the teaching jig in the first direction detected with the first sensor and the position of the installation unit or the teaching jig in the first direction detected with the second sensor, in order to teach a position of the transfer object to be installed on the installation unit based on an outer circumferential edge of the installation unit or the teaching jig.

US Pat. No. 10,162,148

WIDE ANGLE LENS

NIDEC SANKYO CORPORATION,...

1. A wide angle lens, comprising:a first lens, a second lens, a third lens, a diaphragm, a fourth lens, a fifth lens and a sixth lens which are disposed in order from an object side, wherein
the first lens is a negative meniscus lens whose convex surface is directed to the object side;
the second lens is a negative meniscus lens whose convex surface is directed to the object side;
the third lens is a positive meniscus lens whose concave surface is directed to the object side;
the fourth lens is a positive lens whose convex surfaces are directed to the object side and an image side;
the fifth lens is a negative lens whose concave surfaces are directed to the object side and the image side;
the sixth lens is a positive lens whose convex surfaces are directed to the object side and the image side;
the fourth lens is a glass lens;
the second lens, the third lens, the fifth lens and the sixth lens are plastic lenses;
the fifth lens and the sixth lens constitute a cemented lens which is constituted so that an image side face of the fifth lens and an object side face of the sixth lens are joined to each other with an adhesive; and
when a center curvature radius on an image side face of the fourth lens is “R42” and a focal length of an entire wide angle lens is “f0”, the center curvature radius “R42” and the focal length “f0” satisfy the following conditional expression:
2×f0?|R42|?5×f0.

US Pat. No. 10,552,726

CARD-TYPE MEDIUM COUNTING MECHANISM, CARD-TYPE MEDIUM HOUSING DEVICE, AND CARD HOUSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A card-type medium counting mechanism that calculates the number of card-type medium, comprising:an optical sensor configured to calculate the number of the card-type medium held so as to stack in a thickness direction of the card-type medium;
a carriage to which the sensor is mounted;
a circuit board that is fixed to the carriage; and
a carriage driving mechanism structured to drive the carriage such that the sensor moves in the thickness direction of the card-type medium along an end surface of the card-type medium,
wherein a processing circuit configured to process an output signal from the sensor and outputs a digital signal is mounted to the circuit board.

US Pat. No. 10,489,618

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader that performs at least one of reading data recorded on a card and recording data on a card, the card reader comprising:a main body frame comprising a card moving path along which the card moves;
a flexible printed circuit board pulled around along the main body frame; and
a protection board that is a printed circuit board configured to protect a part of the flexible printed circuit board, wherein
the flexible printed circuit board comprises:
a data signal circuit layer comprising a data signal circuit configured to transfer at least one of signals of data read from the card and signals of data recorded on the card, and
a destruction detection circuit layer comprising a destruction detection circuit configured to detect at least one of its own disconnection and short-circuit,
wherein the destruction detection circuit layer overlaps the data signal circuit layer,
a second destruction detection circuit configured to detect at least one of its own disconnection and short-circuit is provided on the protection board,
the destruction detection circuit layer is provided on one side of the data signal circuit layer in a thickness direction of the flexible printed circuit board,
a part of the flexible printed circuit board is covered with the protection board,
when an area of the flexible printed circuit board covered with the protection board is a protected area and an area other than the protected area is an unprotected area,
the flexible printed circuit board is pulled around so that the data signal circuit layer is arranged on the main body frame side at least in the unprotected area and the destruction detection circuit layer is arranged on an outer side of the card reader.

US Pat. No. 10,424,322

MAGNETIC HEAD AND MAGNETIC RECORDING MEDIUM PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A magnetic head, comprising:a head body, including a core that is provided with a gap, and a reading coil and a writing coil that are wound on the core;
a head case, housing the head body;
a demodulation circuit, being connected to the reading coil;
an encryption circuit, being connected to the demodulation circuit; and
a bidirectional diode, being connected to the writing coil,
wherein the bidirectional diode is arranged in the head case, and
a write signal is input via the bidirectional diode to the writing coil.

US Pat. No. 10,404,151

PLANETARY GEAR SPEED REDUCTION DEVICE AND DRIVING MECHANISM

NIDEC SANKYO CORPORATION,...

1. A planetary gear speed reduction device comprising:a magnetic sun gear;
a plurality of magnetic planetary gears which revolve around said magnetic sun gear while rotating;
a magnetic internal gear arranged surrounding said plurality of magnetic planetary gears from an outer circumferential side;
a plurality of rotary shafts, each of the plurality of rotary shafts being fixed to a corresponding one of the plurality of magnetic planetary gears;
a planetary carrier which rotatably holds said plurality of rotary shafts; and
a main body portion which rotatably holds said planetary carrier and to which said magnetic internal gear is fixed;
wherein said plurality of rotary shafts are held by said planetary carrier such that the plurality of rotary shafts are movable in an axial direction thereof with respect to said planetary carrier;
said planetary carrier is held by said main body portion such that said planetary carrier is movable in said axial direction with respect to said main body portion;
when one of said plurality of rotary shafts is set as a primary rotary shaft and the remaining of said plurality of rotary shafts are respectively set as secondary rotary shafts,
a total length of a gap in said axial direction between said primary rotary shaft and said planetary carrier on a first end in said axial direction and a gap in said axial direction between said primary rotary shaft and said planetary carrier on a second end in said axial direction is shorter than a total length of a gap in said axial direction between said secondary rotary shafts and said planetary carrier on the first end in said axial direction and a gap in said axial direction between said secondary rotary shafts and said planetary carrier on the second end in said axial direction, and a total length of a gap in said axial direction between said planetary carrier and said main body portion on a first end in said axial direction and a gap in said axial direction between said planetary carrier and said main body portion on a second end in said axial direction; and
when said primary rotary shaft and said planetary carrier are in contact in said axial direction, a gap is to be created between said secondary shafts and said planetary carrier and between said planetary carrier and said main body portion on both ends in said axial direction.

US Pat. No. 10,345,827

MOTOR CONTROL DEVICE AND MOTOR CONTROL METHOD, CONTROL SYSTEM AND LOCATION ESTIMATION METHOD USED IN CONTROL SYSTEM

NIDEC SANKYO CORPORATION,...

1. A motor control device for controlling a motor that operates a robot, comprising:a position command output means that outputs a position command for controlling said motor;
a first subtraction means that calculates and outputs a position deviation, based on said position command and the rotational position calculated based on the output from a rotation detection means for generating a pulse signal every time said motor rotates at a predetermined angle;
a position control means that converts said position deviation to a speed command and outputs it;
a second subtraction means that calculates and outputs a position deviation, based on said speed command and the rotational speed calculated based on the output from said rotation detection means;
a speed control means that converts said speed deviation to a torque command and outputs it;
a limiter that outputs said torque command as is when the level of said torque command is lower than a predetermined limit level or outputs said torque command of said limit level when the level of said torque command exceeds said limit level;
a motor drive means that drives said motor based on said torque command from said limiter; and
a voltage fluctuation detection means that detects voltage fluctuation of a power source which applies voltage to said motor drive means;
wherein said position command output means is configured to, in response to the voltage fluctuation detection means detecting that the voltage of said power source has dropped below a predetermined reference level; vary said position command so as to reduce the rotation speed of said motor; and
wherein said position control means is configured to, in response to the voltage fluctuation detection means detecting that the voltage of said power source has dropped below a predetermined reference level, limit said speed command to be output.

US Pat. No. 10,298,093

TUBULAR MOTOR, CONTROL METHOD FOR BRUSHLESS MOTOR, AND MOTOR EQUIPPED WITH BRAKE

NIDEC SANKYO CORPORATION,...

1. A tubular motor comprising:a tubular case that stretches in a motor shaft direction;
a motor unit provided inside the case; and
a first planetary gear unit placed inside the case at an output side in the motor shaft direction with respect to the motor unit;
wherein, in the motor unit, a concave part, being recessed toward a counter-output side, is formed in an output side end surface of an output side end plate section that supports a rotor, in such a way as to be rotatable, at an output side of the rotor;
in the first planetary gear unit, a planetary carrier comprises a supporting plate that overlaps with planetary gears at an counter-output side in order to support the planetary gears from the counter-output side; and
the first planetary gear unit is immediately adjacent to the output side end plate section at an output side;
wherein, the first planetary gear unit comprises a cylindrical member in which an internal gear is formed on an internal surface, and a counter-output side end section of the cylindrical member contacts the output side end plate section;
wherein, the output side end plate section comprises an inner circumferential ring convex part protruding toward an output side from the output side end surface; and an outer circumferential ring convex part protruding toward an output side from the output side end surface, the outer circumferential ring convex part being positioned at an outer side of the inner circumferential ring convex part in a radial direction; and
a space between the inner circumferential ring convex part and the outer circumferential ring convex part form the concave part;
wherein, at the counter-output side end section of the cylindrical member, a step part is circularly formed, where an inner diameter of a section located at a counter-output side is larger than an inner diameter of a part having the internal gear formed there; and
at the step part, a first part facing a counter-output side contacts the outer circumferential ring convex part from an output side; and at the step part, a second part facing inside in a radial direction contacts the outer circumferential ring convex part from an outside in a radial direction.

US Pat. No. 10,201,078

FLEXIBLE PRINTED CIRCUIT BOARD AND CARD READER

NIDEC SANKYO CORPORATION,...

1. A flexible printed circuit board, comprising:a data signal circuit layer on which a data signal circuit structured to transfer data signals is formed; and
a destruction detection circuit layer on which a destruction detection circuit, structured to detect at least one of a break and a short-circuit of the destruction detection circuit layer, is formed, the destruction detection circuit layer overlapping the data signal circuit layer, wherein
the destruction detection circuit is structured to carry destruction detection signals which are squarewave-shaped digital signals,
the data signal circuit layer comprises a first data signal circuit layer on which the data signal circuit is formed, the data signal circuit comprising a plurality of linear-shaped first pattern wirings arranged parallel to one another, and
the destruction detection circuit comprises a first destruction detection circuit layer comprising second pattern wirings formed by a combination of linear portions orthogonally crossing the first pattern wirings and arcuate portions.

US Pat. No. 10,602,279

LINEAR ACTUATOR

NIDEC SANKYO CORPORATION,...

1. A linear actuator comprising:a movable element comprising a plurality of permanent magnets stacked in a direction of an axis line;
a stationary element comprising a plurality of coils surrounding a circumferential section of the permanent magnets, the plurality of coils being placed along the axis line; and
viscous elastic members inserted between the movable element and the stationary element;
wherein, the plurality of permanent magnets are arranged such that, among adjacent permanent magnets of the plurality of permanent magnets, sides of the adjacent permanent magnets facing each other have a same polarity;
the viscous elastic members are provided at a plurality of locations being separate in the direction of the axis line, in a space sandwiched in a radial direction by the movable element and the stationary element, and
the viscous elastic members are provided in a portion where the movable element and the stationary element face each other in the radial direction perpendicular to the direction in which the movable element reciprocates linearly.

US Pat. No. 10,599,009

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION AND HAVING A ROLLING DRIVE MECHANISM

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function, the optical unit comprising:a movable body comprising:
an optical module structured to hold an optical element;
a swing support mechanism structured to swingably support the optical module between a reference posture where a predetermined axial line and an optical axis are coincided with each other and an inclined posture where the optical axis is inclined with respect to the axial line; and
a holder which holds the optical module through the swing support mechanism;
a fixed body which turnably holds the movable body around the axial line;
a magnetic swing drive mechanism structured to swing the optical module; and
a magnetic rolling drive mechanism structured to turn the movable body around the axial line;
wherein the magnetic rolling drive mechanism comprises:
a rolling drive magnet which is fixed to one of the movable body and the fixed body; and
a rolling drive coil and a magnetic sensor which are fixed to an other of the movable body and the fixed body so as to face the rolling drive magnet;
wherein the rolling drive magnet is polarized and magnetized in a circumferential direction around the axial line; and
wherein power feeding to the rolling drive coil is controlled based on an output from the magnetic sensor so as to set the movable body at a predetermined home position around the axial line.

US Pat. No. 10,502,926

OPTICAL UNIT

NIDEC SANKYO CORPORATION,...

1. An optical unit comprising:a plurality of lenses;
an imaging element which receives light transmitted through the plurality of the lenses;
a circuit board on which the imaging element is mounted;
a holder comprising a tube part which holds the plurality of the lenses on an inner side; and
a base comprising a holder holding part in a tube shape which holds the holder on an inner side and a circuit board holding part which holds the circuit board;
wherein an inner peripheral face of the holder holding part comprises a guide part which determines a first center axial line that is a reference,
an outer peripheral face of the tube part comprises a guided part which determines a second center axial line coincided with an optical axis of the plurality of the lenses,
the guided part is positioned by the guide part so that the first center axial line and the second center axial line are coincided with each other,
the circuit board holding part comprises a positioning part with which the circuit board is abutted from an opposite side to an object side,
at least one of the circuit board holding part and the circuit board comprises a fixed part through which the circuit board is fixed to the circuit board holding part so that a position of the circuit board to the circuit board holding part is capable of being adjusted in a direction perpendicular to the first center axial line,
an inner peripheral face of the holder holding part is formed with a female screw on the opposite side to the object side with respect to the guide part,
an outer peripheral face of the tube part is formed with a male screw meshing with the female screw on the opposite side to the object side with respect to the guided part, and
the plurality of the lenses comprise a cemented lens overlapping with the male screw when viewed in a direction perpendicular to the optical axis.

US Pat. No. 10,489,616

CARD READER AND MAGNETIC SENSOR UNIT

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card comprising an IC chip comprising a contact terminal, the card reader comprising:a card reader main body comprising a card transport path through which the card is transported and a card insertion port configured to insert the card into the card transport path; and
a magnetic sensor unit configured to detect the contact terminal of the IC chip of the card inserted into the card transport path, wherein
the card reader main body comprises a mount unit in which the magnetic sensor unit is detachably mounted,
the mount unit comprises a locked unit,
the magnetic sensor unit comprises a magnetic sensor comprising a sensor surface facing a side of the card transport path and an opposite surface facing an opposite direction of the sensor surface, a sensor holder comprising a locking unit locked into the locked unit and a fixation unit to which the magnetic sensor is fixed, and an adhesive configured to fix the magnetic sensor to the fixation unit, and
the adhesive covers the opposite surface.

US Pat. No. 10,423,003

PHOTOGRAPHING OPTICAL DEVICE

NIDEC SANKYO CORPORATION,...

1. A photographing optical device comprising:a movable module comprising:
a movable body which holds a lens and is movable in an optical axis direction of the lens; and
a holding body structured to movably hold the movable body in the optical axis direction;
a support body structured to swingably hold the movable module;
a lens drive coil which is attached to the movable body;
a shake correction coil which is attached to the support body;
a plurality of drive magnets having a first opposed face which faces the lens drive coil and a second opposed face which faces the shake correction coil, the drive magnets being attached to the holding body; and
a first plate spring which connects the movable module with the support body on the anti-object side; and
wherein when one side in the optical axis direction is an object side and the other side in the optical axis direction is an anti-object side, the holding body comprises:
a first magnet fixing member to which end faces on the object side of the plurality of the drive magnets are fixed; and
a second magnet fixing member to which end faces on the anti-object side of the plurality of the drive magnets are fixed;
wherein the first magnet fixing member and the second magnet fixing member are formed in a frame shape;
wherein the movable body is disposed on inner peripheral sides of the first magnet fixing member and the second magnet fixing member formed in the frame shape;
wherein the support body comprises a case body structuring an outer peripheral face of the support body;
wherein an object side end of the case body is formed with a facing part which faces a part of an end face on the object side of the movable body in the optical axis direction so as to be capable of abutting with the part of the end face on the object side of the movable body;
wherein the second magnet fixing member is formed so as to protrude to an outer peripheral side relative to the drive magnets, an outer peripheral surface of the second magnet fixing member faces the support body, and thereby a swing range of the movable module in a direction perpendicular to the optical axis direction is restricted, wherein the second magnet fixing member is structured to restrict the swing range by abutting the shake correction coil;
wherein second plate springs structured to connect the movable body with the holding body on both end sides of the movable body in the optical axis direction;
wherein the first magnet fixing member and the second magnet fixing member are formed in a substantially quadrangular frame shape when viewed in the optical axis direction;
wherein an outer peripheral face of the movable body is formed in a substantially octagonal shape when viewed in the optical axis direction;
wherein the second plate spring comprises:
a movable body fixed part which is fixed to the movable body;
a holding body fixed part which is fixed to the first magnet fixing member or the second magnet fixing member; and
spring parts which are disposed between four corner portions of the first magnet fixing member or the second magnet fixing member and the movable body and are structured to connect the movable body fixed part with the holding body fixed part;
wherein the first magnet fixing member is provided with four corner parts in a substantially “L”-shape respectively structuring the four corner portions of the first magnet fixing member whose shape when viewed in the optical axis direction is a substantially quadrangular frame shape and for straight side parts in a straight shape connecting the corner parts;
the holding body fixed part of the second plate spring connecting the movable body with the holding body on the object side of the movable body is fixed to a face on the anti-object side of the corner part; and
a face on the object side of the corner part is disposed on the anti-object side relative to a face on the object side of the straight side part, and a face on the anti-object side of the corner part is disposed on the anti-object side relative to a face on the anti-object side of the straight side part.

US Pat. No. 10,404,895

IMAGING DEVICE AND IMAGING METHOD COMPRISING INTENSITY DETECTION OF YELLOW LIGHT, MAGENTA LIGHT AND CYAN LIGHT REFLECTED FROM A SUBJECT

NIDEC SANKYO CORPORATION,...

1. An imaging apparatus for use with a subject, the imaging apparatus comprising:a light source structured to irradiate the subject with a yellow light, a magenta light and a cyan light at a delayed illumination timing; and
a plurality of photodetectors structured to detect the intensity of the light coming from said subject when said yellow light is irradiated, the intensity of the light coming from said subject when said magenta light is irradiated, and the intensity of the light coming from said subject when said cyan light is irradiated.

US Pat. No. 10,402,597

MAGNETIC FIELD GENERATOR, CONTROL METHOD FOR MAGNETIC FIELD GENERATOR, AND MAGNETIC RECORDING MEDIUM PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A magnetic field generator comprising:a magnetic field generation part comprising a resonance part comprising an inductor and a capacitor connected with each other and which is structured so that an AC current is flowed between the inductor and the capacitor by charging electric charge to the capacitor and discharging the electric charge to generate a magnetic field by a resonance;
a current direction monitoring section structured to monitor a direction of a current flowing through the inductor of the magnetic field generation part; and
a judging section structured to control a timing for charging in the magnetic field generation part depending on the direction of the current flowing through the inductor which is obtained by monitoring of the current direction monitoring section.

US Pat. No. 10,332,548

MAGNETIC RECORDING MEDIUM PROCESSING DEVICE AND METHOD OF GENERATING INTERFERENCE FIELD

NIDEC SANKYO CORPORATION,...

1. A magnetic recording medium processing device, comprising:a magnetic recording medium insertion slot;
a medium pathway connected to said magnetic recording medium insertion slot;
a magnetic head arranged to face said medium pathway; and
an interference magnetic field generating device structured to generate interference magnetic fields outside said magnetic recording medium insertion slot;
wherein said interference magnetic field generating device comprises:
a coil,
a capacitor,
a first power line,
a second power line to which a voltage different from that to said first power line is applied, multiple switches structured to switch the connections between said first power line and said second power line of said coil and said capacitor, and
a switch control unit structured to control said multiple switches to first implement a first interference magnetic field generating mode for which said coil and said capacitor are electrically connected in series between said first power line and said second power line and then to implement a second interference magnetic field generating mode for which said coil is oscillated by the charge stored in said capacitor during said first interference magnetic field generating mode;
wherein said multiple switches comprises:
a first switch provided between a first connection node, to which one end of said coil and one end of said capacitor are connected, and said second power line,
a second switch provided between either the other end of said coil or the other end of said capacitor and said first power line,
a third switch provided between either the other end of said coil or the other end of said capacitor and said second power line, and
a fourth switch provided between another of either said other end of said coil or said other end of said capacitor and said second power line, and
said switch control unit is structured to turn said first switch, said second switch and said fourth switch on and said third switch off to implement said first interference magnetic field generating mode, and turn said third switch and said fourth switch on and said first switch and said second switch off to implement said second interference magnetic field generating mode.

US Pat. No. 10,291,084

STATOR AND MANUFACTURING METHOD THEREFOR

NIDEC SANKYO CORPORATION,...

1. A stator, comprising:a coil;
an insulation member; and
a stator core provided with a plurality of salient pole parts around each of which the coil is wound through the insulation member;
wherein the stator core is provided with an outer peripheral ring part formed in a ring shape and the plurality of the salient pole parts which are protruded from the outer peripheral ring part toward an inner side in a radial direction of the stator and are disposed at a constant interval in a circumferential direction of the stator;
wherein the outer peripheral ring part is structured of outer peripheral parts having the same number as that of the plurality of the salient pole parts;
wherein the outer peripheral parts are arranged in the circumferential direction and a center in the circumferential direction of each of the outer peripheral parts is connected with the salient pole part;
wherein a joint is formed at one position of boundaries in the circumferential direction of the outer peripheral parts;
wherein remaining positions of the boundaries in the circumferential direction of the outer peripheral parts except the joint are formed with connecting parts which connect outer side ends in the radial direction of the outer peripheral parts with each other;
wherein when the outer peripheral parts disposed on both sides of the joint are referred to as first outer peripheral parts, an outer side face in the radial direction of the first outer peripheral part is formed with a recessed part which is recessed toward an inner side in the radial direction; and
wherein the recessed part is formed between the salient pole part connected with the first outer peripheral part and the joint in the circumferential direction;
wherein an outer side face in the radial direction at least of the outer peripheral part except the first outer peripheral part is formed with a second recessed part which is recessed toward an inner side in the radial direction;
wherein the second recessed part is formed at a center position in the circumferential direction of the outer peripheral part as an engaging part which is capable of being pressed toward the inner side in the radial direction; and
wherein a side face of the recessed part which is formed on an outer side in the radial direction of the first outer peripheral part is formed in a curved face as an engaging part which is capable of being pressed toward an inner side in the radial direction.

US Pat. No. 10,288,339

GEARED MOTOR, MANUFACTURING METHOD THEREFOR AND DAMPER DEVICE

NIDEC SANKYO CORPORATION,...

1. A geared motor, wherein directions perpendicular to each other are referred to as an “X” direction and a “Y” direction, and a direction perpendicular to the “X” direction and the “Y” direction is referred to as a “Z” direction, the geared motor comprising:a case, which is a bottomed case, comprising a case body part which opens toward one side in the “X” direction, and a bottom plate part located on the other side in the “X” direction with respect to the case body part;
a cover which covers an opening of the case body part of the case on the one side in the “X” direction;
a motor which is disposed inside the case;
a plurality of motor lead wires having flexibility which are connected with the motor; and
a gear train disposed in the case on one side in the “Y” direction with respect to the motor in a manner that turning center axial lines of gears included in the gear train are directed in the “X” direction;
wherein the case comprises a motor lead wire passage whose depth direction is the “X” direction and which is extended in the “Y” direction so as to pass a position interposed in the “Z” direction between the turning center axial lines of the gears included in the gear train and the case body part; and
wherein the plurality of the motor lead wires are extended from the other side to the one side in the “Y” direction through the motor lead wire passage in a state that at least parts of the plurality of the motor lead wires are bent in the motor lead wire passage from a connecting position of the motor lead wires and the motor so as to be located on a side of the bottom plate part,
wherein parts of the plurality of the motor lead wires are overlapped with one of the gears on the other side in the “X” direction in the motor lead wire passage when viewed in the “X” direction,
wherein each of the motor lead wires comprises:
a first portion which is extended from the connecting position;
a second portion which is bent from an end part of the first portion to the other side in the “X” direction and is extended in the motor lead wire passage;
a third portion which is bent from an end part on the other side in the “X” direction of the second portion to the one side in the “Y” direction and is extended in the motor lead wire passage;
a fourth portion which is bent from an end part on the one side in the “Y” direction of the third portion to the one side in the “X” direction and is extended in the motor lead wire passage; and
a fifth portion which is extended from an end part on the one side in the “X” direction of the fourth portion, and
at least a part of the third portion is overlapped with the one of the gears on the other side in the “X” direction when viewed in the “X” direction.

US Pat. No. 10,252,295

LINEAR ACTUATOR

NIDEC SANKYO CORPORATION,...

1. A linear actuator comprising:a movable element comprising a cylindrical permanent magnet;
a stationary element comprising a coil bobbin that surrounds the permanent magnet at an outside in a radial direction;
a spring member connected to the movable element and the coil bobbin, and supporting the movable element to be movable in an axial direction in relation to the coil bobbin;
a coil wound around the coil bobbin, for configuring a magnetic drive mechanism together with the permanent magnet, the magnetic drive mechanism being structured to drive the movable element in the axial direction; and
a gel damper member being sandwiched between the stationary element and the movable element in the axial direction.

US Pat. No. 10,226,863

INDUSTRIAL ROBOT

NIDEC SANKYO CORPORATION,...

1. A method for returning an industrial robot to an original position, comprising:providing a manufacturing system comprising a transfer chamber, a plurality of process chambers connected to the transfer chamber, and the industrial robot, the industrial robot comprising:
a plurality of arm units, the plurality of arm units being rotatably linked to each other;
a hand rotatably linked to an end arm of the plurality of arm units;
a plurality of arm-driving motors for rotating the plurality of arm units; and
a hand-driving motor for rotating the hand;
in response to the industrial robot stopping and losing its coordinates, observing coordinates of a center of rotation of the hand with respect to the end arm and setting coordinates of a temporary current position of the industrial robot which has stopped with its coordinates lost by inputting the coordinates of the center of rotation of the hand with respect to the end arm into a portable teaching operation terminal connected to the industrial robot;
controlling the plurality of arm-driving motors and hand-driving motor to move the industrial robot to a predetermined position, the predetermined position being a position where the hand is removed from plurality of process chambers; and
controlling the plurality of arm-driving motors and hand-driving motor to move the industrial robot to the original position from the predetermined position.

US Pat. No. 10,145,048

CLUTCH DEVICE AND WASHING MACHINE

NIDEC SANKYO CORPORATION,...

1. A clutch device structured to connect and disconnect transmission of a rotation drive force from a motor to a washing tub, the clutch device comprising:a first rotor body to which the rotation drive force of the motor is transmitted;
a second rotor body which is engageable with the first rotor body;
a clutch drive motor which is connected with a first drive line and a second drive line and is structured to be rotated by electric power supplied through the first drive line and the second drive line;
a clutch mechanism which is driven by the clutch drive motor to perform switching between a connecting state where the rotation drive force is transmitted from the first rotor body to the second rotor body and a disconnecting state where the connecting state is released;
a first switch which is switched from an “ON” state to an “OFF” state when switched from the connecting state to the disconnecting state, the first switch comprising first and second contact point electrodes;
a second switch which is switched from an “ON” state to an “OFF” state when switched from the disconnecting state to the connecting state, the second switch comprising first and second contact point electrodes;
a first terminal which is electrically connected with the first contact point electrode of the first switch;
a second terminal which is electrically connected with the first drive line;
a third terminal which is electrically connected with the first contact point electrode of the second switch; and
a fourth terminal which is electrically connected with the second drive line;
wherein the second contact point electrode of the first switch and the second contact point electrode of the second switch are electrically connected with the second drive line.

US Pat. No. 10,599,892

METHOD FOR CONTROL OF CARD READER

NIDEC SANKYO CORPORATION,...

1. A method for control of a card reader that presses an IC contact block against a card by using a solenoid to communicate with the card, the method comprising:an IC contact holding step of continuously energizing the solenoid to press the IC contact block against the card;
a holding voltage lowering step of performing a chopper control to repeatedly turn on and off energization to the solenoid and keeping a state in which the IC contact block is pressed against the card; and
a duty cycle setting step of storing a duty cycle used for the chopper control in a storage unit, wherein,
in the duty cycle setting step,
the chopper control is performed in a plurality of duty cycles, and whether the IC contact block is held in a contact position in which the IC contact block is capable of being in contact with the card is determined regarding each of the plurality of duty cycles, and
a smallest duty cycle in which the IC contact block is held in the contact position, among the plurality of duty cycles, is stored in the storage unit.

US Pat. No. 10,598,953

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION AND HAVING A ROLLING SUPPORT MECHANISM

NIDEC SANKYO CORPORATION,...

1. An optical unit comprising:an optical module comprising an optical element;
a swinging magnetic-drive mechanism structured to swing the optical module around an axis intersecting an optical axis;
a rolling support mechanism structured to rotatably support the optical module around the optical axis;
a fixed body structured to support the rolling support mechanism; and
a rolling magnetic-drive mechanism structured to rotate the optical module around the optical axis,
wherein
the rolling support mechanism comprises a subject-side rotary bearing part disposed on a subject side of the optical module and an image-side rotary bearing part disposed on an image side of the optical module.

US Pat. No. 10,534,158

WIDE ANGLE LENS

NIDEC SANKYO CORPORATION,...

1. A wide angle lens comprising a first lens, a second lens, a third lens, a fourth lens, a diaphragm, a fifth lens, a sixth lens and a seventh lens which are disposed in order from an object side, whereinthe first lens is a negative meniscus lens whose convex surface is directed to the object side;
the second lens is a negative meniscus lens whose convex surface is directed to the object side;
the third lens is a negative meniscus lens whose concave surface is directed to the object side;
the fourth lens is a positive lens whose convex surfaces are directed to the object side and an image side;
the fifth lens is a positive lens whose convex surfaces are directed to the object side and the image side;
the sixth lens is a negative lens whose concave surface is directed to the image side;
the seventh lens is a positive lens whose convex surfaces are directed to the object side and the image side;
the fifth lens is a glass lens;
the second lens, the third lens, the fourth lens, the sixth lens and the seventh lens are plastic lenses;
the sixth lens and the seventh lens constitute a cemented lens which is constituted so that an image side face of the sixth lens and an object side face of the seventh lens are joined to each other with an adhesive; and
when a center curvature radius on an image side face of the fifth lens is R52 and a focal length of an entire wide angle lens is f0, the center curvature radius R52 and the focal length f0 satisfy the following conditional expression:
2×f0?|R52|?5×f0
wherein when a center curvature radius on an object side face of the fifth lens is R51, the center curvature radii R51 and R52 satisfy the following conditional expression:
|R51|?|R52|
wherein when a center thickness of the seventh lens is T7 and a peripheral thickness of a light effective area on an object side face of the seventh lens is C7, the center thickness T7 and the peripheral thickness C7 satisfy the following conditional expression:
2?(T7/C7)?3.

US Pat. No. 10,528,771

CARD READER AND METHOD FOR CONTROLLING CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a contact type IC card comprising an IC chip having an external connection terminal,the card reader comprising:
a card passage where the IC card is passed;
an IC contact block comprising a plurality of IC contact springs structured to contact with the external connection terminal of the IC card;
a card insertion detection mechanism structured to detect that the IC card has been inserted to a contact position where the external connection terminal is contacted with the IC contact springs;
a lock member structured to move between a pulling-out prevention position and a pulling-out feasible position;
a lock member drive mechanism structured to move the lock member between the pulling-out prevention position and the pulling-out feasible position;
a lock member detection mechanism structured to move that the lock member is located at the pulling-out prevention position; and
a control unit structured to control the card reader,
wherein
an inserting direction-side end of the IC card is referred to as a front end, and a pulling-out direction-side end of the IC card is referred to as a rear end,
the lock member comprises with a pulling-out prevention part with which the rear end of the IC card is contacted when the lock member is located at the pulling-out prevention position,
a distance in a moving direction of the IC card between the front end of the IC card at the time when the card insertion detection mechanism starts to detect that the IC card has been inserted to the contact position and the pulling-out prevention part at the time when the lock member is located at the pulling-out prevention position is shorter than a length of the IC card in the moving direction of the IC card, and
the control unit is structured to detect that insertion of the IC card has been completed when the card insertion detection mechanism detects that the IC card has been inserted to the contact position and the lock member detection mechanism detects that the lock member is located at the pulling-out prevention position.

US Pat. No. 10,523,137

WIRE CONNECTING STRUCTURE AND WIRE CONNECTING METHOD OF THREE-PHASE MOTOR, AND THREE-PHASE MOTOR

NIDEC SANKYO CORPORATION,...

1. A wire connecting structure, which is the wire connecting structure of coils wound to each salient-pole in a three-phase motor having respective salient-pole of a first phase, a second phase and a third phase, whereinthe coils of the salient-poles belonging to any two phases among the first phase, the second phase and the third phase are formed by a first conducting wire, wherein the first conducting wire is a single continuous wire, and
the coil of the salient-pole belonging to a rest one phase among the first phase, the second phase and the third phase is formed by a second conducting wire, wherein the second conducting wire is another single continuous wire,
wherein the coils of the salient-poles formed by the first conducting wire comprise a coil of a first salient-pole, a coil of a second salient-pole, a coil of a third salient-pole and a coil of a fourth salient-pole, wherein the first conducting wire is sequentially wound around the first salient-pole, the second salient-pole, the third salient-pole and the fourth salient-pole, and the coils of the salient-poles are disposed in a circumferential direction with equal intervals in a sequence of the first salient-pole, the third salient-pole, the second salient-pole and the fourth salient-pole.

US Pat. No. 10,503,050

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION WITH MAGNETIC ROLLING DRIVE MECHANISM

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function, the optical unit comprising:an optical module structured to hold an optical element;
a swing support mechanism structured to swingably support the optical module between a reference posture where a predetermined axial line and an optical axis are coincided with each other and an inclined posture where the optical axis is inclined with respect to the axial line;
a holder structured to hold the optical module through the swing support mechanism;
a turnable support mechanism structured to turnably support the holder around the axial line;
a fixed body structured to support the holder through the turnable support mechanism;
a magnetic swing drive mechanism structured to swing the optical module; and
a magnetic rolling drive mechanism structured to turn the holder;
wherein the magnetic swing drive mechanism comprises:
a swing drive magnet which is fixed to one of the optical module and the fixed body; and
a swing drive coil which is fixed to an other of the optical module and the fixed body so as to face the swing drive magnet; and
wherein the magnetic rolling drive mechanism comprises:
a rolling drive magnet which is fixed to one of the holder and the fixed body; and
a rolling drive coil which is disposed on an other of the holder and the fixed body so as to face the rolling drive magnet;
wherein the turnable support mechanism comprises a turnable bearing structured to support the holder on an object side with respect to the swing support mechanism;whereinthe magnetic swing drive mechanism comprises a first magnetic swing drive mechanism and a second magnetic swing drive mechanism respectively structured to swing the optical module,
when two directions perpendicular to the axial line and intersecting each other are referred to as a first direction and a second direction, the swing support mechanism swingably supports the optical module around a first axial line along the first direction and around a second axial line along the second direction,
the rolling drive magnet and the rolling drive coil face each other in at least one of the first direction and the second direction, and
the magnetic rolling drive mechanism is disposed between the first magnetic swing drive mechanism and the second magnetic swing drive mechanism around the axial line;
wherein the first magnetic swing drive mechanism comprises a first swing drive coil fixed to the optical module and a first swing drive magnet fixed to the fixed body
wherein the second magnetic swing drive mechanism comprises a second swing drive coil fixed to the optical module and a second swing drive magnet fixed to the fixed body, and
wherein the rolling drive coil is fixed to the holder and the rolling drive magnet is fixed to the fixed body;
wherein the optical module comprises a lens barrel which holds the optical element,
wherein the swing support mechanism comprises:
a frame body which surrounds the lens barrel around the axial line;
an optical module side support part structured to swingably support the frame body on a side of the optical module; and
a holder side support part structured to swingably support the frame body on a side of the holder,
wherein the optical module side support part and the holder side support part are located between the first magnetic swing drive mechanism and the second magnetic swing drive mechanisms around the axial line;
wherein the frame body structuring the swing support mechanism is a gimbal spring comprising a frame part and supporting point parts provided in the frame part at four positions around the optical axis;
wherein the supporting point part comprises a convex face in a hemispheric shape;
wherein the optical module side support part and the holder side support part respectively comprise a contact point part formed of a recessed part in a hemispheric shape; and
wherein the optical module side support part is swingably supported by the holder side support part by contacting the convex face in the hemispheric shape of the supporting point part with the contact point part formed in the recessed part in the hemispheric shape.

US Pat. No. 10,477,059

INFORMATION READING DEVICE

NIDEC SANKYO CORPORATION,...

1. An information reading device that optically reads information recorded on an information recording medium, the information reading device comprising:a transparent placement member on which the information recording medium is placed;
a first illumination light structured to irradiate a light onto a lower surface of the information recording medium placed on the placement member;
a second illumination light structured to irradiate a light onto an upper surface of the information recording medium placed on the placement member;
a first optical system structured to read information recorded on the lower surface of the information recording medium placed on the placement member;
a second optical system structured to read information recorded on the upper surface of the information recording medium placed on the placement member; and
a cover member having an upper surface portion disposed above the information recording medium placed on the placement member, side surface portions that are connected to both left and right end sides of the upper surface portion, and a far surface portion that is connected to a far end side of the upper surface portion,
when an insertion direction side of the information recording medium into the information reading device is a far side, a removal direction side of the information recording medium from the information reading device is a front side, an insertion-removal direction of the information recording medium with respect to the information reading device is a front-rear direction, and a direction orthogonal to an up-down direction and the front-rear direction is a left-right direction,
wherein the second optical system comprises a reflection mirror that is disposed above the upper surface portion and to which light reflected by the upper surface of the information recording medium is incident,
lower ends of the side surface portions and a lower end of the far surface portion are in contact with the upper surface of the placement member,
a box shaped medium disposition part that is open on the front side, and within which at least a portion of the information recording medium is disposed, is formed by the placement member and the cover member,
the upper surface portion and the side surface portions are transparent,
the second illumination light is disposed on both outer sides of the medium disposition part in the left-right direction, and
light emitted from the second illumination light and transmitted through the side surface portions is irradiated onto the upper surface of the information recording medium placed on the placement member.

US Pat. No. 10,458,413

PUMPING APPARATUS

NIDEC SANKYO CORPORATION,...

1. A pumping apparatus, comprising: an impeller; a rotor, installed with the impeller and having a driving magnet; a stator, formed in a tubular shape and disposed on an outer circumference side of the rotor, and having a driving coil; a pump chamber, disposed with the impeller and the rotor, and allowing a fluid to pass through; a partition wall member, disposed between the stator and the pump chamber, and preventing the fluid in the pump chamber from flowing into a position where the stator is disposed; a circuit board, disposed outside the pump chamber, and secured on the partition wall member; and a resin sealing member made by a resin, covering the stator and the circuit board, andthe stator comprising: an insulation member; a stator core, having a plurality of salient poles, wherein the driving coil is wound on the plurality of salient poles through the insulation member; and a plurality of terminal pins, electrically connected to an end portion of the driving coil, and disposed in parallel to an axial direction of the stator formed in the tubular shape,
wherein the stator has a first side and a second side opposite to the first side, one direction of the axial direction is set as a first direction and an opposite direction of the first direction is set as a second direction, the first side of the stator that faces the first direction is set as a first direction side and the second side of the stator that faces the second direction is set as a second direction side,
the circuit board is secured on a portion of the partition wall member on the first direction side and disposed closer to the first direction side than the stator core and the insulation member,
a portion of the terminal pin on the first direction side is secured to the circuit board,
a portion of the terminal pin on the second direction side is secured to the insulation member,
a first contact surface facing the first direction side is formed on the insulation member,
a second contact surface is formed on the partition wall member, the second contact surface faces the second direction side, and the first contact surface is in contact with the second contact surface to restrict a movement of the stator in the first direction,
wherein a third contact surface facing the second direction side is formed on the insulation member,
a fourth contact surface is formed on the partition wall member, the fourth contact surface faces the first direction side, and the third contact surface is in contact with the fourth contact surface to restrict a movement of the stator in the second direction,
the stator core comprises an outer circumference ring formed in a ring shape and a plurality of the salient poles protruding from the outer circumference ring to an inner side of a radial direction of the stator,
the third contact surface is formed on an axial covering portion, and the axial covering portion covers a part of the outer circumference ring in a circumferential direction of the stator from the second direction side,
the partition wall member comprises a cylindrical portion disposed between the rotor and the stator, a bottom for sealing an end of the cylindrical portion in the first direction, and a flange portion expended from an end of the cylindrical portion in the second direction to an outer side of the stator in the radial direction,
wherein the first contact surface is formed on the axial covering portion, and
the second contact surface and the fourth contact surface are formed on the flange portion.

US Pat. No. 10,411,575

LINEAR ACTUATOR

NIDEC SANKYO CORPORATION,...

1. A linear actuator comprising: a stator; a movable element; a spring member connected to the movable element and the stator, and structured to support the movable element in such a way as to be movable with respect to the stator in a direction of an axis line: a magnetic drive mechanism structured to drive the movable element in the direction of the axis line; and a gel damper member placed position on a center line of the movable element or one of a group of positions surrounding the center line, between the stator and the movable element; wherein the gel damper member is adhered and fixed to both the movable element and the stator, wherein, the stator comprises a supporting shaft that stretches on the center line; the movable element comprises a shaft hole, which stretches on the center line, and inside which the supporting shaft is placed; and the gel damper member is cylindrically placed between an outer circumferential surface of the supporting shaft and an inner circumferential surface of the shaft hole.

US Pat. No. 10,402,705

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a card holder structured to hold the card;
a main body frame which holds the card holder movable between an insertion waiting position and an insertion completion position; and
a card ejection mechanism structured to move the card holder to the insertion waiting position;
wherein the card ejection mechanism comprises:
a connection arm which connects the main body frame with the card holder;
a solenoid structured to bend the connection arm; and
an arm urging member structured to urge the connection arm;
wherein the connection arm comprises a first arm having a first end connected with the main body frame and a second arm having a first end connected with the card holder, and a second end of the first arm and a second end of the second arm are turnably connected;
wherein the solenoid is structured to directly or indirectly push the connection arm when the solenoid is switched from an energized state to a non-energized state and changes the connection arm from an extended posture in a straight line shape corresponding to the insertion completion position to an intermediate posture which is a halfway state changing to a bent posture in a bent shape corresponded to the insertion waiting position;
wherein the connection arm in the extended posture is restricted from bending to an opposite side to a side of the bent posture; and
wherein the arm urging member applies an urging force to the connection arm so that the connection arm is bent to the side of the bent posture in a state that the connection arm is in the intermediate posture and, in a state that the connection arm is in the extended posture, the arm urging member applies an urging force to the connection arm so that the connection arm is bent to an opposite side to the side of the bent posture.

US Pat. No. 10,353,216

OPTICAL UNIT WITH SHAKE CORRECTION FUNCTION AND ITS MANUFACTURING METHOD

NIDEC SANKYO CORPORATION,...

1. An optical unit with a shake correction function comprising:a movable body comprising an optical element;
a fixed body which swingably supports the movable body around a first axial line intersecting an optical axis direction and swingably supports the movable body around a second axial line intersecting the optical axis direction and the first axial line through a gimbal mechanism; and
a drive mechanism, which is a magnetic drive mechanism comprising a coil and a magnet provided so as to face each other between the movable body and the fixed body, structured to magnetically drive the movable body around the first axial line and the second axial line;
wherein the gimbal mechanism comprises:
a movable frame;
two first swing support points which are provided between the movable frame and the fixed body at two positions separated from each other in a direction of the first axial line; and
two second swing support points which are provided between the movable frame and the movable body at two positions separated from each other in a direction of the second axial line;
wherein at least one swing support point of the two first swing support points and the two second swing support points comprises:
a contact spring in a plate spring shape comprising a movable plate part with which the movable frame is abutted, and a fixed plate part which is bent back from an end part of the movable plate part to an opposite side to the movable frame; and
a fixing member which fixes the movable plate part to the fixed plate part;
wherein the fixing member is either an adhesive applied between the fixed plate part and the movable plate part or a plate-shaped member which is connected with the fixed plate part and the movable plate part on an open end side of the contact spring.

US Pat. No. 10,242,297

CARD READER

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card, the card reader comprising:a main body frame comprising a card passage where at least one end of a card is passed; and
a bezel comprising a card insertion port in communication with the card passage and attached to a front end side portion of the main body frame so as to cover the front end side portion of the main body frame;
wherein in a case that a width direction of the card perpendicular to an inserting direction of the card to the card insertion port and a thickness direction of the card inserted into the card insertion port is referred to as a first direction, and that a portion of the main body frame which is covered by the bezel is referred to as a frame front end part,
the bezel comprises width direction cover parts respectively covering both sides in the first direction of the frame front end part;
both ends in the first direction of the frame front end part are opened; and
the frame front end part is structured so that side faces in the first direction of the card passage are structured by the width direction cover parts;
wherein in a case that one side in the first direction is referred to as a second direction side and the other side in the first direction is referred to as a third direction side,
the frame front end part comprises a third frame front end part disposed on the second direction side and a fourth frame front end part disposed on the third direction side,
a cut-out part which is cut out from a front end of the card reader toward a rear side is provided between the third frame front end part and the fourth frame front end part in the first direction, and
the bezel comprises, as the width direction cover parts, a first width direction cover part which covers an opening part at an end on the second direction side of the third frame front end part and a second width direction cover part which covers an opening part at an end on the third direction side of the fourth frame front end part;hereinthe bezel comprises:
first thickness direction cover parts which respectively cover both sides of the third frame front end part in the thickness direction of the card and respectively contact with both ends of the third frame front end part in the thickness direction of the card; and
second thickness direction cover parts which respectively cover both sides of the fourth frame front end part in the thickness direction of the card and respectively contact with both ends of the fourth frame front end part in the thickness direction of the card,
the third frame front end part comprises a fifth frame front end part disposed on one side in the thickness direction of the card and a sixth frame front end part disposed on the other side in the thickness direction of the card,
the fourth frame front end part comprises a seventh frame front end part disposed on one side in the thickness direction of the card and an eighth frame front end part disposed on the other side in the thickness direction of the card,
a space between the fifth frame front end part and the sixth frame front end part in the thickness direction of the card is a part of the card passage,
a space between the seventh frame front end part and the eighth flame front end part in the thickness direction of the card is a part of the card passage,
the first width direction cover part comprises a first protruded part which is protruded toward the third direction side and is disposed between the fifth frame front end part and the sixth frame front end part in the thickness direction of the card and is contacted with the fifth frame front end part and the sixth frame front end part, and
the second width direction cover part comprises a second protruded part which is protruded toward the second direction side and is disposed between the seventh frame front end part and the eighth frame front end part in the thickness direction of the card and is contacted with the seventh frame front end part and the eighth frame front end part.

US Pat. No. 10,211,079

WORKPIECE TRANSFER SYSTEM

NIDEC SANKYO CORPORATION,...

1. A workpiece transfer system for use with a workpiece and a plurality of process modules structured to perform a predetermined processing on the workpiece, the workpiece transfer system comprising:a plurality of robots placed in front of the plurality of process modules, each robot of the plurality of robots bringing the workpiece into one of the plurality of process modules and taking the workpiece out of the process module;
a workpiece storage unit for storing the workpiece to be brought into the process module and the workpiece taken out of the process module; and
a transfer mechanism for transferring the workpiece storage unit in a direction almost perpendicular to a direction of bringing in and taking out the workpiece for the process module,
wherein the plurality of robots is laid out in the transfer direction of the workpiece storage unit,
wherein the workpiece storage unit is structured to store a plurality of said workpieces,
wherein the plurality of process modules comprises a first group placed so as to be stacked in a vertical direction, and a second group of process modules placed so as to be stacked in a vertical direction, wherein a predetermined space is provided between the first group and the second group;
wherein each of the robots comprises:
an end effector on which the workpiece is mounted, and
a lifting mechanism for lifting up and down the end effector; and
wherein the workpiece storage unit is placed between the process module and the robot, in the direction of bringing in and taking out the workpiece for the process module.

US Pat. No. 10,685,266

CARD READER AND FOREIGN MATTER DETECTION METHOD THEREOF

NIDEC SANKYO CORPORATION,...

1. A card reader for use with a card having a magnetic stripe, the card reader comprising:a card insertion port;
a card passage through which the card inserted from the card insertion port passes, the card passage being connected to the card insertion port;
a magnetic head configured to perform at least one of: recording magnetic data to the magnetic stripe of the card; and reading magnetic data from the magnetic stripe of the card;
a capacitive sensor provided in contact with the card passage;
a movable structure structured such that a distance between the movable structure and the capacitive sensor is variable; and
a drive and detection circuit,
wherein
the capacitive sensor comprises a plurality of regions, each of the plurality of regions being structured to detect a capacitance, and a switch circuit configured to electrically connect and disconnect each region of the plurality of regions,
the plurality of regions comprises a first region arranged in a position and a second region, the first region being arranged in a position less susceptible to an influence of a movement of the movable structure than a position of the second region,
the card reader further comprises a control circuit configured to control the switch circuit and detect a foreign matter based on an output from the drive and detection circuit,
the control circuit unceasingly connects the first region to the drive and detection circuit to detect a foreign matter, and is configured to:
if there is a response in the first region while the second region is electrically disconnected from the first region, detect the foreign matter, based on a detection amount in the drive and detection circuit by using a first threshold value,
if there is no response in the first region while the second region is electrically disconnected from the first region, electrically connect the second region to the first region to detect the foreign matter, based on the detection amount in the drive and detection circuit, by using a second threshold value, and thereafter, electrically disconnect the second region from the first region, and
when not able to determine that the foreign matter is detected by the first threshold value, electrically connect the second region to the first region to detect the foreign matter, based on the detection amount in the drive and detection circuit, by using a third threshold value, and thereafter, electrically disconnect the second region from the first region, and
the third threshold value is smaller than the second threshold value.

US Pat. No. 10,682,867

CARD PROCESSING DEVICE

NIDEC SANKYO CORPORATION,...

1. A card processing device for use with a card, the card processing device comprising:a card reader unit structured to perform at least one of reading of data recorded on the card and recording of data on the card; and
a print unit comprising:
an ink ribbon cartridge;
a thermal head structured to print on the card; and
a cover member that covers at least the ink ribbon cartridge from above, wherein
the ink ribbon cartridge comprises a supply roll on which an ink ribbon is wound, and a take-up roll on which the ink ribbon supplied from the supply roll is wound,
the thermal head is structured to heat the ink ribbon and transfer ink of the ink ribbon to print on the card,
the card reader unit is disposed on a front side of the thermal head in a front-rear direction, and at least a part of the card reader unit is disposed on a lower side of the supply roll or the take-up roll in an up-down direction,
the cover member is structured to pivot between a cover closed position at which the cover member covers the ink ribbon cartridge from above and a cover open position at which the ink ribbon cartridge is exposed, the cover member pivoting with a left-right direction orthogonal to an up-down direction and a front-rear direction being a pivotal axis direction and with the rear end side of the card processing device or the front end side of the card processing device as a pivotal center,
a conveyance path along which the card is conveyed is provided inside the card reader unit and the print unit,
a part of the conveyance path provided inside the card reader unit is a first conveyance path,
the card reader unit comprises an upper frame that forms an upper surface of the first conveyance path, and
the upper frame is structured to pivot between a frame closed position at which the upper frame forms the first conveyance path and a frame open position at which an upper surface and a lower surface of the first conveyance path are exposed, the upper frame pivoting with a left-right direction being a pivotal axis direction and with the front end side of the card processing device as a pivotal center.