US Pat. No. 10,770,960

PERMANENT MAGNET ASSISTED SYNCHRONOUS RELUCTANCE MOTOR FOR INCREASING MINIMUM ELECTROMAGNETIC TORQUE

Green Refrigeration Equip...

1. A permanent magnet assisted synchronous reluctance motor for increasing minimum electromagnetic torque, comprising a stator and a rotor; said stator comprises a stator iron core and windings; wherein,the rotor comprises a rotor iron core and permanent magnets; in a radial direction of the rotor, each magnetic pole of the rotor iron core is provided with multiple layers of arc-shaped permanent magnet grooves; a q-axis magnetic flux path is formed between two neighboring magnetic poles or between each two neighboring inner and outer layers of adjacent permanent magnet grooves; the permanent magnets are disposed in the permanent magnet grooves;
two neighboring magnetic poles of the rotor are respectively a first magnetic pole and a second magnetic pole, the first and second magnetic poles have opposite polarities; an outer endpoint of a permanent magnet arranged in the first magnetic pole is a first outer endpoint, said first outer endpoint is farther from the q-axis; an outer endpoint of a permanent magnet arranged in the second magnetic pole is a second outer endpoint, said second outer endpoint is farther from the q-axis; an included angle A between the first outer endpoint and the second outer endpoint with respect to a center of the rotor is less than an electrical angle of 80 degrees; wherein number of stator slots is N; number of pairs of rotor poles is P; number of rotor poles is 2P, wherein 2P is 2 multiplied by P; number of phases of windings is m; and number of stator slots per pole per phase (N/2P/m) is an integer;
one endpoint of the q-axis magnetic flux path directly faces a center of a stator tooth, and another endpoint of the q-axis magnetic flux path directly faces a center of a slot opening of one of the stator slots, and the slot opening is provided in a radial direction of the stator slot.

US Pat. No. 10,770,959

POLE PIECE FOR A TORQUE MOTOR

HAMILTON SUNSTRAND CORPOR...

1. A pole-piece for a torque motor, the pole-piece comprising:a first section; and
a second section, formed separate from the first section;
wherein the first section is held in position with respect to the second section using one or more rigid members; and
wherein one or more abutment surfaces of the first section are configured to abut one or more abutment surfaces of the second section when the first section is held in position with respect to the second section using the one or more rigid members, and the abutment surfaces form one or more lines of abutment in an outer surface of the pole piece, wherein each rigid member extends through a line of abutment.

US Pat. No. 10,770,958

ELECTRICAL MACHINE

Rolls-Royce plc, London ...

1. A synchronous electrical machine including:a stator having a circumferential row of teeth carrying stator windings;
a coaxial rotor having a circumferential row of poles carrying field windings;
wherein each pole has first and second side flanks and a tip surface which extends continuously there between to form an air gap to the teeth of the stator, on a transverse cross-section through the machine, one of the side flanks forming a leading edge of the pole, and the other side flank forming an opposite, trailing edge of the pole;
wherein each pole carries a row of permanent magnets which extends across the tip surface from one of the side flanks to the other side flank, the permanent magnets compensating for armature magnetic reaction; and
wherein the radial thickness of the permanent magnets increases smoothly with progressive distance across the tip surface from one of the side flanks to the other side flank.

US Pat. No. 10,770,957

METHOD FOR PRODUCING A SHORT CIRCUIT ROTOR AND SHORT CIRCUIT ROTOR

AUDI AG, Ingolstadt (DE)...

1. A method for producing a short circuit rotor, comprising:providing a laminated rotor core with through openings for shorting bars of a squirrel cage as well as providing the shorting bars,
inserting the shorting bars into the through openings such that an axial overhang remains on both sides,
placing a main disk with through openings on both sides for the shorting bars, whose axial length corresponds to the overhang, as well as a continuous edge disk immediately adjacent to the main disk and the ends of the shorting bars, wherein the main disk and the edge disk form a shorting ring of the squirrel cage,
welding the main disk and the edge disk by means of radially encircling electron beam welding,
wherein the short circuit rotor is axially compressed prior to the welding of the main disk and the edge disk so that the ends of the shorting bars lie against the edge disk with material bonding, and
wherein the electron beam welding extends to a connecting of the shorting bars to the edge disk.

US Pat. No. 10,770,956

ELECTRIC MACHINE

Robert Bosch GmbH, Stutt...

1. An electric asynchronous machine (1), comprising:a cylindrical stator (2) having stator teeth (22) that are arranged on a stator yoke (21); and
a cylindrical rotor (4) having rotor poles (42) that are arranged on a rotor yoke, said rotor poles being defined by short-circuit windings in a rotor body (41), wherein a ratio of a yoke height (hy1) of the stator yoke (21) in a radial direction with respect to a slot height (hn1) of stator slots (23) in the radial direction is between 1.75 and 2.5, and wherein a ratio of the yoke height of the rotor body (41) in the radial direction with respect to the slot height of the rotor slots in the radial direction is between 2 and 2.75.

US Pat. No. 10,770,955

CONNECTION TERMINAL ASSEMBLY AND ELECTROMOTIVE DRIVE DEVICE USING SAME

HITACHI AUTOMOTIVE SYSTEM...

1. An electrical connection terminal assembly comprising:a press-fit type base-board-side terminal disposed on a circuit board and having a pair of elastic terminal pieces in which both ends of an elongated flat-plate shaped metal terminal material are inwardly bent to be opposed to each other, and further bent to provide elasticity in a direction such that the bent portions are opposed to each other; and
a connector-side terminal formed into a flat-plate shape and divided into at least two portions along an insertion direction such that the connector-side terminal is inserted between the pair of elastic terminal pieces of the press-fit type base-board-side terminal, thereby forming divided terminal pieces, the divided terminal pieces being configured to be inserted between the pair of elastic terminal pieces for power output from the press-fit type base-board-side terminal or for power input to the press-fit type base-board-side terminal.

US Pat. No. 10,770,954

INTERFERENCE SUPPRESSION APPARATUS, ELECTRONIC SUBASSEMBLY, AND USE OF AN INTERFERENCE SUPPRESSION APPARATUS

Robert Bosch GmbH, Stutt...

1. An interference suppression apparatus (100) for an electronic subassembly having a positive high-voltage pole (108) and a negative high-voltage pole (109), the interference suppression apparatus comprisingat least one capacitance module (101; 101?, 101?), with in each case
at least one first capacitor (103) via which the positive high-voltage pole (108) is connected to ground,
at least one second capacitor (104) via which the negative high-voltage pole (109) is connected to ground, and
at least one third capacitor (107) which is connected between the positive high-voltage pole (108) and the negative high-voltage pole (109); and
at least one inductance module (102) having in each case at least one common-mode choke (112) wound around the positive high-voltage pole (108) and the negative high-voltage pole (109);
wherein the at least one capacitance module (101; 101?, 101?) comprises a capacitance module housing (601) for electromagnetic screening,
wherein the capacitance module housing (601) houses the at least one first capacitor (103), the at least one second capacitor (104) and the at least one third capacitor (107);
wherein the positive high-voltage pole (108) and the negative high-voltage pole (109) are arranged outside the capacitance module housing (601); and
wherein an electrically insulating and thermally conductive layer (401) is formed on a face of the positive high-voltage pole (108) and of the negative high-voltage pole (109) facing away from the capacitance module housing (601).

US Pat. No. 10,770,953

LIQUID COOLED STATOR FOR HIGH EFFICIENCY MACHINE

LCDRIVES CORP., Goshen, ...

1. A rotary electric machine comprising:a stator having a circumferentially spaced series of axially extending teeth defining a similar series of circumferentially spaced winding slots therebetween, said teeth being releasably connected to the stator;
a plurality of stator windings at least partially disposed in each winding slot, said windings being electrically connected to form a plurality of phases wherein one or more slots contain the same magnitude of peak current for each phase;
structure defining a plurality of elongated coolant passageways disposed in each winding slot and external to the windings;
at least some of said coolant passageways being formed by a plurality of adjacent structures fluidly connected together at only one end of the machine;
a compressible insulating layer extending between the structure and the windings in each slot and having an interface with only a portion of the periphery of each winding in the slot; and
a resin extending around the insulating layers and formed from a material different from the material of the insulating layers.

US Pat. No. 10,770,952

DEVICE FOR CONVERTING KINETIC ENERGY OF A FLOWING MEDIUM TO ELECTRICAL ENERGY

VENTUS NAUTILUS HOLDING B...

1. A wind turbine for converting kinetic energy of wind to electrical energy, comprising:a u-shaped frame;
a rotor for placing in the wind; and
an electrical generator having a stator and a generator rotor part that is connected to the rotor,
wherein the rotor comprises an outer tube, a central shaft and at least one vane mounted on an inner side of the outer tube and extending to the central shaft and mounted on said central shaft,
wherein the outer tube is mounted on the u-shape frame for rotation about a horizontal axis,
the u-shaped frame comprising a front spacer bracket arranged in front of the rotor, a rear spacer bracket arranged behind the rotor, and a central construction, wherein the front spacer bracket is provided with a bearing supporting a front end of the central shaft of the rotor, and wherein the rear spacer bracket supports the generator, and wherein the generator rotor part is mounted on a rear end of the central shaft so that the rotary motion of the rotor is directly converted into motion of the generator rotor part, and wherein the generator carries a bearing supporting the rear end of the central shaft of the rotor, and wherein the central construction is configured to be mounted on an upright allowing the frame and rotor to swivel about a vertical axis so that the rotor is orientable in flow direction of the wind,
wherein a length of the outer tube in a horizontal direction amounts to at least 25% of a minimum diameter of the outer tube in a vertical direction,
and wherein the generator is operatively connected to the central shaft and is configured for converting a rotating motion of the central shaft to electricity.

US Pat. No. 10,770,951

ROTARY APPARATUS AND VEHICLE HAVING AIR CONDITIONING SYSTEM INCLUDING THE ROTATING APPARATUS

MINEBEA MITSUMI INC., Na...

1. A rotary apparatus comprising:a motor including a motor terminal;
a plurality of gears;
a sensor configured to detect a rotation angle of one of the plurality of gears; and
a flexible wiring board, wherein
the sensor includes a first connection terminal electrically connecting to the outside, and a base portion,
the first connection terminal is disposed at the base portion,
a second connection terminal electrically connecting the motor is disposed at the base portion, the second connection terminal including a connection portion extending in a direction away from the base portion,
the flexible wiring board electrically connects with the motor terminal and the second connection terminal,
the flexible wiring board includes:
one end surface connected to the connection portion of the second connection terminal;
other end surface connected to the motor; and
an intermediate surface connecting the one end surface to the other end surface,
the intermediate surface having a replicated portion,
the replicated portion is interposed between the second connection terminal and the motor terminal,
the replicated portion deforms and changes an angle formed by the one end surface and the other end surface and exhibits a spring property,
the direction of extension of the one end surface is crossed with the direction of extension of the other end surface by the replicated portion, and
the replicated portion includes a folded structure or a curved structure.

US Pat. No. 10,770,950

SUSPENSION MODULE, ELECTROMECHANICAL ACUTATOR COMPRISING SUCH A SUSPENSION MODULE, AND CLOSURE OR SUN PROTECTION SYSTEM COMPRISING SUCH A SUSPENSION MODULE OR SUCH AN ELECTROMECHANICAL ACTUATOR

SOMFY ACTIVITIES SA, Clu...

1. A suspension module for an electric motor inside a tubular casing of an electromechanical actuator for a closure or sun protection facility, comprising a single-piece suspension member, extending along a longitudinal axis aligned on a rotation axis of a rotor of the electric motor, wherein the suspension member comprises several annular plates arranged perpendicular to the longitudinal axis and juxtaposed along this axis, including at least one intermediate annular plate, and wherein each intermediate annular plate is connected to each of the two plates that are adjacent to it, by at least three connection bridges.

US Pat. No. 10,770,949

ELECTRIC MACHINE AND MOTOR VEHICLE

AUDI AG, Ingolstadt (DE)...

1. An electric machine with a housing, comprising:a stator having a plurality of winding heads,
wherein the housing has at least one cooling channel through which a cooling medium can flow,
wherein the at least one cooling channel proceeds at least partially around an annulus of the housing in an annular channel section,
wherein the annular channel section forms at least one circular-shaped or circular-segment-shaped section around the annulus of the housing,
wherein the at least one cooling channel comprises at least one opening by way of which the cooling medium is introduced to at least one winding head.

US Pat. No. 10,770,948

MOTOR INCLUDING AN ELASTIC MESH SUPPORTING A BEARING

LG Electronics Inc., Seo...

15. A motor comprising:a motor housing;
a rotating shaft assembly including a rotating shaft, a rotor, and a bearing, wherein the rotor and the bearing are mounted to a rotating shaft;
a stator installed in the motor housing, the stator surrounding the rotor;
an impeller connected to the rotating shaft;
an impeller cover that surrounds an outer circumference of the impeller, the impeller cover defining an air inlet between the impeller and the impeller cover;
a bracket mounted to at least one of the motor housing or the impeller cover;
an elastic mesh that defines a plurality of pores, that is disposed between the bracket and the bearing, and that contacts the bracket and the bearing; and
a diffuser mounted to at least one of the impeller cover or the bracket, the diffuser including a guide vane configured to guide air toward a space between the elastic mesh and the rotor,
wherein the elastic mesh has a hollow cylindrical shape and comprises a metal wire mesh comprising at least one metal wire,
wherein the at least one metal wire has one or more curved portions, is irregularly tangled, and contacts both the bracket and the bearing,
wherein the bearing comprises:
an inner rim fixed to the rotating shaft,
an outer rim spaced apart from the inner rim, and
a rolling member disposed between the inner rim and the outer rim,
wherein an internal diameter of the elastic mesh is less than or equal to an external diameter of the outer rim of the bearing, and
wherein an inner circumference of the elastic mesh is in contact with an outer circumference of the outer rim of the bearing.

US Pat. No. 10,770,947

METHOD FOR MANUFACTURING A MOTOR

LG ELECTRONICS INC., Seo...

1. A method for manufacturing a motor, the method comprising:forming a plurality of end plates, each end plate having a cylinder portion protruding from a flange portion;
assembling one of the plurality of end plates to a shaft;
assembling the magnet to the shaft and the end plate assembled with the shaft;
assembling the other of the plurality of end plates to the shaft; and
inserting the end plates and the magnet assembled with the shaft into a mold, and molding a rotor case by injection molding around outer circumferences of the end plates and an outer circumference of the magnet,
wherein the forming a plurality of end plates comprises:
forming the flange portion and the cylinder portion protruding from the flange portion; and
forming, on the flange portion, a tapered portion, an outer diameter of the tapered portion becoming smaller as the tapered portion gets closer to the cylinder portion.

US Pat. No. 10,770,946

STATOR HAVING SEAL MEMBER, AND MOTOR

FANUC CORPORATION, Yaman...

1. A stator comprising:a first stator part;
a second stator part incorporated in the first stator part; and
an annular seal member sandwiched between the first stator part and the second stator part, wherein
the annular seal member is provided with a plurality of protrusions extending radially outward, and
a groove part and a plurality of recessed parts formed in at least one of the first stator part and the second stator part, the groove part corresponding to the annular seal member, and the plurality of recessed parts correspond to the plurality of protrusions of the annular seal member, and are connected to the groove part at a radially outward side of one of the first stator part and the second stator part, the groove part and the plurality of recessed parts each has a depth measured in a direction perpendicular to a radial direction wherein the depth of the groove part is uniform and the depth of each of the plurality of recessed parts is greater than the depth of the groove part,
each of the plurality of protrusions of the annular seal has a radially outward extending portion, which extends radially outward of the one of the first stator part and the second stator part, and a depth direction extending portion, which extends in the depth direction of each of the plurality of recessed parts only on the one side of the radially outward extending portion.

US Pat. No. 10,770,945

ROTATING ELECTRICAL MACHINE COIL

KABUSHIKI KAISHA TOSHIBA,...

1. A rotating electrical machine coil with a conductor and an insulation layer that is provided around the conductor to cover the conductor, the rotating electrical machine coil comprising:a linear part of the coil: and
a coil end that is separable from and electrically connectable to the linear part of the coil:
wherein the coil end is electrically connectable with the linear part of the coil via an adapter having electrical conductivity; and
wherein a field alleviating layer is provided in a field convergence portion in at least one of a connection portion between the linear part of the coil and one end of the adapter or an electrical connection portion between the coil end and another end of the adapter.

US Pat. No. 10,770,944

ROTARY ELECTRIC MACHINE

Mitsubishi Electric Corpo...

1. A rotary electric machine comprising:a stator core which includes core back portions having an arc shape, and teeth which protrude from inner circumference wall surfaces of the core back portions to an inner direction in a diameter direction of the core back portions;
a stator which includes bobbins having an electric insulation capability, which are arranged at both end surfaces in a shaft direction of the stator core, and coils which are wound around the teeth via the bobbins; and
a rotor which is coaxially arranged at an inner circumference of the stator;
wherein the bobbins include coil winding portions, which are arranged at end surfaces in a shaft direction of the teeth, on which the coils are wound; flange portions, which are arranged at end surfaces in a shaft direction of the core back portions, at which a plurality of bus ring maintaining portions are separately formed in a diameter direction of the core back portions, each of the plurality of bus ring maintaining portions extending in the shaft direction and a circumference direction of the core back portions; and wall portions which are arranged in an inner direction in a diameter direction of the core back portions at the bus ring maintaining portions,
wherein a plurality of bus rings, which are concentrically arranged at the bus ring maintaining portions, include coil connecting portions which protrude in an outer direction in a shaft direction of the stator core with respect to the bus ring maintaining portions,
wherein terminals of the coils are bent in an outer direction in a diameter direction of the stator core at positions of end surfaces of the wall portions, and are connected to the coil connecting portions of the bus rings,
wherein the end surfaces of the wall portions protrude in an outer direction in a shaft direction of the stator core with respect to end surfaces of the bus rings, and are positioned in an inner direction in a shaft direction of the stator core with respect to end surfaces of the coil connecting portions, and
wherein the terminals of the coils are separated from the end surfaces of the wall portions.

US Pat. No. 10,770,943

ROTARY ELECTRIC MACHINE

Mitsubishi Electric Corpo...

1. A rotary electric machine comprising:a housing;
a rotor that is fixed to a rotating shaft that is rotatably supported by said housing so as to be disposed inside said housing;
an armature including:
an annular armature core in which slots are arranged circumferentially so as to open radially inward; and
an armature winding that is constituted by a plurality of coils that are each produced by bending and shaping a conductor wire, and that are mounted to said armature core,
said armature being disposed so as to be coaxial to said rotor so as to surround said rotor, and being held by said housing,
said rotary electric machine being installed such that a central axis of said rotating shaft is horizontal, and a liquid coolant being blown onto a coil end of said armature winding from a coolant suction aperture that is formed on said housing to cool said armature winding,
wherein:
said coolant suction aperture is formed at a position on said housing that is vertically above said coil end; and
a strip-shaped insulating paper is inserted such that a thickness direction is in a radial direction between radially adjacent conductor portions of a portion of said conductor wire that constitutes said coil end, and is disposed so as to extend circumferentially across a position that is vertically below said coolant suction aperture inside said coil end, wherein:
m layers of said insulating paper that is inserted between said radially adjacent conductor portions are disposed in a radial direction, where m is an integer that is greater than or equal to 1; and
a penetrating aperture that allows said liquid coolant to pass through is formed on each of said m layers of insulating paper that are disposed in said radial direction,
wherein said penetrating aperture is formed on said insulating paper so as to overlap when viewed from a radially outer side of said coil end with a gap that is formed between said conductor portions that are on opposite sides of said insulating paper.

US Pat. No. 10,770,942

ENVIRONMENTALLY ROBUST ELECTROMAGNETS AND ELECTRIC MOTORS EMPLOYING SAME FOR USE IN NUCLEAR REACTORS

BWXT Nuclear Operations G...

1. A method comprising:(1) providing a plurality of nested freestanding electrically insulating former layers, each having a height in a direction parallel to its central axis;
(2) helically wrapping electrically conductive wire around a first freestanding electrically insulating former layer with the helical turns of the helical wrapping spaced apart from each other to form a first electrical coil layer;
(3) nesting the first electrical coil layer inside a next freestanding electrically insulating former layer to form a nest, the height of the first freestanding electrically insulating former layer being greater than the height of the next freestanding electrically insulating former layer;
(4) helically wrapping electrically conductive wire around the next freestanding electrically insulating former layer of the nest with the helical turns of the helical wrapping spaced apart from each other to form a next electrical coil layer
wherein a multilayer electrical coil including at least two electrical coil layers is formed by a process including at least the operations (1), (2), (3), and (4).

US Pat. No. 10,770,941

ROTOR OF ROTATING ELECTRICAL MACHINE

HONDA MOTOR CO., LTD., T...

1. A rotor of a rotating electrical machine comprising:a magnet; and
a rotor yoke in which a magnet insertion hole for accommodating the magnet and a coolant flow path are formed, wherein:
the rotor yoke includes at least a first core block and a second core block formed by stacking steel plates with the same shape;
each of the steel plates includes an opening portion serving as the coolant flow path;
the opening portion positioned on an outermost diameter side includes an outer-diameter-side inner wall portion with a predetermined width in a circumferential direction and located on a first imaginary circle centered on an axis of the rotor when seen from an axial direction and an inner-diameter-side inner wall portion located on a second imaginary circle centered on the axis of the rotor;
a radius of the first imaginary circle is longer than a distance from the axis to an innermost diameter portion of the magnet, and a radius of the second imaginary circle is shorter than the distance from the axis to the innermost diameter portion of the magnet;
the second core block is arranged adjacent to the first core block while the second core block is rotated by a predetermined angle with respect to the first core block; and
the predetermined width is a length at which the outer-diameter-side inner wall portions of the opening portions of the first core block and the second core block overlap each other when seen from the axial direction.

US Pat. No. 10,770,940

MODULAR ROTORS FOR AXIAL FLUX ELECTRIC MACHINES

Regal Beloit Australia Pt...

1. A rotor module for an axial flux electric machine, said rotor module comprising:a back iron segment configured for attachment to a rotor base, said back iron segment having a length less than a circumference of said rotor base, said back iron segment having a tab;
a plurality of permanent magnets attached to said back iron segment, each permanent magnet of said plurality of permanent magnets having a face surface, wherein said each permanent magnet has an opposite magnetic pole orientation from each adjacent permanent magnet of said plurality of permanent magnets attached to said back iron segment; and
a magnet retainer attached to said back iron segment, said magnet retainer including a plurality of slots aligned with said plurality of permanent magnets such that said face surfaces of said plurality of permanent magnets are not covered by said magnet retainer, said plurality of slots configured to receive said plurality of permanent magnets and position said plurality of permanent magnets on said back iron segment, said magnet retainer having a length less than the circumference of said rotor base, said magnet retainer defining an opening configured to receive said tab of an adjacent back iron segment.

US Pat. No. 10,770,939

ROTOR FOR PERMANENT MAGNET ROTARY ELECTRIC MACHINE AND PERMANENT MAGNET ROTARY ELECTRIC MACHINE

MITSUBISHI ELECTRIC CORPO...

1. A rotor for a permanent magnet rotary electric machine, comprising:a rotor core including a cylindrical portion and a pair of polygonal columnar portions provided to both ends of the cylindrical portion in an axial direction of the rotor core; and
a permanent magnet having a bonding surface, which is flat and to be bonded to the rotor core,
wherein a first polygonal columnar portion which is one of the pair of polygonal columnar portions and a second polygonal columnar portion which is another one of the pair of polygonal columnar portions have flat surfaces,
wherein a centroid in a circumferential direction of the cylindrical portion on the flat surface of the first polygonal columnar portion is spaced apart from a centroid in the circumferential direction on the flat surface of the second polygonal columnar portion in the circumferential direction, and
wherein the bonding surface of the permanent magnet is bonded to the flat surface of the first polygonal columnar portion and the flat surface of the second polygonal columnar portion under a state in which the permanent magnet is skewed with respect to the axial direction.

US Pat. No. 10,770,938

ELECTRONICALLY COMMUTATED ELECTRIC MOTOR WITH TWO ROTOR CORES

LAKEVIEW INNOVATION LTD.,...

1. Electronically commutated electric motor comprising:a stator, a rotor rotatably mounted relative to said stator; and
at least one sensor for scanning a magnetic field that co-rotates with said rotor, where said stator includes a stator winding and a magnetically soft stator core, where said rotor includes, several permanent magnets arranged distributed in the circumferential direction of said rotor as well as a first magnetically soft rotor core for said permanent magnets, and where said permanent magnets, together with said first magnetically soft rotor core, are configured to generate a rotor magnetic field which, for operating said electric motor, will interact with the stator magnetic field of said stator when generated by said stator winding and said stator core, wherein said rotor has a second magnetically soft rotor core which adjoins said first magnetically soft rotor core in the axial direction of said rotor, where a non-magnetic separator element is arranged in the axial direction between said first magnetically soft rotor core and said second magnetically soft rotor core, the thickness of the non-magnetic separator element measured in the axial direction of said rotor is at least 10% of the outer diameter of the rotor, where said permanent magnets extend in the axial direction over said first magnetically soft rotor core, said non-magnetic separator element and said second magnetically soft rotor core, and where the magnetic field scanned by said sensor will be generated as a control magnetic field by said permanent magnets together with said second magnetically soft rotor core, wherein said at least one sensor faces an axial face end of the second magnetically soft rotor core.

US Pat. No. 10,770,937

HIGH EFFICIENCY POWER GENERATION SYSTEM AND A METHOD OF OPERATING SAME

11. An induction power generating system comprising:at least one stationary electromagnet receiving an excitation voltage from a power supply; the at least one stationary electromagnet having a north pole, a south pole and a magnetic field;
at least one stationary coil positioned inside the magnetic field of the at least one stationary electromagnet and intersected by magnetic field lines of the magnetic field;
wherein the power supply is configured for modifying a rate of change of an electrical current supplied from the power supply to the at least one stationary electromagnet, such that when the at least one stationary electromagnet is excited by the power supply, an electromotive force (EMF) is induced in the at least one stationary coil and wherein the at least one stationary electromagnet is an ElectroPermanent Magnet (EPM) comprising a hard magnet section and a soft magnet section and wherein the system further comprises a second power supply for applying a current to only one section of the hard magnet section of the EPM to reverse magnetic polarity of the only one section of the hard magnet section of the EPM.

US Pat. No. 10,770,936

MODULAR PERMANENT MAGNET ROTOR

Hamilton Sundstrand Corpo...

1. A rotor comprising:a shaft;
a plurality of rotor modules disposed about said shaft, each of said rotor modules comprising:
a cylindrical support ring;
a ferromagnetic core radially outward of the support ring;
a first permanent magnet (PM) ring including a first at least one PM arc and a second PM ring including a second at least one PM arc, the first PM ring and the second PM ring being radially outward of the ferromagnetic core; and
a retainer having a first wall disposed radially outward of the first PM ring and the second PM ring and a second wall defining an axial boundary between the first PM ring and the second PM ring.

US Pat. No. 10,770,935

ROTOR

TOYOTA JIDOSHA KABUSHIKI ...

1. A rotor, comprising:a shaft provided with a flange which projects outward in a radial direction from an outer peripheral surface of the shaft; and
a rotor core formed by laminating a plurality of electromagnetic steel sheets, the rotor core being fitted on the outer peripheral surface of the shaft such that an axial-direction end surface of the rotor core is in contact with the flange,
wherein an annular recessed portion is formed on the outer peripheral surface of the shaft at a portion adjacent to a surface of the flange on a side of the rotor core, and
two or more of the electromagnetic steel sheets positioned above the annular recessed portion and other electromagnetic steel sheets are joined to each other in a lamination direction by welding such that welding extends over two or more of the electromagnetic steel sheets positioned above the annular recessed portion and the other electromagnetic steel sheets, and a length of the welding is larger than a length of the recessed portion in an axial direction.

US Pat. No. 10,770,934

ELECTRICAL MACHINE

REISHAUER AG, Walliselle...

1. An electrical machine, comprising:a rotor that is rotatably supported around an axis of rotation and defines an axial direction with its axis of rotation;
a stator radially surrounding the rotor, the stator having a distal end and a proximal end; and
a housing radially surrounding the stator,
wherein the stator, at at least one of its distal end and its proximal end, is connected to the housing by a connection that is radially and torsionally stiff while facilitating axial movability of said at least one of its distal end and its proximal end relative to the housing.

US Pat. No. 10,770,933

STATOR FIXING STRUCTURE

MEIDENSHA CORPORATION, T...

1. A stator fixing structure comprising:a projecting part projecting in a radial direction from a center of a stator provided on an outer periphery of the stator formed by stacking a plurality of plate-shaped members;
a fastening member inserted in a fastening-member insertion hole formed in the projecting part to fix the stator to a frame;
an outer peripheral surface of the stator excluding the projecting part fixed by shrink fitting to an inner peripheral surface of the frame, the projecting part having a root at a same radial distance from the center of the stator as the outer peripheral surface, the root extending circumferentially in a circumferential direction from a first end portion adjacent a first region of the outer peripheral surface to a second end portion adjacent a second region of the outer peripheral surface;
a first dent formed at the first end portion; and
a second dent formed at the second end portion,
wherein the dents are sized and arranged to increase a contact area between the inner peripheral surface of the frame and the outer peripheral surface of the stator excluding the projecting part,
wherein the first dent and the second dent extend circumferentially without overlapping the fastening-member insertion hole circumferentially,
wherein the dents are configured to be hollow.

US Pat. No. 10,770,932

MAGNETIZABLE CONCRETE COMPOSITE FOR ROAD-EMBEDDED WIRELESS POWER TRANSFER

Utah State University, L...

1. A magnetizable concrete wireless power transfer pad, comprising:a base comprising a magnetizable base concrete including concrete and first magnetizable particles, the first magnetizable particles having a magnetic permeability and a magnetic saturation;
an inductive coil positioned directly adjacent and centered over the base, the inductive coil forming an inductive coil gap at its center inner perimeter between a conductive wire that form the inductive coil, the inductive coil having an outer perimeter, a lateral width, and a longitudinal length; and
a pillar extending up from the base through the inductive coil gap, the pillar comprising a magnetizable pillar concrete including concrete and second magnetizable particles, the second magnetizable particles having a magnetic permeability and a magnetic saturation such that the base and the pillar collectively shape an external magnetic field produced by the inductive coil to reduce power and to increase inductance.

US Pat. No. 10,770,931

WIRELESS ENERGY TRANSFER SYSTEMS FOR NETWORKS OF INTERLINKED PRESCRIBED PATHS

The Invention Science Fun...

1. A method comprising:tracking a position of a wireless power receiver in a network of interlinked prescribed paths as the wireless power receiver traverses one or more prescribed paths in the network of interlinked prescribed paths; and
wirelessly receiving energy at the wireless power receiver from one or more wireless power transmitters based on the position of the wireless power receiver in the network of interlinked prescribed paths as the wireless power receiver traverses the one or more prescribed paths in the network of interlinked prescribed paths.

US Pat. No. 10,770,930

POWER RECEIVER AND ADAPTER

KYOCERA CORPORATION, Kyo...

1. A power receiver, comprising:a power generator configured to generate power by external electromagnetic waves;
a positive electrode terminal configured to function as a positive electrode when the power generated by the power generator is output to an external electronic device, the positive electrode terminal including a first contact portion configured to be electrically connected to the external electronic device;
a negative electrode terminal configured to function as a negative electrode when the power generated by the power generator is output to the external electronic device, the negative electrode terminal including a second contact portion configured to be electrically connected to the external electronic device; and
a sensor configured to detect that the power receiver is in a contained state,
wherein
a distance between the first contact portion and the second contact portion corresponds to a height defined in IEC 60086 or JIS C 8500,
the power generator is configured to generate the power when the sensor detects that the power receiver is in the contained state,
the sensor includes a pressure sensor configured to detect a pressure applied across the first contact portion and the second contact portion, and
the power generator is configured to generate the power when the pressure sensor detects the pressure applied across the first contact portion and the second contact portion.

US Pat. No. 10,770,929

SYSTEM AND METHOD FOR IMPROVED DC POWER LINE COMMUNICATION

KOLLMORGEN CORPORATION, ...

1. A device for communicating over a DC power line cable having at least two conductors, comprising: a first single core inductor having two secondary windings and one primary winding; and a transceiver coupled to the primary winding of the first single core inductor; wherein the two secondary windings of the first single core inductor are coupled on a first end to two of the at least two conductors of the DC power line cable and on a second end to a DC power supply; and wherein the first single core inductor provides magnetically coupled communication between the transceiver and the two of the at least two conductors in the DC power line cable; and wherein a first winding of the second end of the two secondary windings of the first single core inductor is coupled to a DC voltage supply and a second winding of the second end of the two secondary windings is coupled to a ground connection to provide power to the DC power line cable.

US Pat. No. 10,770,928

WIRELESS CHARGING DEVICE WITH MULTI-TONE DATA RECEIVER

Apple Inc., Cupertino, C...

1. A wireless power transmitting device operable with a wireless power receiving device that has a wireless power receiving coil modulated to transmit data to the wireless power transmitting device, the wireless power transmitting device comprising:a wireless power transmitting coil;
wireless power transmitting circuitry coupled to the wireless power transmitting coil and configured to transmit wireless power signals with the wireless power transmitting coil; and
a data receiver coupled to the wireless power transmitting coil, the data receiver comprising:
a first bandpass filter circuit configured to receive signals from the wireless power transmitting coil, to selectively pass the received signals at a first frequency, and to generate corresponding first bandpass filtered signals;
a second bandpass filter circuit configured to receive the signals from the wireless power transmitting coil, to selectively pass the received signals at a second frequency that is different than the first frequency, and to generate corresponding second bandpass filtered signals;
a first demodulator circuit configured to receive the first bandpass filtered signals and to produce a first demodulated data stream;
a second demodulator circuit configured to receive the second bandpass filtered signals and to produce a second demodulated data stream; and
a data stream combiner configured to correlate the first and second data streams and to combine the correlated first and second data streams.

US Pat. No. 10,770,927

SYSTEM AND METHOD FOR PROVIDING INDUCTIVE POWER AT MULTIPLE POWER LEVELS

POWERMAT TECHNOLOGIES LTD...

1. An inductive power outlet for inductively powering a receiver having a secondary coil, the inductive power outlet comprising:at least one primary inductor inductively coupled to the secondary coil having together a resonant frequency; and
a driver configured to generate power by applying an AC voltage across the at least one primary inductor by converting a DC voltage supplied by a power supply, wherein the AC voltage has a frequency substantially different than the resonant frequency,
wherein the driver comprises a plurality of electronic switches configured to be selectively activated to generate the power at a plurality of power levels, and
wherein the inductive power outlet utilizes a feedback signal received from the receiver to selectively activate the switches to generate the power at the plurality of power levels.

US Pat. No. 10,770,926

VEHICLE HAVING A REMOTE DEVICE POWERED BY AN ENERGY BEAM

LASERMOTIVE, INC., Kent,...

1. A system, comprising:a remote device configured to survey a geographical area; and
a vehicle, the vehicle having:
a frame;
a drive system coupled to the frame, the drive system arranged to propel the vehicle;
a beamed-power transmission system coupled to the frame, the beamed-power transmission system arranged to deliver beamed power to the remote device;
an electrical energy efficient power source coupled to the frame, the electrical energy efficient power source configured to store electrical energy and arranged to power the drive system and the beamed-power transmission system, the drive system configured to propel the vehicle using power received from the electrical energy efficient power source;
a local power interface integrated with the vehicle and arranged to pass local power to the remote device when the remote device is proximate to the vehicle; and
a local docking interface integrated with the vehicle and arranged to receive the remote device.

US Pat. No. 10,770,925

ELECTRONIC APPARATUS AND METHOD

KABUSHIKI KAISHA TOSHIBA,...

1. An electronic apparatus comprising:a power transmitter configured to transmit a power by an electromagnetic wave of a power transmission frequency band according to a power transmission period;
detect circuitry configured to detect a power in a frequency band different from the power transmission frequency band; and
control circuitry configured to determine the power transmission period based on a first threshold value set for a power detected in a first frequency band, a second threshold value set for a power detected in a second frequency band, a third threshold value set for a power detected in a third frequency band, and a fourth threshold value set for a power detected in a fourth frequency band, wherein
the first frequency band includes a lower frequency than a center frequency of the power transmission frequency band,
the second frequency band includes a higher frequency than the center frequency,
the third frequency band is adjacent to the first frequency band and includes a lower frequency than the first frequency band,
the fourth frequency band is adjacent to the second frequency band and includes a higher frequency than the second frequency band,
the third threshold value is larger than the first threshold value,
the fourth threshold value is larger than the second threshold value, and
a difference between the third threshold value and the first threshold value is larger than that between the fourth threshold value and the second threshold value.

US Pat. No. 10,770,924

RERADIATION ANTENNA AND WIRELESS CHARGING DEVICE

LG ELECTRONICS INC., Seo...

1. A reradiation antenna coupling with an antenna of a mobile terminal, the reradiation antenna comprising:an insulating board;
a loop-shaped radiation unit formed along a circumference of the insulating board in one surface of the insulating board, with one end and the other end which are arranged adjacent to each other;
a ground connected with the end of the radiation unit; and
a power supply unit connected with the other end of the radiation unit and configured to supply an electric power,
wherein upper and lower portions of the loop-shaped radiation unit are thicker than other portions of the loop-shaped radiation unit.

US Pat. No. 10,770,923

SYSTEMS AND METHODS FOR ELASTIC WIRELESS POWER TRANSMISSION DEVICES

TC1 LLC, St. Paul, MN (U...

1. A wireless power transmission device wearable by a subject, the wireless power transmission device comprising:a power conditioner comprising a first end and an opposite second end; and
a band comprising:
a first end fixedly coupled to the power conditioner first end;
a second end fixedly coupled to the power conditioner second end;
a body extending between the band first end and the band second end, the body comprising at least one elastic segment; and
a plurality of conductive wires extending along the body to form a plurality of conductive loops, at least one of the plurality of conductive wires electrically coupled to the power conditioner.

US Pat. No. 10,770,922

RESONANT INDUCTIVE CONVERTER

Group Dekko, Inc., Garre...

1. A system that converts between electromagnetic configurations for power transfer, comprising:an inductive power supply defining a driver;
a primary resonator coil powered by the driver;
a secondary resonator coil, the secondary resonator coil being electromagnetically coupled to the primary resonator coil;
a secondary inductive coil to transfer power to a wirelessly powered device, the secondary inductive coil being electrically connected to the secondary resonator coil; and
an electromagnetic shield positioned to provide electromagnetic shielding of the secondary inductive coil from the secondary resonator coil.

US Pat. No. 10,770,921

WIRELESS CHARGING SYSTEM WITH START-UP NEGOTIATION

Apple Inc., Cupertino, C...

1. A wireless power transmitting device having a charging surface configured to receive a wireless power receiving device, wherein the wireless power receiving device has a wireless power receiving coil configured to receive wireless power signals from the wireless power transmitting device, the wireless power transmitting device comprising:a wireless power transmitting coil;
inverter circuitry coupled to the wireless power transmitting coil, wherein the inverter circuitry is configured to supply a drive signal to the wireless power transmitting coil to produce the wireless power signals;
measurement circuitry coupled to the wireless power transmitting coil to detect when the wireless power receiving device is present; and
control circuitry configured to:
detect that the wireless power receiving device is present on the charging surface using the measurement circuitry;
in response to detecting that the wireless power receiving device is present on the charging surface, establish a wireless communications link with the wireless power receiving device; and
wirelessly receive a wireless power transmission sleep timer setting over the wireless communications link.

US Pat. No. 10,770,920

WIRELESS POWER TRANSMISSION SYSTEM, CONTROL METHOD, AND STORAGE MEDIUM

Canon Kabushiki Kaisha, ...

1. A wireless power transmission system comprising:a first antenna having a shape of a first loop, wherein a length of the first loop in a first direction is longer than a length of the first loop in a second direction that is perpendicular to the first direction;
a second antenna having a shape of a second loop;
a movement control unit configured to cause a relative position between the first antenna and the second antenna to move in a moving direction that is substantially parallel to a longitudinal direction of the first loop, in a situation where the first loop and the second loop at least partially overlap as viewed from a specific direction that is perpendicular to the longitudinal direction of the first loop, wherein a length of the second loop is shorter than a length of the first loop in the moving direction in the situation;
a restriction unit configured to restrict a moving range, in which the relative position is able to move according to control by the movement control unit, to a predetermined range such that the second loop does not overlap with either end portion in the longitudinal direction of the first loop but overlaps with an intermediate portion of the first loop as viewed from the specific direction, wherein the intermediate portion of the first loop is a portion of the first loop excluding both end portions thereof; and
a communication control unit configured to control wireless power transmission between the first antenna and the second antenna.

US Pat. No. 10,770,919

WIRELESS ENERGY TRANSFER SYSTEM AND WEARABLES

TC1 LLC, St. Paul, MN (U...

1. A system comprising:a plurality of batteries; and
a plurality of hubs corresponding to the plurality of batteries, each hub of the plurality of hubs comprising a battery clip configured to retain a respective battery of the plurality of batteries and said each hub configured for connection to at least one other hub of the plurality of hubs and to control at least one function of the system, wherein at least one hub of said plurality of hubs comprises a screen located adjacent the battery clip on the at least one hub, and wherein each battery clip for the plurality of hubs is a same type of battery clip.

US Pat. No. 10,770,918

APPARATUS, SYSTEM, AND METHOD FOR INTEGRATED REAL TIME LOW-COST AUTOMATIC LOAD DISAGGREGATION, REMOTE MONITORING, AND CONTROL

Tennessee Technological U...

1. An apparatus for providing load disaggregation, remote monitoring, and controlling a plurality of loads, the apparatus comprising:a universal embedded metering and control system (UEMCS) including,
a main device engine;
a communication module coupled to the main device engine;
a plurality of current sensors;
a multiplexer coupled between the plurality of current sensors and the main device engine, the multiplexer configured to receive a current sensor value from each of the current sensors and to provide a multiplexed current sensor output; and
at least one voltage sensor coupled to the main device engine, the at least one voltage sensor having a channel associated with the main device engine, the channel associated with a current value of at least one of the plurality of current sensors included in the multiplexed current sensor output; and
a universal storage and renewable energy interface (USREI) coupled to at least one of the plurality of current sensors, the USREI configured to be coupleable to at least one renewable energy source and configured to provide energy output by the at least one renewable energy source to the UEMCS for output to at least one of the plurality of loads.

US Pat. No. 10,770,917

POWER TRANSMISSION SYSTEM TRANSMITTING POWERS FROM MULTIPLE POWER TRANSMITTER APPARATUSES TO MULTIPLE POWER RECEIVER APPARATUSES, AND CAPABLE OF DISTINGUISHING AND SEPARATING TRANSMITTED POWERS

PANASONIC INTELLECTUAL PR...

1. A power transmission system, comprising a plurality of power transmitter apparatuses, a plurality of power receiver apparatuses, and a controller, the power transmission system transmitting powers from the plurality of power transmitter apparatuses to the plurality of power receiver apparatuses via a transmission path,wherein each of the plurality of power transmitter apparatuses comprises a code modulator that modulates first power to generate a code-modulated wave by code modulation using a modulation code based on a code sequence, and transmits the code-modulated wave to one of the plurality of power receiver apparatuses via the transmission path;
wherein each of the plurality of power receiver apparatuses comprises a code demodulator that receives the code-modulated wave from one of the plurality of power transmitter apparatuses via the transmission path, and demodulates the received code-modulated wave to generate second power by code demodulation using a demodulation code based on a code sequence identical to the code sequence of the modulation code used for the code modulation; and
wherein, when power is transmitted between each of a plurality of transmitter and receiver pairs, each of the transmitter and receiver pairs including one of the plurality of power transmitter apparatuses and one of the plurality of power receiver apparatuses, the controller selects and assigns a plurality of code sequences to the plurality of transmitter and receiver pairs, respectively, so as to reduce an average of an absolute value of a total current of the code-modulated waves of the plurality of transmitter and receiver pairs in the transmission path, as compared to a predetermined reference value, the average being averaged over a predetermined time.

US Pat. No. 10,770,916

TWO-LEVEL LED SECURITY LIGHT WITH MOTION SENSOR

Vaxcel International Co.,...

1. An LED security light comprising:a light-emitting unit comprising a plurality of LEDs divided into two LED loads connected in parallel, including a first LED load with N number LEDs emitting light with a low light color temperature and a second LED load with M number LEDs emitting light with a high light color temperature, wherein M and N are positive integers;
a light diffuser covering the first LED load and the second LED load to create a diffused light with a diffused light color temperature;
a loading and power control unit;
a light sensing control unit;
a power supply unit; and
an external control unit including at least a first external control device outputting at least one first external control signal to tune and to select the diffused light color temperature;
wherein the loading and power control unit comprises a controller and a switching circuitry, wherein the switching circuitry is electrically coupled between at least one DC power source of the power supply unit and the light-emitting unit for controlling and delivering at least one DC power to the light-emitting unit, wherein the switching circuitry comprises a first semiconductor switching device electrically connected to the first LED load and a second semiconductor switching device electrically connected to the second LED load;
wherein the controller is electrically coupled with the first semiconductor switching device, the second semiconductor switching device, the light sensing control unit and at least the first external control device;
wherein when the light-emitting unit is in a turned on state, the controller further outputs a first control signal to control a first conduction rate of the first semiconductor switching device and a second control signal to control a second conduction rate of the second semiconductor switching device to respectively deliver a first electric power to the first LED load and a second electric power to the second LED load to generate the diffused light with the diffused light color temperature thru the diffuser according to the at least one first external control signal;
wherein for tuning the diffused light color temperature to a lower diffused light color temperature, the controller upon receiving the at least one first external control signal operates to increase the first conduction rate of the first semiconductor switching device to increase the first electric power delivered to the first LED load and simultaneously operates to decrease the second conduction rate of the second semiconductor switching device to decrease the second electric power delivered to the second LED load with the same pace such that a total diffused light intensity generated by the light-emitting unit remains essentially unchanged while the diffused light color temperature is accordingly adjusted to the lower diffused light color temperature;
wherein for tuning the diffused light color temperature to a higher diffused light color temperature, the controller upon receiving the at least one first external control signal operates to decrease the first conduction rate of the first semiconductor switching device to decrease the first electric power delivered to the first LED load and simultaneously operates to increase the second conduction rate of the second semiconductor switching device to increase the second electric power delivered to the second LED load with the same pace such that the total light intensity generated by the light-emitting unit remains essentially unchanged while the diffused light color temperature is accordingly adjusted to the higher diffused light color temperature;
wherein when an ambient light detected by the light sensing control unit is lower than a first predetermined value, the loading and power control unit operates to turn on the light-emitting unit to perform the diffused light with a selected diffused light color temperature;
wherein when the ambient light detected by the light sensing control unit is higher than a second predetermined value, the loading and power control unit manages to turn off all the LEDs in the light-emitting unit;
wherein the N number LEDs of the first LED load and the M number LEDs of the second LED load are respectively designed with a configuration of in series and/or in parallel connections such that when incorporated with a power level setting of the at least one DC power an electric current passing through each LED of the first LED load and each LED of the second LED load remains at an adequate level such that a voltage V across each LED complies with an operating constraint of Vth

US Pat. No. 10,770,915

POWER GENERATING APPARATUS

1. A power generating apparatus for use in remote locations, the apparatus including a static base configured to support a housing and an elongate device support element which is configured to be upstanding in use, wherein the housing is thermally insulated and the thermal insulation is provided by the housing comprising an outer housing wall and an inner housing wall and a gap is defined between the inner and outer housing walls or an insulating material may be carried by the walls of the housing; an electrical energy storage assembly is located within a compartment defined by the housing, the electrical energy storage assembly having an electrical input and an electrical output, and comprising one or more rechargeable batteries; an electrical energy generator carried externally by the housing, wherein the electrical energy generator is the sole source of electrical energy and is powered by at least one renewable energy source selected from solar energy and wind energy, the electrical energy generator including one or more photovoltaic panels configured to convert solar energy into electrical energy, the electrical energy from the electrical energy generator being electrically connected to the input of the energy storage assembly; and a powered device carried by the device support element, the powered device being selected from a camera, a lighting apparatus, a wireless communications assembly and combinations thereof, wherein the powered device is electrically coupled to the output of the energy storage assembly.

US Pat. No. 10,770,914

DUAL CONTROL LOOP FOR CHARGING OF BATTERIES

1. A system for generator-based charging of a battery module, the system comprising:the battery module a sensor located adjacent the battery module a generator controller comprising a processor and a non-transitory memory device storing instructions that, when executed by the processor, cause the generator controller to:
analyze one or more sensor signals received from the sensor, the sensor signals corresponding to a condition of the battery module;
calculate, based on the one or more sensor signals, a generator current value for use in charging the battery module;
calculate, based on the one or more sensor signals, a generator voltage value for use in charging the battery module; and
generate a control signal comprising a command to control a generator field excitation current to provide the current value based on a current control loop and a voltage control loop, wherein the voltage control loop operates faster than the current control loop.

US Pat. No. 10,770,913

RE-CHARGING PACK FOR AN E-CIGARETTE

Nicoventures Holdings Lim...

1. A pack for holding and re-charging an e-cigarette, the pack comprising:a pack battery;
an opening for receiving an e-cigarette inserted by a user into the pack;
a re-charging mechanism for re-charging the e-cigarette received into the pack using the pack battery; and
a user-activated switch or button on an exterior of the pack,
wherein the pack is responsive to a user activation of the switch or button to begin re-charging the e-cigarette which has been inserted into the pack using the pack battery and the re-charging mechanism,
and wherein the pack further comprises multiple light-emitting diodes (LEDs) to provide a user with an indication of a charging status of the pack battery, whereby having a greater charge in the pack battery leads to an increased number of the LEDs being illuminated.

US Pat. No. 10,770,912

CHARGING DEVICE AND CONTROL METHOD THEREOF

ANPEC ELECTRONICS CORPORA...

1. A charging device, used to charge an electronic device, comprising:an adapter providing an adapter current;
an energy storage unit receiving a first charging current and providing a second charging current; and
a charging module connected to the adapter, the energy storage unit and the electronic device receiving the adapter current and the second charging current, providing the first charging current to the energy storage unit and an output current to the electronic device, wherein the charging module includes:
a detecting unit, including:
a first current sense amplifier having a first sense input terminal connected to a node between the adapter and a first terminal of a first transistor, and a second sense input terminal connected to a second terminal of the first transistor;
a first error amplifier having a first error input terminal connected to a first reference voltage source, and a second error input terminal connected to an output terminal of the first current sense amplifier and a first current source;
a first comparator having a first comparator input terminal connected to an output terminal of the first error amplifier, and a second comparator input terminal connected to a first ramp generator;
a second current sense amplifier having a third sense input terminal connected to a node between the energy storage unit and a first terminal of a second transistor, and a fourth sense input terminal connected to a second terminal of the second transistor;
a second error amplifier having a third error input terminal connected to a second reference voltage source, a fourth error input terminal connected to the output terminal of the first current sense amplifier and the first current source, and a fifth error input terminal connected to an output terminal of the second current sense amplifier and a second current source;
a second comparator having a third comparator input terminal connected to an output terminal of the second error amplifier, and a fourth comparator input terminal connected to a second ramp generator;
a third current sense amplifier having a fifth sense input terminal connected to the second terminal of the second transistor, and a sixth sense input terminal connected to the node between the energy storage unit and the first terminal of the second transistor;
a third comparator having a fifth comparator input terminal connected to the output terminal of the first current sense amplifier and the first current source, and a sixth comparator input terminal connected to an output terminal of the third current sense amplifier and a third current source;
an upper bridge switch having an upper control terminal connected to an output terminal of the first comparator, a first upper input terminal connected to the second terminal of the first transistor and the electronic device, and a second upper input terminal connected to the second terminal of the second transistor; and
a lower bridge switch having a lower control terminal connected to an output terminal of the second comparator, a first lower input terminal connected to the second upper input terminal of the upper bridge switch and the second terminal of the second transistor, and a second lower input terminal is grounded.

US Pat. No. 10,770,911

CALIBRATING BATTERY FUEL GAGES

Amazon Technologies, Inc....

1. A method of updating a capacity gage of a backup battery unit, the method comprising:charging the backup battery unit to a predetermined high charge level;
controlling, by a power system controller, a power supply unit to discharge an amount of energy from the backup battery unit at a controlled discharge rate to discharge the backup battery unit from the predetermined high charge level to a low charge level at which a battery management unit of the backup battery unit terminates discharge of energy from the backup battery unit in response to an output voltage of the backup battery unit dropping to a predetermined minimum output voltage;
simultaneously supplying, to the power supply unit,
the amount of energy discharged from the backup battery unit at the controlled discharge rate, and
a varying input electrical power supplied by a utility power source;
controlling, by the power system controller, the power supply unit to supply a varying output electrical power to a load, wherein the varying output electrical power supplied to the load is generated by the power supply unit from a combination of the amount of energy discharged from the backup battery unit at the controlled discharge rate and the varying input electrical power supplied to the power supply unit by the utility power source;
charging the backup battery unit back to the predetermined high charge level;
estimating, by the power system controller, a design discharge rate energy capacity of the backup battery unit, wherein the design discharge rate energy capacity is an amount of energy that can be discharged from the backup battery unit, when charged to the predetermined high charge level, at a design discharge rate, wherein power system controller estimates the design discharge rate energy capacity of the backup battery unit based on the controlled discharge rate and the amount of energy discharged from the backup battery unit at the controlled discharge rate, and wherein the design discharge rate is greater than the first controlled discharge rate; and
updating the capacity gage based on the second amount of energy the design discharge rate energy capacity of the backup battery unit estimated by the control unit the power system controller.

US Pat. No. 10,770,910

CONNECTING MEMBER, POWER SUPPLY DEVICE, ELECTRONIC DEVICE, AND SYSTEM

Semiconductor Energy Labo...

1. A connecting member comprising:a pair of pivots;
a pipe; and
a spring,
wherein each of the pivots comprises a tip portion, a collar portion, an axis portion, and an end portion,
wherein the spring is placed in the pipe and is placed between the pair of pivots,
wherein the end portion is a portion placed in the pipe,
wherein each of the tip portion and the collar portion is a portion projected from the pipe in a natural state,
wherein the axis portion is a portion placed between the collar portion and the end portion,
wherein the axis portion comprises a portion projected from the pipe in a natural state and placed in the pipe when the spring is compressed,
wherein each of the axis portion and the tip portion comprises a conductive portion,
wherein the pair of pivots are electrically insulated from each other, and
wherein the pipe is electrically insulated from each of the pivots.

US Pat. No. 10,770,909

SHORT CIRCUIT PROTECTION FOR DATA INTERFACE CHARGING

DIALOG SEMICONDUCTOR INC....

1. A system, comprising:a flyback converter including a transformer having a primary side and a second side, the flyback converter having a primary-side controller configured to regulate a switching of a primary-side power switch to power a load device through a power supply voltage carried on a power supply voltage pin in an USB data interface that includes a data signal carried on a pair of data pins separate from the power supply terminal;
a secondary-side fast charge interface configured to enumerate the load device using the data signal to determine whether the load device supports an increased output voltage level that is greater than a default level for the output voltage, and wherein the secondary-side fast charge interface is configured to signal the primary-side controller to increase the power supply voltage to the increased output voltage level; and
a secondary-side overvoltage protection circuit including a comparator configured to compare a voltage for the data signal to a reference voltage to assert an overvoltage alarm signal to the primary-side controller responsive to the voltage for the data signal being greater than the reference voltage, wherein the primary-side controller is configured to reduce the power supply voltage to the default level responsive to an assertion of the overvoltage alarm signal.

US Pat. No. 10,770,908

CONFIGURABLE BATTERY PACK FOR SERIES AND PARALLEL CHARGING USING SWITCHING

Rivian IP Holdings, LLC, ...

1. A configurable battery system, comprising:a first battery module having a positive terminal and a negative terminal;
a second battery module having a positive terminal and a negative terminal; and
at least one switch, wherein the at least one switch comprises at least two poles and wherein:
in a high voltage configuration of the at least one switch, the first battery module and the second battery module are connected in series, and
in a low voltage configuration of the at least one switch, the first battery module and the second battery module are connected in parallel, wherein:
the at least one switch comprises a first single pole double throw (SPDT) switch and second SPDT switch;
in the high voltage configuration, the first SPDT switch and the second SPDT switch are each in a first switch position, thereby connecting the positive terminal of the first battery module to the negative terminal of the second battery module; and
in the low voltage configuration:
the first SPDT switch is in a second switch position, thereby connecting the negative terminal of the first battery module to the negative terminal of the second battery module; and
the second SPDT switch is in a second switch position, thereby connecting the positive terminal of the first battery module to the positive terminal of the second battery module.

US Pat. No. 10,770,907

BATTERY DEVICE AND CONTROL METHOD THEREOF

KABUSHIKI KAISHA TOSHIBA,...

1. A battery device, comprising:a first battery module including a first battery monitoring circuit and a first assembled battery, the first battery monitoring circuit configured to measure current, voltage, and temperature in the first battery module;
a second battery module including a second battery monitoring circuit and a second assembled battery, the second battery monitoring circuit configured to measure current, voltage, and temperature in the second battery module, the first and second assembled battery being electrically connected to each other in series between a positive load terminal and negative load terminal; and
a control circuit connected to the first and second battery modules by a communication line and configured to receive information from the first and second battery monitoring circuits via the communication line, wherein
the first battery monitoring circuit is configured to monitor signals transmitted on the communication line for a predetermined time period after a startup of the first battery monitoring circuit and to detect communication IDs presently being used by another battery module for communications to the control circuit through the communication line during the predetermined period of time and then select a communication ID for transmissions of information to the control circuit that does not conflict with any detected communication ID, and then send the selected ID to the control circuit via the communication line.

US Pat. No. 10,770,906

METHOD FOR TESTING A BALANCED CIRCUIT

Bayerische Motoren Werke ...

1. A method for testing a balancing circuit for a battery that has a plurality of battery cells, the method comprising the steps of:a) detecting first voltage states of the battery cells by way of a control unit, including:
a1) detecting a first group of voltages of the battery cells; and
a2) calculating a first voltage difference between a highest voltage and a lowest voltage of the first group of voltages by way of the control unit;
b) activating the balancing circuit for a purpose of achieving voltage equalization of at least two of the battery cells;
c) detecting second voltage states of the battery cells by way of the control unit, including:
c1) detecting a second group of voltages of the battery cells; and
c2) calculating a second voltage difference between a highest voltage and a lowest voltage of the second group of voltages by way of the control unit; and
d) determining, by way of the control unit, a functional capability of the balancing circuit on the basis of the first voltage states and the second voltage states of the battery cells, including:
d1) calculating a difference value between the first voltage difference and the second voltage difference and comparing the difference value with a prescribed voltage value by way of the control unit and
d2) determining, by way of the control unit, that the balancing circuit is not working if the difference value is smaller than a prescribed voltage value.

US Pat. No. 10,770,905

COMBINED POWER GENERATION SYSTEM

KAWASAKI JUKOGYO KABUSHIK...

1. A combined power generation system configuring a power supply system where intra-facility power distribution systems respectively installed in a plurality of facilities are connected to each other to exchange power with each other via an inter-facility power distribution system,each of the intra-facility power distribution systems including at least one of a power storage installation which has a power storage device and a first power converter connected to the power storage device to convert direct current power of the power storage device into predetermined alternating current power, a power generating installation which has a power generation device performing output control, and a load installation which consume power, and the power supply system including at least one power storage installation, at least one power generation installation, and at least one load installation,
the combined power generation system comprising:
a voltage measurer which measures a voltage of the power supply system;
a frequency calculator which calculates a frequency of the power supply system from the voltage of the power supply system;
a first system control device which controls the first power converter; and
a second system control device which controls the power generation device,
wherein
the intra-facility power distribution system including the power storage installation has a first measurer which measures a value for obtaining active power and reactive power at an output terminal of the first power converter,
the intra-facility power distribution system including the power generating installation has a received power measurer which measures received power supplied to the intra-facility power distribution system including the power generating installation,
the first system control device includes:
a first active power command value calculation unit which calculates a first active power command value permitting a negative value so as to reduce a deviation between a state of charge (SOC) of the power storage device and an SOC command value of the power storage device;
a first rotational speed command value calculation unit which calculates, for operating the power storage installation as a virtual generator, a first virtual rotational speed command value corresponding to a predetermined frequency droop characteristic and a predetermined inertia characteristic in the virtual generator from the first active power command value, active power obtained based on the value measured by the first measurer, and a reference rotational speed;
a first internal phase difference angle calculation unit which calculates a first virtual internal phase difference angle of the virtual generator by integrating a deviation between the first virtual rotational speed command value and a virtual rotational speed calculated based on the frequency calculated by the frequency calculator;
a first internal electromotive voltage command value calculation unit which calculates a first virtual internal electromotive voltage command value corresponding to the predetermined voltage droop characteristic in the virtual generator from a first reactive power command value, reactive power obtained based on the value measured by the first measurer and a reference voltage; and
a first current command value calculation unit which calculates a command value of an output current of the first power converter from the first virtual internal phase difference angle, the first virtual internal electromotive voltage command value, a voltage measured by the voltage measurer, and a predetermined internal impedance in the virtual generator, and
the first system control device is configured to control the first power converter based on an output of the first current command value calculation unit,
the second system control device includes:
a first generated power change rate command value calculation unit which calculates a first generated power change rate command value from a deviation between the frequency calculated by the frequency calculator and a frequency command value;
a second generated power change rate command value calculation unit which calculates a second generated power change rate command value from the received power measured by the received power measurer; and
a second active power command value calculation unit which calculates a second active power command value by integrating a generated power change rate command value that is obtained by adding the first generated power change rate command value and the second generated power change rate command value, and
the second system control device is configured to control the power generation device based on an output of the second active power command value calculation unit,
the first generated power change rate command value calculation unit outputs the first generated power change rate command value for increasing an amount of power generation of the power generation device when the frequency is lower than the frequency command value, and outputs the first generated power change rate command value for decreasing an amount of power generation of the power generation device when the frequency is higher than the frequency command value, and
the second generated power change rate command value calculation unit outputs the second generated power change rate command value for increasing an amount of power generation of the power generation device when the received power is a value indicating that the corresponding intra-facility power distribution system receives power and outputs the second generated power change rate command value for maintaining an amount of power generation of the power generation device when the received power is a value indicating that the corresponding intra-facility power distribution system transmits power.

US Pat. No. 10,770,904

MPC-BASED PV MAXIMUM POWER POINT TRACKER FOR TRANSFORMERLESS H5 INVERTER WITH LEAKAGE CURRENT REDUCTION

State Grid Corporation of...

1. A method to control a power inverter, comprising:extracting photovoltaic (PV) maximum power under a plurality of operating conditions as one or more reference variables;
predicting future behaviors of a PV output voltage as one or more controlled variables based on a current operating condition;
generating one or more control signals for the inverter that minimizes the error between the reference variable and the controlled variables; and
controlling the power inverter with the one or more control signals.

US Pat. No. 10,770,903

DISTRIBUTED ENERGY SYSTEM WITH FOUR CONDUCTOR BIPOLAR DC BUS

Zyntony, Inc., Sandy, UT...

1. A wire comprising:a positive voltage conductor;
a neutral conductor;
a negative voltage conductor; and
a safety ground,wherein the positive voltage conductor, the neutral conductor, the negative voltage conductor, and the safety ground are insulated from each other,wherein the positive voltage conductor, the neutral conductor, the negative voltage conductor, and the safety ground, are connected to a DC-DC converter, andwherein the positive voltage conductor, the neutral conductor, the negative voltage conductor, and the safety ground are connected to a DC-AC inverter, wherein the safety ground is connected to a metal chassis of the DC-AC inverter.

US Pat. No. 10,770,902

SOLAR CELL SYSTEM AND METHOD FOR CONTROLLING SOLAR CELL SYSTEM

KABUSHIKI KAISHA TOSHIBA,...

1. A solar cell system, comprising:a first solar cell including a first terminal and a second terminal;
a second solar cell including a third terminal and a fourth terminal, the third terminal being electrically connected to the first terminal; and
a voltage converter including a fifth terminal and a sixth terminal, the fifth terminal being electrically connected to the fourth terminal,
the voltage converter being configured to cause a second absolute value to be smaller than a first absolute value, the first absolute value being determined based on a difference between a first potential difference and a second potential difference, the first potential difference being between the first terminal and the second terminal, the second potential difference being between the first terminal and the fourth terminal, the second absolute value being determined based on a difference between the first potential difference and a third potential difference, the third potential difference being between the first terminal and the sixth terminal,
wherein the first absolute value changes temporally.

US Pat. No. 10,770,901

SYSTEMS AND METHODS FOR OPTIMALLY DELIVERING ELECTRICAL ENERGY IN A NETWORK

Nexant, Inc., San Franci...

1. A method for optimally delivering electrical energy comprising:receiving a first objective function and a second objective function for optimizing delivery of an energy resource over a power grid;
receiving a set of constraints representing electrical load capacities of a plurality of elements of the power grid;
executing a first optimization process, using the set of constraints and the first objective function, to identify (i) a load matrix embodying a set of optimal electrical loads for each of the plurality of elements of the power grid and (ii) a first feature matrix representing values corresponding to the optimal electrical loads, wherein the load matrix and first feature matrix optimize the first objective function and satisfy the set of constraints;
determining that one or more of the elements of the plurality of elements is fully loaded when the optimal load of the respective one or more elements is equal to the electrical load capacity of the respective one or more elements;
determining that one or more of the elements of the plurality of elements is non-binding when the value corresponding to the respective one or more elements is zero; and
in response to determining that the load matrix includes an element that is both non-binding and fully loaded:
performing a second optimization process, using the first feature matrix and the second objective function as inputs, to identify a second feature matrix which optimizes the second objective function, wherein the second feature matrix preserves the optimality of the first objective function and satisfies the set of constraints, and wherein the second feature matrix assigns a non-zero value to the element that was determined to be non-binding and fully-loaded; and
transmitting the first load matrix and the second feature matrix to the least one power generator to instruct the at least one power generator to generate electrical power.

US Pat. No. 10,770,900

METHOD AND CONTROL SYSTEM FOR CONTROLLING A VOLTAGE SOURCE CONVERTER USING POWER-SYNCHRONIZATION CONTROL

ABB Schweiz AG, Baden (C...

1. A method of controlling a grid-connected voltage source converter, VSC, using power-synchronisation control, wherein the method comprises:determining a VSC phase angle (?) based on an integration of a sum including a scaled active power control error and a scaled imaginary part of a voltage of common coupling,
determining a damping component based on a virtual damping resistance (Ra), a VSC current vector (i) and a reference current vector (iref) for the VSC current vector (i),
determining a voltage vector (v) based on a VSC voltage magnitude (V) and the damping component,
transforming the voltage vector (v) to a current vector (irefinner),
comparing a magnitude of the current vector (irefinner) with a maximum threshold current value (Imax), and
in case the magnitude of the current vector (irefinner) is greater than the maximum threshold current value (Imax):
reducing the magnitude of the current vector (irefinner) to a value below or equal to the maximum threshold current value (Imax) to obtain a limited current vector (irefinner,limited),
transforming the limited current vector (irefinner,limited) to a limited voltage vector-(vlimited),
controlling the VSC based on the VSC phase angle (?) and the limited voltage vector (vlimited),
multiplying an imaginary part (vpq) of a voltage of common coupling with a gain to obtain the scaled imaginary part of voltage of common coupling.

US Pat. No. 10,770,899

RESOURCE CONTROL BY PROBABILITY TREE CONVOLUTION PRODUCTION COST VALUATION BY ITERATIVE EQUIVALENT DEMAND DURATION CURVE EXPANSION (AKA. TREE CONVOLUTION)

1. A method in a smart grid control system to control a smart energy grid, the method comprising:receiving, by the smart grid control system, input data that describes one or more operational parameters of each of a plurality of resources of the smart energy grid, the plurality of resources comprising at least a plurality of energy generation resources;
building, by the smart grid control system, a probability tree based at least in part on the received input data, the probability tree comprising a plurality of leaves, each leaf of the plurality of leaves representative of one or more of the plurality of resources of the smart energy grid;
performing, by the smart grid control system, a plurality of approximation iterations to iteratively revise the probability tree based at least in part on iterative updates to an estimated demand duration curve, the iterative updates to the estimated demand duration curve based at least in part on iterative selections of paths through the probability tree, each of the approximation iterations comprising revising, by the smart grid control system, the probability tree based at least in part on an analysis of a most recently updated version of the estimated demand duration curve, the revising comprising:
splitting a first path of the paths through the probability tree into at least a second path and at least a third path, and
determining, by the smart grid control system, a sensitivity factor for each resource included in said at least second path and said at least third path, the sensitivity factor determined for said each resource indicating a magnitude of impact that operational unavailability of said each resource will have on the estimated demand duration curve; and
after performing the plurality of approximation iterations, controlling, by the smart grid control system, the smart energy grid to activate or deactivate one or more resources of the smart energy grid based at least in part on the most recently revised probability tree.

US Pat. No. 10,770,898

METHODS AND SYSTEMS FOR ENERGY USE NORMALIZATION AND FORECASTING

Screaming Power Inc., Pi...

1. A computer-implemented method of generating a temperature-normalized energy use intensity (EUI-T) value for a structure, the method comprising:receiving, by a processor: raw energy use data by the structure; weather information for a geographic location containing the structure, the weather information comprising a plurality of weather parameters related to weather data; and building occupancy information of the structure, the building occupancy information comprising one or more occupancy parameters related to occupancy data;
pre-processing, validating and remediating, by the processor, the raw energy use data;
generating, by the processor, an energy use intensity (EUI) value representing energy use by the structure over a time period;
generating, by the processor, a heating load of the structure, a cooling load of the structure and a baseload value of the structure, the baseload value comprising a passive baseload and an active baseload, the passive baseload determined from either a historic minimum energy use or from a combination of the heating load and the cooling load;
generating, by the processor, an energy use intensity baseload (EUIbl) value corresponding to the baseload value over the time period;
training, by the processor, a neural network on data related to the weather information and the building occupancy information to generate a non-linear Structure Dependent Energy Usage/Loss (SDE U/L) of the structure, with each of the weather parameters and each of the one or more occupancy parameters assigned to a node at an input layer of the neural network, the neural network comprising one or more hidden layers and the neural network using back propagation to generate the SDE U/L; and
generating, by the processor, the temperature-normalized energy use intensity value at a set point temperature of the structure, based on the EUIbl and the SDE U/L at the set-point temperature of the structure.

US Pat. No. 10,770,897

LOAD REDUCTION OPTIMIZATION

EnergyHub, Inc., Brookly...

1. A computer-implemented method, comprising:accessing load reduction parameters for a load reduction event;
accessing energy consumption models for multiple systems involved in the load reduction event;
performing, based on the load reduction parameters and the energy consumption models, a plurality of simulations of load reduction events that simulate variations in control parameters used to control the multiple systems;
accessing a load reduction curve requested for the load reduction event;
optimizing, against the load reduction curve, the load reduction event by iteratively modifying the control parameters used in the plurality of simulations of load reduction events, the optimization against the load reduction curve comprises identifying, from among the plurality of simulations of load reduction events, a simulation that most closely matches the load reduction curve; and
outputting the optimal load reduction event with optimized control parameters.

US Pat. No. 10,770,896

SOLID STATE POWER CONTROLLER

HS ELEKTRONIK SYSTEME GMB...

1. A solid state power controller configured to supply electric power from an AC power supply to at least one load via at least one power distribution channel, the at least one power distribution channel comprising a primary solid state switching device and a secondary solid state solid state switching device connected in series;each of the primary and secondary solid state switching devices having a first terminal (D), a second terminal (S), and a control terminal (G), each of the primary and secondary solid state switching devices configured to switch between an OFF operation mode in which the second terminal (S) is electrically disconnected from the first terminal, and an ON operation mode in which the second terminal (S) is electrically connected to the first terminal (D), according to a control voltage applied to the control terminal (G);
wherein the solid state power controller comprises:
a primary control terminal driver configured to supply a primary control voltage to the control terminal (G) of the primary solid state switching device with respect to a reference potential (R); and
a secondary control terminal driver configured to supply a secondary control voltage to the control terminal (G) of the secondary solid state switching device;
wherein the secondary control terminal driver is electrically isolated from the primary control terminal driver; and
wherein the secondary control terminal driver is configured to supply the secondary control voltage to the control terminal (G) of the secondary solid state switching device based on a control signal provided by the primary control terminal driver.

US Pat. No. 10,770,895

POWER DISTRIBUTION SYSTEMS

GE Energy Power Conversio...

1. A power distribution system comprising:a plurality of ac generators configured to supply a variable frequency output during normal operation of the power distribution system;
a main ac busbar configured to receive the variable-frequency distribution voltage from the plurality of ac generators;
a plurality of first power converters each connected between an electrical load and the main ac busbar;
a second power converter separately disposed from the plurality of first power converters, and comprising a first active rectifier/inverter comprising ac terminals and dc terminals, the ac terminals being connected to the main ac busbar, and a second active rectifier/inverter comprising ac terminals and dc terminals, the ac terminals of the second active rectifier/inverter being connected to a second ac busbar separately disposed from the main ac busbar, and wherein the dc terminals of the first and second active rectifier/inverters being connected together by a dc link;
a power source being an alternative dc power source connected to the dc link via an extended dc link, and operated to selectively provide power to the main ac busbar through the first active rectifier/inverter and/or the second ac busbar through the second active rectifier/inverter when outside of the normal operation of the power distribution system; and wherein
the main ac busbar carries the variable-frequency distribution voltage and the second ac busbar carries a fixed frequency distribution voltage.

US Pat. No. 10,770,894

FAST SETTLEMENT OF SUPPLEMENT CONVERTER FOR POWER LOSS PROTECTION SYSTEM

Active-Semi, Inc., Torto...

1. An integrated circuit comprising:a current switch circuit that has an on state and an off state, wherein in the on state the current switch circuit provides a low resistance current path through the current switch circuit, out of the integrated circuit, and to an output node, wherein in the off state the current switch circuit decouples two terminals of the integrated circuit, and wherein the current switch circuit outputs a signal indicative of a magnitude of a current flow through the current switch circuit;
a switching converter control circuit that is a part of a switching converter, wherein the switching converter has a buck on state, wherein in the buck on state, the switching converter control circuit drives a regulated voltage onto the output node, and wherein if the switching converter is not in the buck on state then the switching converter does not drive any regulated voltage onto the output node; and
a prebiasing circuit that receives the signal from the current switch circuit and that is coupled to drive a prebias signal onto a control loop node, wherein the prebiasing circuit is enabled to drive the prebias signal onto the control loop node at a time immediately prior to the switching converter entering the buck on state, and wherein the prebiasing circuit is disabled from driving the control loop node upon the switching converter entering the buck on state.

US Pat. No. 10,770,893

MULTI-PORT CONVERTER STRUCTURE FOR DC/DC POWER CONVERSION

THE GOVERNING COUNCIL OF ...

1. A system for interconnecting a plurality of energy storage devices to a DC bus, the system comprising:at least one interconnection circuit comprising:
two switching cells, each switching cell including a pair of terminals and a switching node;
a capacitor or capacitive network providing capacitive coupling between the pairs of the terminals of the two switching cells, the capacitor or capacitive network including:
a first capacitor having a (i) positive terminal coupled to a positive node of a first switching cell of the two switching cells, and a (ii) negative terminal coupled to a positive node of a second switching cell of the two switching cells; and
a second capacitor having a (i) positive terminal coupled to a negative node of the first switching cell of the two switching cells, and a (ii) negative terminal coupled to a negative node of the second switching cell of the two switching cells; and
a filter inductor connected between the two switching cells; and
a switching cell controller for providing a target voltage at the DC bus, the switching cell controller configured to:
cycle one switching cell of the two switching cells at a relatively high frequency to produce a varying first voltage; and
cycle the other switching cell of the two switching cells at a relatively low frequency to produce a varying second voltage;
wherein the sum of the first voltage and the second voltage is the target voltage; and the first voltage and the second voltage vary to balance the state of charge of the energy storage devices.

US Pat. No. 10,770,892

SPACE EFFICIENT AND POWER SPIKE RESISTANT ESD POWER CLAMP WITH DIGITALLY TIMED LATCH

INTERNATIONAL BUSINESS MA...

1. A system for protecting a circuit using a clamping device comprising:a trigger circuit comprising a resistor-capacitor (RC) network and an inverter stage circuit;
a clamp transistor coupled to the trigger circuit;
a timing circuit coupled to the trigger circuit and a timing controlled transistor, wherein the timing circuit comprises an oscillator circuit and a divider circuit; and
the timing controlled transistor coupled to the trigger circuit and the timing circuit.

US Pat. No. 10,770,891

PROTECTION OF AN NFC ROUTER AGAINST OVERVOLTAGE

STMICROELECTRONICS (ROUSS...

1. A device comprising:a first antenna terminal;
a second antenna terminal;
a ground terminal;
a near field communication circuit coupled to the first and second antenna terminals, the near field communication circuit configured to operate at an operating frequency;
a first voltage-limiter coupled between the first antenna terminal and the ground terminal;
a second voltage-limiter coupled between the second antenna terminal and the ground terminal; and
a controller configured to detect, at the first and second antenna terminals, an electromagnetic field having a frequency that corresponds to the operating frequency, and to control the first and second voltage-limiters based upon the detected electromagnetic field, wherein the first and second voltage-limiters are active by default and wherein the controller is configured to deactivate the first and second voltage-limiters after detecting that the frequency corresponds to the operating frequency of the near field communication circuit.

US Pat. No. 10,770,890

MODULAR ACCESS CONNECTION SYSTEM

COMTEST NETWORKS INC., O...

1. A plug-in module for use in conjunction with an interface panel including at least one socket, the plug-in module comprising:three pairs of pins configured to electrically engage corresponding pairs of ports of a selected socket; and
a pair of first contacts, each first contact including:
a first leg defining an electrical connection between a selected one of a first pair of pins and a mounting point associated with a surge arrester, the first leg being configured to absorb surge currents between the selected one of the first pair of pins and the surge arrester;
a second leg defining an electrical connection between the first leg and at least one of a contact point of a printed circuit board;
each first contact being configured to structurally support at least the first leg and the surge arrester such that surge currents through the first leg are isolated from the at least one of the contact point of the printed circuit board and a selected one of a second pair of pins;
a ground pin configured to electrically engage a corresponding ground port of the selected socket; and
a ground contact defining an electrical connection between the surge arrester and the ground pin;
wherein the second leg defines an electrical connection between the first leg and the contact point of the printed circuit board, and wherein the ground contact is configured such that surge currents through the ground contact are isolated from the printed circuit board;
a pair of second contacts, each second contact including:
a third leg defining an electrical connection between a selected one of the second pair of pins and a mounting point associated with a second surge arrester, the third leg being configured to absorb surge currents between the selected one of the second pair of pins and the second surge arrester; and
a fourth leg defining an electrical connection between the third leg and a second contact point of the printed circuit and
each second contact being configured to structurally support at least the third leg and the second surge arrester such that surge currents through the third leg are isolated from the second contact point of the printed circuit board.

US Pat. No. 10,770,889

SEMICONDUCTOR CIRCUIT

HONDA MOTOR CO., LTD., T...

1. A semiconductor circuit comprising:a plurality of semiconductor switches arranged in parallel to one another and configuring arms connected between positive and negative poles of a DC power supply; and
a drive circuit configured to cause the plurality of semiconductor switches of the arms to switch to an on state or an off state at the same time, wherein,
the drive circuit includes means to detect a short circuit of a semiconductor switch and cause the short-circuited semiconductor switch to switch to the off state,
an inter-switch current suppression portion is electrically connected to signal lines between the drive circuit, and control signal input terminals and current output terminals of the semiconductor switches,
the inter-switch current suppression portion is a semiconductor circuit including oppositely wound coils facing each other, and configuring a semiconductor power conversion device that facilitates the semiconductor switches to switch to the off state with the drive circuit, using the inter-switch current flowing between the current output terminals of the plurality of semiconductor switches,
a current lead wire connected from the positive pole to collector terminals of the semiconductor switches is configured from a collector-side bus bar branched in an equal manner from the collector terminals of the adjacent semiconductor switches,
a current lead wire connected from emitter-side terminals of the semiconductor switches to the negative pole is configured from an emitter-side bus bar branched in an equal manner to the emitter terminals of the adjacent semiconductor switches,
the collector-side bus bar and the emitter-side bus bar are arranged in parallel in a state of being isolated from each other and are fitted in a fixed manner to each other, and
an inductance generation portion is provided in one or both of the collector-side bus bar and the emitter-side bus bar, the inductance generation portion generating a difference in inductance between the collector-side bus bar and the emitter-side bus bar.

US Pat. No. 10,770,888

OVERCURRENT PROTECTION DEVICE FOR SEMICONDUCTOR DEVICE

FUJI ELECTRIC CO., LTD., ...

1. An overcurrent protection device for a semiconductor device, comprising:a current detection circuit configured to detect, as a sense voltage, a sense current flowing through a current sense terminal of the semiconductor device;
an overcurrent detection circuit configured to compare the sense voltage detected by the current detection circuit with an overcurrent threshold value to output an overcurrent detection signal;
a mode determination circuit configured to determine a superposition mode in which a transient sense voltage caused by a gate current of the voltage-controlled semiconductor device flowing through the current sense terminal is superimposed on the sense voltage or a normal mode in which the transient sense voltage is not superimposed on the sense voltage; and
a timing adjustment circuit configured to adjust a delay time of the overcurrent detection signal based on a result of the determination by the mode determination circuit, and when the result of the determination of the mode determination circuit indicates the superposition mode, the timing adjustment circuit is configured to ignore the overcurrent detection signal, which is output by the overcurrent detection circuit to the timing adjustment circuit, for a predetermined period of time.

US Pat. No. 10,770,887

SEMICONDUCTOR CIRCUIT INTERRUPTION DEVICES USING CURRENT FILTERING TO IMPROVE DEVICE COORDINATION

Eaton Intelligent Power L...

1. An apparatus comprising:a circuit breaker comprising a semiconductor switch configured to interrupt a current between a power source and a load;
an inductor coupled in series with the semiconductor switch;
a capacitor coupled to a node between the inductor and the load;
a current sensor configured to sense a current provided to the load from the node; and
a control circuit coupled to the current sensor and configured to determine a rate of change of the sensed current and to open the semiconductor switch responsive to the determined rate of change of the sensed current exceeding a rate of change threshold.

US Pat. No. 10,770,886

ELECTROMAGNETIC LOAD DRIVE DEVICE AND IN-VEHICLE CONTROL SYSTEM

HITACHI AUTOMOTIVE SYSTEM...

11. An in-vehicle control system comprising:an electromagnetic induction load; and
an electromagnetic load driving device configured to drive the electromagnetic induction load,
wherein the electromagnetic load driving device includes:
a first switch configured to control an energizing current to be supplied to the electromagnetic induction load;
a second switch connected to the electromagnetic induction load in series, the second switch being configured to switch between interruption and energization of the energizing current;
a voltage detecting unit configured to detect a voltage between the second switch and the electromagnetic induction load; and
a computing unit configured to diagnose whether an energizing path of the energizing current is normal, based on a surge voltage detected by the voltage detecting unit when the second switch interrupts the energizing current during the control of the energizing current by the first switch.

US Pat. No. 10,770,885

GROUND FAULT CIRCUIT INTERRUPTER WITH COMBINED TRIPPING CURVE FOR ELECTRIC VEHICLE CHARGING

1. Ground fault circuit interrupter (GFCI) with a residual current device comprising a tripping characteristic having a combined time-current curve that implements for each current value a minimum tripping time value of a first time-current curve and a second time-5 current curve.

US Pat. No. 10,770,884

POWER SUPPLY CONTROL APPARATUS

AUTONETWORKS TECHNOLOGIES...

1. A power supply control apparatus comprising:a switching circuit that turns ON or OFF a switch provided at a point along a wire, wherein power supply via the wire is controlled by switching with the switching circuit;
a current output circuit configured to output a current whose current value increases as a current value of a current flowing through the wire increases;
a resistance circuit through which the current that the current output circuit outputs flows, wherein the resistance circuit includes:
a first resistor; and
a series circuit of a second resistor and a capacitor that is connected in parallel to the first resistor; and
a voltage applying circuit configured to, if an end-to-end voltage value across the resistance circuit becomes higher than or equal to a predetermined voltage value, apply a voltage whose value is higher than the predetermined voltage value,
wherein the switching circuit turns OFF the switch if the end-to-end voltage value becomes higher than or equal to the predetermined voltage value.

US Pat. No. 10,770,883

ONE-TRANSISTOR DEVICES FOR PROTECTING CIRCUITS AND AUTOCATALYTIC VOLTAGE CONVERSION THEREFOR

Sympote Technologies LLC,...

1. A device for protecting a circuit having a primary current path from an overcurrent condition, comprising:a first terminal and a second terminal configured to route the primary current path through the device;
a first transistor comprising a first gate, a first drain, and a first source;
wherein the first transistor is a depletion mode, normally-on transistor;
wherein the first transistor is arranged in series in the primary current path between the first terminal and the second terminal;
a driver circuitry;
the driver circuitry comprising a voltage converter circuitry adapted to receive an input voltage derived solely from a voltage between the first terminal and the second terminal, and convert the input voltage to a releasably-stored voltage,
wherein the driver circuitry is configured to apply the releasably-stored voltage or a derivative voltage thereof as a gate voltage at the first gate relative to the first source,
wherein the driver circuitry converts the input voltage to the releasably-stored voltage by multiplying and inverting the input voltage; and
wherein the voltage converter circuitry comprises a switched capacitor network;wherein, when a first positive voltage and a normal current condition exist from the first terminal to the second terminal,the first transistor is configured to pass current between the first terminal and the second terminal; andwherein, when a second positive voltage and a severe overcurrent condition exist from the first terminal to the second terminal,the driver circuitry is configured to drive the first transistor into blocking depletion mode by applying the releasably-stored voltage or the derivative voltage thereof as the gate voltage; andwherein the device is configured to pass current during normal current conditions, and to substantially block current during severe overcurrent conditions.

US Pat. No. 10,770,882

POWER MODULE

SHINDENGEN ELECTRIC MANUF...

1. A power module wherein a package houses therein:a current input terminal and a current output terminal;
a power semiconductor device used for a switching purpose to conduct/interrupt a current, which flows from the current input terminal to the current output terminal, according to a switching signal;
a resistor for detecting an operation state of the power semiconductor device; and
a switch for a current-interrupting purpose that is connected in series to the power semiconductor device,
wherein the power semiconductor device, the switch and the resistor are in series connected between the current input terminal and the current output terminal,
one end of the power semiconductor device is connected to the current input terminal, and the other end of the power semiconductor device is connected to the switch at a connection point for connecting the power semiconductor device and the switch to each other,
one end of the switch is connected to the connection point and the other point of the switch is connected to one end of the resistor,
the other end of the resistor is connected to the current output terminal, and
the switch is configured to, in response to a control signal generated on a basis of a voltage between the one end of the switch and the other end of the resistor, go into a conduction state so as to conduct a current flowing in the power semiconductor device during a normal operation of the power semiconductor device and to go into an interruption state so as to interrupt the current flowing in the power semiconductor device when a short-circuit failure has occurred in the power semiconductor device.

US Pat. No. 10,770,881

SYSTEMS AND METHODS FOR SCRIPT IMPLEMENTED LOGIC FOR TRIGGER FOR CONVERTING ELECTROMECHANICAL RELAY OUTPUTS INTO FAULT INDICATION FOR AUTOMATIC RESTORATION APPLICATION

PPL CORPORATION, Allento...

1. A system for automatic power outage restoration, the system comprising:a conversion module, the conversion module receiving relay package input from an electro-mechanical relay package and executing code to convert the relay package input to readable output transmitted to an automatic outage restoration system, the conversion module is configured to receive the relay package input;
determine whether a circuit breaker corresponding to the electro-mechanical relay package is opened manually;
determine whether a non-fault scenario has occurred at the circuit breaker;
determine whether a time from an opening of the circuit breaker has been more than a preset time; and
based on determining that the circuit breaker was not opened manually, that a non-fault scenario has not occurred, and that the time has not been more than the preset time, outputting a set signal from the conversion module, wherein an automatic outage restoration application resets the circuit breaker based on the set signal.

US Pat. No. 10,770,878

ELECTRIC CONNECTION BOX

YAZAKI CORPORATION, Toky...

1. An electric connection box comprising:a frame having a cylindrical outer wall and having a housing space on an inner side of the outer wall; and
a cover having a side wall fitted into a first end portion, which is one end in an axial direction of the outer wall, in the axial direction, wherein
the first end portion of the outer wall has a plate-shaped protruded portion that is protruded in the axial direction,
the protruded portion has a pair of side portions respectively placed at one end and another end in a width direction and extended in the axial direction,
the side wall has a pair of edge portions in the axial direction, the edge portions respectively corresponding to the pair of side portions, and has a notch between the pair of edge portions,
each of the pair of edge portions has a first facing surface and a second facing surface,
the first facing surface abuts on the pair of side portions in a thickness direction of the protruded portion in a state in which the frame and the cover are not fitted, and
the second facing surface faces the pair of side portions in the width direction and positions the cover with respect to the frame in a state in which the first facing surface abuts on the pair of side portions.

US Pat. No. 10,770,876

ELECTRICAL CONNECTION BOX AND GROUND CONNECTION STRUCTURE THEREOF

YAZAKI CORPORATION, Mina...

1. An electrical connection box comprising:an outer box configured to be fixed to a fixing target;
an inner box configured to be detachably accommodated in the outer box, wherein the outer box comprises:
an outer box body having an accommodation space to accommodate the inner box;
a first lock portion provided on the outer box body to lock the inner box when the inner box is accommodated in the outer box body; and
a ground member provided on the outer box body and configured to be electrically connected to a ground conductor provided outside the outer box body, the ground member including a first ground contact portion provided at or adjacent to the first lock portion in an exposed manner, and
wherein the inner box comprises:
an inner box body in which an circuit base is to be loaded, the inner box body being configured to be detachably accommodated in the outer box body;
a second lock portion provided on the inner box body and configured to be engaged with the first lock portion of the outer box when the inner box body is accommodated in the outer box body;
a ground circuit element provided in the inner box body and to which the circuit base is connected to ground the circuit base;
a contact conductor electrically connected to the ground circuit element and provided on the inner box body, the contact conductor including a second ground contact portion configured to be electrically connected to the first ground contact portion of the outer box when the first lock portion and the second lock portion are engaged with each other.

US Pat. No. 10,770,874

FLEXIBLE COVER FOR WIRES OR CABLES

1. A flexible covering comprising:a flexible wrap having a prescribed length between first and second ends in a first direction, wherein a first edge of the flexible wrap overlaps a second edge of the flexible wrap in a first state; and
at least one pliable insert embedded within the flexible wrap, the pliable insert being more rigid than the flexible wrap,
wherein the pliable insert is configured to maintain the flexible wrap in a bent state when the flexible wrap is folded in a second direction different from and perpendicular to the first direction,
wherein the flexible wrap is capable of being unrolled into a second state,
wherein the at least one pliable insert includes a rod running through an entire length of the flexible wrap,
wherein the at least one pliable rod is made of a metal, and
wherein the at least one pliable rod includes a pliable mesh sheet that runs through the entire flexible wrap.

US Pat. No. 10,770,873

FLEXIBLE VULCANIZED JOINT BETWEEN TWO ELECTRIC POWER CABLES AND PROCESS FOR PRODUCING SAID JOINT

NKT HV Cables AB, Lyckeb...

1. A process for producing a flexible vulcanized joint between two electric power cables, each cable having a metal conductor and an electric insulation system radially surrounding the conductor, the electric insulation system having an inner semi-conducting layer, an insulation layer, and an outer semi -conducting layer, the process comprising the following steps:i) Producing an exposed conductor joint between each end of the two cable ends to be joined;
ii) Producing an inner semi-conducting layer that radially surrounds and covers the exposed conductor joint;
iii) Winding an insulation tape including an organic peroxide around the inner semi-conducting layer thereby radially surrounding and covering the inner semi-conducting layer;
iv) Curing the insulation tape and thereby producing an insulation layer; and
v) Producing an outer semi-conducting layer that radially surrounds and covers the insulation layer;
wherein the step iii) of winding the insulation tape around the inner semi -conductor layer is performed under an oxygen-free atmosphere.

US Pat. No. 10,770,872

FLEXIBLE ELECTRICAL ISOLATION DEVICE

Quanta Associates, L.P., ...

1. An electrical isolation link comprising: an electrically insulating rope encased in the hollow cavity of a flexible dielectric fluid-impermeable weather shielding covering the rope so as to extend along substantially an entire length of the rope between the opposite ends of the rope, a dielectric fluid also encased within the weather shielding, wherein air in interstices between fibers of the rope, air bubbles, air pockets, and air in voids between the rope and the weather shielding are excluded by the presence of the dielectric fluid in the hollow cavity and impregnation of the dielectric fluid into the rope, and wherein the opposite ends of the rope, and corresponding opposite ends of the weather shielding are sealed to form opposite fluidically sealed ends, and wherein each of the sealed ends are mounted to terminating couplings, wherein the rope is mounted to the terminating couplings to take-up substantially an entire tensile load applied to the terminating couplings, and wherein the terminating couplings are adapted to couple to objects at opposite ends of the link, and wherein the objects are chosen from the group consisting of: a pulling line, a replacement conductor, a to-be-replaced conductor, a new replacement conductor, a static wire, a slung load, an aerial vehicle.

US Pat. No. 10,770,871

MECHANICAL ARRANGEMENT OF A SUBSEA SWITCHGEAR

ABB Schweiz AG, Baden (C...

1. A switching device unit for a subsea switchgear, the switching device unit comprising:a fluid tight switching device housing including bushing openings,
a plurality of switching devices sealed within the same switching device housing, and
housing power connections for connecting the switching devices through the bushing openings,
wherein the switching devices are arranged along two parallel lines, there being at least three switching devices in each of the two lines,
wherein the housing power connections leading to the first line of switching devices are led over the second line of switching devices, and
wherein the switching device housing is a tank.

US Pat. No. 10,770,870

CONTAINERIZED POWER FLOW CONTROL SYSTEMS

Smart Wires Inc., Union ...

1. A containerized system for transporting and deploying a power flow control system for a power transmission line, the containerized system comprising:the power flow control system including:
an upstream connection configured to be coupled to an upstream portion of the power transmission line,
a downstream connection configured to be coupled to a downstream portion of the power transmission line, and
one or more impedance injection modules configured to inject reactive power to the power flow control system, and electrically coupled between the upstream connection and the downstream connection;
at least one container for installation of the power flow control system, each of the at least one container includes at least one of the one or more impedance injection modules;
wheels for transporting the container; and
outriggers for stabilizing the container;
wherein the containerized system is configured to be deployed on an as needed basis.

US Pat. No. 10,770,869

AC POWER ADAPTER AND POWER DISTRIBUTION SYSTEM EMPLOYING SAME

DELTA ELECTRONICS, INC., ...

1. An AC power adapter comprising:an input connector receiving a three-phase AC power;
a first power conveying wire connected with the input connector and comprising an input neutral wire, plural input live wires and an input ground wire, wherein the input neutral wire, the plural input live wires and the input ground wire are insulated from each other;
a junction box comprising a first accommodation space, wherein the first power conveying wire is at least partially inserted into the first accommodation space;
a power conveying wire assembly at least partially inserted into the first accommodation space and comprising plural output neutral wires, plural output live wires and an output ground wire, wherein the plural output neutral wires, the plural output live wires and the output ground wire are insulated from each other, wherein in the first accommodation space, the plural output neutral wires are all connected with the input neutral wire of the first power conveying wire, the plural output live wires are connected with the plural input live wires of the first power conveying wire one-to-one, and the output ground wire is connected with the input ground wire of the first power conveying wire; and
one plug providing three single-phase AC powers and comprising a housing and an electrical connector, wherein the electrical connector is engaged or embedded in the housing, and the power conveying wire assembly is at least partially inserted into the housing and is electrically connected with the electrical connector,
wherein the plural input live wires of the first power conveying wire comprise three input live wires, the plural output neutral wires of the power conveying wire assembly comprise three output neutral wires, the plural output live wires of the power conveying wire assembly comprise three output live wires,
wherein in the first accommodation space, the three output neutral wires are all connected with the input neutral wire of the first power conveying wire, the three output live wires are connected with the three input live wires of the first power conveying wire respectively, and the output ground wire is connected with the input around wire of the first power conveying wire, the junction box further comprises:
an input end part and an output end part, wherein the input end part has an aperture, the output end part has an aperture, the aperture of the input end part and the aperture of the output end part are in communication with the first accommodation space separately, the first power conveying wire is at least partially inserted into the first accommodation space through the aperture of the input end part, and the power conveying wire assembly is at least partially inserted into the first accommodation space through the aperture of the output end part; and
a separating base, plural separating plates and a cover plate, wherein the separating base, the plural separating plates and the cover plate are disposed within the first accommodation space, the plural separating plates are mounted on the separating base and form plural wiring channels, so that the plural output neutral wires, the plural output live wires and the output ground wire of the power conveying wire assembly are accommodated in the plural wiring channels respectively, and the cover plate is mounted relative to the plural separating plates.

US Pat. No. 10,770,867

ARRESTER

TDK Electronics AG, Muni...

1. An arrester comprising:at least one first and one second electrode;
a ceramic body for electrical isolation of the first and second electrodes,
wherein the first and second electrodes are spaced by a distance from one another in a direction of a transverse axis of the arrester,
wherein the distance between the first and second electrodes varies along a longitudinal axis of the arrester,
wherein each of the first and second electrodes has a central recess, and
wherein the central recesses are formed mutually opposite around the longitudinal axis of the arrester; and
a third electrode arranged between the first and second electrodes,
wherein the third electrode does not have a recess.

US Pat. No. 10,770,866

LIGHT EMITTING DEVICE

NICHIA CORPORATION, Anan...

1. A light emitting device comprising:a base defining a recess;
a lid portion covering the recess so that a hermetically scaled space is defined by the lid portion and the base, the lid portion having a bottom surface fixed to the base and a top surface opposite to the bottom surface;
a first semiconductor laser element provided in the hermetically sealed space, the first semiconductor laser element being configured and arranged to irradiate a first light having a first peak wavelength in a visible range;
a second semiconductor laser element provided in the hermetically sealed space, the second semiconductor laser element being configured and arranged to irradiate a second light having a second peak wavelength in the visible range, the second peak wavelength being different from the first peak wavelength; and
a collimate lens fixed on the top surface of the lid portion with an adhesive, the collimate lens having a plurality of lens portions including a first lens portion through which the first light passes, and a second lens portion through which the second light passes.

US Pat. No. 10,770,865

MULTI-STRIPE EDGE-EMITTING LASER

Microsoft Technology Lice...

1. An edge-emitting laser, comprising:a substrate;
a lower power optical cavity located on the substrate, the lower power optical cavity including a first active gain section having a first length; and
a higher power optical cavity located on the substrate adjacent the lower power optical cavity, the higher power optical cavity including a second active gain section having a second length greater than the first length, wherein the edge-emitting laser is configured to lase coherent light into a waveguide, and wherein a length of the lower power optical cavity and a length of the higher power optical cavity are tuned to avoid fringe interference due to coherent light propagating through the waveguide.

US Pat. No. 10,770,864

SURFACE EMITTING LASER

TREND LIGHTING CORP., Ta...

1. A surface emitting laser comprising:a conductive substrate;
a metal bonding layer on an upper surface of the conductive substrate;
a laser structure layer on an upper surface of the metal bonding layer, wherein the laser structure layer has a first epitaxial current-blocking layer, and the first epitaxial current-blocking layer has a first current opening for current passing;
an epitaxial semiconductor reflection layer on an upper surface of the laser structure layer;
a first electrode layer on an upper surface of the epitaxial semiconductor reflection layer for packaging and electrical conduction;
wherein the first epitaxial current-blocking layer is grown by a semiconductor epitaxy process, and a type of a semiconductor material of the first epitaxial current-blocking layer is different from a type of a semiconductor material of the laser structure layer;
wherein the surface emitting laser further comprises two conductive metals, portions of the metal bonding layer respectively corresponding to two sides of the first current opening form two recessed grooves; the conductive metals are in the recessed grooves, respectively; surfaces of the conductive metals are flush with a surface of the metal bonding layer and bonded to the laser structure layer.

US Pat. No. 10,770,863

SEMICONDUCTOR LASER DEVICE

FURUKAWA ELECTRIC CO., LT...

1. A semiconductor laser device comprising:a distributed feedback portion serving as a light-emittable active region, the distributed feedback portion having diffraction gratings; and
a distributed reflective portion serving as a passive reflective mirror, the distributed reflective portion having a first diffraction grating, wherein
the distributed feedback portion includes:
a first region adjacent to the distributed reflective portion, the first region having a second diffraction grating, the second diffraction grating having a standard period,
a phase shift region adjacent to the first region, a length of the phase shift region being longer by twice or more than the standard period, the phase shift region having a third diffraction grating, the third diffraction grating having a period different from the standard period, the period corresponding to a wavelength outside a reflection wavelength band of the passive reflective mirror, and
a second region adjacent to an opposite side to the first region adjacent to the phase shift region, the second region having a fourth diffraction grating with the standard period, and
the phase shift region optically changes a phase of laser beam between the first region and the second region.

US Pat. No. 10,770,862

PACKAGE, AND METHOD OF MANUFACTURING A PACKAGE COMPRISING AN ENCLOSURE AND AN INTEGRATED CIRCUIT

Nokia Technologies Oy, E...

1. Method of manufacturing an enclosure for an integrated circuit having at least one optical component and at least one electronic component, the method comprising the steps of:providing at least one thermal contact connected to at least one of the components; and
forming a heat sink that is integral with the enclosure,
wherein the at least one thermal contact is a metal-printed path that comprises an electrically and thermally conductive metal suitable for transferring heat from the at least one component to the heat sink.

US Pat. No. 10,770,861

LIGHT-EMITTING DEVICE HAVING SELF-COOLED SEMICONDUCTOR LASER

UNM Rainforest Innovation...

1. A light-emitting device comprising:a self-cooled semiconductor laser, said self-cooled semiconductor laser comprising:
a laser resonator with a waveguide having a core and bound by a slab photonic-crystal structure that is defined in a cubic, hexagonal, or complex photonic-crystal lattice fabricated in the same structure as said semiconductor laser;
nanoemitters having anti-Stokes photoluminescence when excited by an internal laser emission, said nanoemitters are located in said core of said waveguide;
said waveguide made of a wider-bandgap semiconductor material than said nanoemitters; and
wherein said nanoemitters are quantum dots.

US Pat. No. 10,770,860

LOOKTHROUGH COMPRESSION ARRANGEMENT

1. A system for amplifying an output fluence in a stimulated scattering system, the system comprising:an input extraction pulse module comprising:
an optical pulse; and
one or more optical elements positioned to direct said optical pulse toward a fast compression stage;
said fast compression stage comprising:
one or more sections that each correspond to a distinct medium and positioned within a propagation media without intervening permanent optical materials between sections;
wherein said propagation media is a gaseous media within a total pressure range of 0.5-2 atmospheres;
one or more pump pulses, each impinging upon one of the one or more sections, wherein said optical pulse is shorter than the pump pulse and is amplified as it interacts with the pump pulse;
a transition section having a transition medium to receive the optical pulse; and
a target chamber to hold a target within a vacuum, wherein said target interacts with and is energized by said optical beam.

US Pat. No. 10,770,859

SHORT PULSE WAVELENGTH TUNING VIA TIMED SOLITON-DISPERSIVE WAVE INTERACTION

Massachusetts Institute o...

1. A laser system comprising:a first laser source to emit a first pulse at a first wavelength;
a second laser source to emit a second pulse at a second wavelength different than the first wavelength;
a controller, operably coupled to at least one of the first laser source or the second laser source, to vary a time delay between the first pulse and the second pulse; and
an optical waveguide in optical communication with the first laser source and the second laser source and having a zero-dispersion wavelength between the first wavelength and the second wavelength, to guide the first pulse and the second pulse, cross-phase modulation in the optical waveguide causing the first pulse to shift the second wavelength by a first wavelength shift and the second pulse to shift the first wavelength by a second wavelength shift, the first wavelength shift and the second wavelength shift depending on the time delay.

US Pat. No. 10,770,857

ELECTRONIC EQUIPMENT ASSEMBLY METHOD

PANASONIC INTELLECTUAL PR...

1. An electronic equipment assembly method for installing a second end portion of a belt-shape cable onto a connector of electronic equipment in a state where a first end portion of the belt-shape cable including the first end portion and the second end portion is connected to an electronic circuit, and a root, which is close to the first end portion, of the cable stands upward, the method comprising:allowing a cable holding tool to come into contact with the root;
pushing down the cable to the connector side by allowing the cable holding tool to be close to the connector;
holding the cable pushed down by the cable holding tool; and
installing the second end portion onto the connector by relatively moving the cable holding tool with respect to the connector.

US Pat. No. 10,770,856

BENT ELECTRIC CONTACT ELEMENT WITH CHAMFERED EDGES AND METHOD FOR ITS MANUFACTURE

TE Connectivity Germany G...

1. An electric contact element, comprising:a linear portion; and
a bent portion extending from the linear portion and having a cross-section including:
a corner that has a chamfer inclined between 30 degrees and 60 degrees, relative to at least one of an adjacent side, at least in the bent portion, the chamfer disposed at an end of a fracture section of a sheared side of the cross-section; and
a plastically flattened side arranged only in the bent portion.

US Pat. No. 10,770,855

TERMINAL, BOARD CONNECTOR, BOARD WITH CONNECTOR AND TERMINAL PRODUCTION METHOD

Sumitomo Wiring Systems, ...

1. A terminal with a board connecting portion to be connected to a circuit board, comprising:a base; and
a plating layer;
wherein:
the base has a plated surface covered by the plating layer and an exposed surface;
the plating layer has a first inclined surface for covering a slope connecting the plated surface and the exposed surface in the board connecting portion;
the board connecting portion has a rising surface rising at an angle from the exposed surface;
the rising surface exposes the base; and
the plating layer has a second inclined surface for covering a slope connecting the plated surface and the rising surface.

US Pat. No. 10,770,854

HIGH INTEGRATION ASSEMBLY PROCESS FOR AC ADAPTER WITH FOLDABLE PRONGS

Dell Products, L.P., Rou...

1. An AC (Alternating Current) plug for providing power via a power circuit, the AC plug comprising:a PCB (printed circuit board) connecting the AC plug to the power circuit, wherein the PCB comprises a plurality of contact pads;
a cover comprising a plurality of slots;
a plurality of spring mounted terminals, wherein a first end of each of the spring mounted terminals is positioned on one of the plurality of contact pads, and wherein the spring mounted terminals are positioned based on an alignment of the second end of each of the spring mounted terminals with an alignment structure of the cover; and
a plurality of prongs conforming to receptacles of an AC outlet, wherein:
in an extended position, the plurality of prongs are insertable in the receptacles of the AC outlet and each of the plurality of prongs contacts a respective spring mounted terminal coupled to the power circuit; and
in a retracted position, each of the plurality of prongs are recessed in a slot of the plurality of slots of the cover and each of the plurality of prongs does not contact the respective spring mounted terminals.

US Pat. No. 10,770,853

ELECTRICAL POWER COUPLER FOR PORTABLE ELECTRONIC COMPUTING DEVICE AND FOR CASE FOR PORTABLE ELECTRONIC COMPUTING DEVICE

PIONEER SQUARE BRANDS, IN...

1. An electrical power coupler for an electronic tablet computing device, the electronic tablet computing device having an electrical-power-capable receptacle, the electrical power coupler for a tablet case assembly, the tablet case assembly having an electrical-power-coupler docking bay, the electrical power coupler comprising:a coupler plug sized and shaped to removably couple with the electrical-power-capable receptacle of the electronic tablet computing device, the electrical power coupler sized and shaped to removably couple with the electrical-power-coupler docking bay of the tablet case assembly;
a first coupler electrode;
a second coupler electrode, the coupler plug being in electrical connection with the first coupler electrode and with the second coupler electrode; and
a coupler base portion and a coupler extension portion, the first coupler electrode and the second coupler electrode extending from the coupler base portion in a first direction, the coupler extension portion extending from the coupler base portion in a second direction substantially opposite from the first direction,
wherein the coupler extension portion of the electrical power coupler includes a first coupler center face, and the coupler base portion of the electrical power coupler includes a second coupler center face, and a third coupler center face, the first coupler electrode and the second coupler electrode extending from the second coupler center face, the coupler plug extending from the third coupler center face facing in a direction opposite of the second coupler center face is facing, one or more portions of the third coupler center face of a curvilinear profile to conform with a curvilinear profile of the electronic tablet computing device.

US Pat. No. 10,770,852

CIRCUIT INTERCONNECTING DEVICE FOR LIGHTING DETECTION

BOE TECHNOLOGY GROUP CO.,...

1. A circuit interconnecting device, comprising a circuit connection board and a detachable circuit board, wherein,the circuit connection board comprises an input terminal, an output terminal and an onboard slot member, the input terminal is coupled to the onboard slot member through a first circuit, and the output terminal is coupled to the onboard slot member through a second circuit; and
the detachable circuit board is inserted into the onboard slot member to make the first circuit and the second circuit electrically connected, and the detachable circuit board comprises a first writing for transmitting a non-power supply signal and a second wiring for transmitting a power supply signal, a distance from an end of the second wiring to an insertion end plane of the circuit board is larger than a distance from an end of the first wiring to the insertion end plane of the circuit board.

US Pat. No. 10,770,851

LUG ASSEMBLIES AND RELATED ELECTRICAL APPARATUS AND METHODS

Eaton Intelligent Power L...

1. A method of monitoring current from a power source to an electrical switching device, comprising:electronically monitoring current from the power source to the electrical switching device using a circuit on a printed circuit board in a housing of a lug assembly, wherein the housing is inside an enclosure of an electrical distribution apparatus, wherein the lug assembly is attached to at least one power cable, and wherein the housing of the lug assembly positions the printed circuit board adjacent the electrical switching device,
wherein the electrical switching device comprises a main circuit breaker, and wherein the electrical distribution apparatus is a load center or meter stack and further comprises a plurality of additional main circuit breakers, each main circuit breaker coupled to a respective lug assembly having a respective printed circuit board with a corresponding circuit that electronically monitors current from the power source to a corresponding main circuit breaker, the method further comprising:
obtaining current measurements from each circuit based on the monitored current; and
electronically sending the current measurements to local and/or remote devices.

US Pat. No. 10,770,849

TRANSFORMER

1. A transformer comprising a body and a base for mounting said body, said body comprising an output of low-voltage-side and an input of high-voltage-side, said output of low-voltage-side comprising a clamping portion (8) for clamping a low-voltage binding post and a connecting portion (9) for connecting with a busbar, said clamping portion (8) being formed integrally with said connecting portion (9); characterized in thatsaid connecting portion (9) comprising a connecting rod, which partly inserts into said connecting portion (9) and has an interference fit with said connecting portion (9), said connecting rod comprising a conductive first column portion (1) that has an interference fit with a busbar, said first column portion (1) axially arranging a conductive second column portion (2) which has an interference fit with said first column portion (1), said second column portion (2) being located inside of said first column portion (1), a thermal expansion coefficient of said second column portion (2) being greater than that of said first column portion (1), a resistivity of said second column portion (2) being greater than that of said first column portion (1), a material of said second column portion (2) being an aluminum or an aluminum alloy, and a material of said first column portion (1) being a copper or a copper alloy.

US Pat. No. 10,770,848

CONNECTING ELEMENT

STAUBLI ELECTRICAL CONNEC...

1. A connection element for establishing an electrical contact between two busbars, wherein the connection element comprises:a housing with an interior; and
a contact element, which is mounted in the interior,
wherein each of the two busbars can be inserted into the housing along an inserting direction,
wherein the contact element divides the interior along a plane into at least one first receiving space to receive a first busbar and a second receiving space to receive a second busbar,
wherein the contact element can establish an electrical contact between the first busbar and the second busbar,
wherein the contact element is mounted by several bearing points in the interior of the housing, and
wherein at least one of the bearing points protrudes from a side wall into the interior, the side wall lying in a transverse plane oriented transversely to the plane, and the bearing point for the contact element providing a movement limitation in at least one translatory direction,
wherein one of the at least one of the bearing points is a single bearing point, which starting from a middle position of the contact element provides a movement limitation for the contact element in a translatory direction,
wherein said single bearing point is provided by a bearing surface, and
wherein the bearing surfaces lying closer to an entrance opening, as seen in the inserting direction, are situated at a greater distance from the wall coming into contact with the busbar than bearing surfaces lying further away from the entrance opening.

US Pat. No. 10,770,847

HIGH CURRENT DC DISPERSING AND CONVERGING CONNECTOR

TI-LANE PRECISION ELECTRO...

1. A high current DC dispersing and converging connector, comprising a dispersing and connecting terminal, a sheath I, a converging and connecting terminal and a sheath II, wherein the dispersing and connecting terminal comprises three connecting ends I and a connecting end II; one connecting end I and the connecting end II are in a same horizontal plane; the other two connecting ends I are symmetrically fixed to the connecting end II; the sheath I is provided with three inserting ports I and an inserting port II; the sheath I is sleeved on an outer surface of the dispersing and connecting terminal; the three connecting ends I of the dispersing and connecting terminal are respectively arranged in the three inserting ports I; a tail of the connecting end II is provided with an inserting groove; the connecting end II is arranged in the inserting port II; the converging and connecting terminal is an umbrella-shaped copper-aluminum terminal; an umbrella end of the umbrella-shaped copper-aluminum terminal is inserted into and matched with the inserting groove; the sheath II is provided with two connecting ports; the sheath II is sleeved on an outer surface of the converging and connecting terminal; the umbrella end and a cable connecting end of the umbrella-shaped copper-aluminum terminal are respectively arranged in the two connecting ports; when the umbrella-shaped end is inserted into and fixed with the inserting groove, the inserting port II of the sheath I is inserted into and fixedly connected with the connecting port of the sheath II; and a seal ring is arranged at a contact position where the inserting port II and the connecting port are contacted;wherein the high current DC dispersing and converging connector further comprising a positioning clamping block; and wherein the positioning clamping block is provided with a positioning part I and a positioning part II; the positioning part I is clamped and fixed on the connecting end I which is in the same horizontal plane as the connecting end II; and the positioning part II is clamped and fixed on one of the other two connecting ends I.

US Pat. No. 10,770,846

ELECTRIC CONNECTOR WITH WIRE HOLDER

CommScope Connectivity UK...

1. An electric connector comprising:a plurality of contacts
a wire holder including:
a wire support extension;
a plurality of wire receiving passages provided on the wire support extension; and
a plurality of wire support ribs arranged at least partially in the plurality of wire receiving passages and configured to arrange wires of a cable on the plurality of wire receiving passages and align the wires of the cable with the plurality of contact insert slots;
wherein the wires of the cable include an inner conductive core and an outer insulating layer surrounding the inner conductive core, and
wherein the plurality of wire support ribs is configured to be embedded at least partially into the outer insulating layers of the cable when the wires of the cable are pressed onto the plurality of wire receiving passages.

US Pat. No. 10,770,845

COMPACT HIGH SPEED CONNECTOR

Molex, LLC, Lisle, IL (U...

1. A plug connector assembly, comprising:a shell that defines a mating portion;
a connector positioned in the shell, the connector including a first wafer and a second wafer, each of the first and second wafers having an insulative block that supports a row of terminals, each of the terminals in the row including a contact and a tail on opposite ends of the terminal, the connecter including a support column that defines the relative position of the wafers with respect to each, the support column extending between the wafers, the connecter further including a housing shell positioned around the wafers, the housing shell defining a card slot, wherein the contacts are positioned in the card slot;
a circuit board mated to the tails of the terminals; and
a securing layer positioned on both sides of the circuit board, the securing layer mechanically coupling the circuit board to the wafers.

US Pat. No. 10,770,844

LEAKAGE CURRENT PROTECTION DEVICE FOR POWER PLUG

Chengli LI, Suzhou (CN)

1. A leakage current protection plug comprising:a body formed by a top cover and a base;
a moving assembly disposed in the body, which includes a control circuit board and a detector assembly and a trip assembly disposed on the control circuit board;
two input insertion plates and two output moving contact arms assembled with the moving assembly; and
a cable connected to and extending away from the body, the cable including output conductor wires,
wherein each output moving contact arm is formed integrally and fixed to the detector assembly, and wherein output ends of the output moving contact arms are directly connected to the respective output conductor wires which are parts of the cable
wherein the trip assembly includes a trip coil frame, a trip plunger, and a trip spring, wherein the trip coil frame defines slots for accommodating the input insertion plates, wherein the movement assembly further includes a varistor, and wherein the trip coil frame further includes pin-receiving holes for receiving pins of the varistor.

US Pat. No. 10,770,843

WALL MOUNTED POWER SUPPLY DEVICE

Long Zhang, Suzhou (CN)

1. A wall mounted power supply receptacle device, comprising:a body;
a core disposed inside the body; and
an insertion plate assembly;
wherein the body includes a upper body portion and a base connected to each other,
wherein the core includes a first circuit board assembly and a second circuit board assembly, wherein the first circuit board assembly is accommodated inside the base and is potted with a high thermal conductivity material,
wherein the core further includes a middle support frame and a grounding frame,
wherein the insertion plate assembly includes insertion plates and wiring terminals and is mounted via the middle support frame above the first circuit board assembly, and the second circuit board assembly is mounted via the grounding frame above the middle support frame,
wherein the grounding frame includes a U shaped notch that drops toward the base and the second circuit board assembly is disposed in the U shaped notch, and wherein the grounding frame has wiring holes and the second circuit board assembly is electrically coupled to the first circuit board assembly through the wiring holes.

US Pat. No. 10,770,841

COMPACT CONNECTOR SYSTEM

Molex, LLC, Lisle, IL (U...

1. A connector, comprising:a first card slot, the card slot having a first side and a second side;
a wafer set having a first and second wafer, the first and second wafers being adjacent and each including an insulative frame and a first terminal with a contact, a tail and a body portion extending therebetween, the contacts being positioned in the first card slot on the first side, wherein the first terminals form a first differential pair, the body portions of the first terminals having lengthwise edges and being supported by the insulative frame of each respective terminal along the lengthwise edges of each respective terminal to produce an air channel, the body portions of the first terminals extending in substantial alignment from the contact to the tail of each respective terminal to enable broad-side coupling of the first differential pair across the air channel between the first terminals;
a first shield adjacent a first side of the wafer set, the first shield electrically coupled to a first ground contact and a first ground tail;
a second shield adjacent a second side of the wafer set, the second shield electrically coupled to a second ground contact and a second ground tail; and
a common bar that provides at least a portion of an electrical path between the first shield and the second shield.

US Pat. No. 10,770,840

SHIELDED ELECTRICAL CONNECTOR ASSEMBLY

APTIV TECHNOLOGIES LIMITE...

1. A shielded electrical connector assembly, comprising:a shield terminal having an attachment portion configured to be connected to a shield conductor of a coaxial cable and a connection portion configured to be received within a mating shield terminal; and
a contact cage surrounding a forward segment of the connection portion, wherein a forward end of the contact cage is fixedly attached to the forward segment and wherein a rearward end of the contact cage is slideably attached to the forward segment, wherein the contact cage defines a plurality of arcuate contact arms configured to be in intimate compressive contact with a mating shield terminal inner wall when the shield terminal is inserted within the mating shield terminal and wherein the compressive contact of the plurality of arcuate contact arms with the mating shield terminal inner wall causes the contact cage to extend rearwardly when the shield terminal is inserted within the mating shield terminal.

US Pat. No. 10,770,839

ASSEMBLY METHOD FOR A PRINTED CIRCUIT BOARD ELECTRICAL CONNECTOR

Amphenol Corporation, Wa...

1. A method of assembling an electrical connector, the electrical connector being configured for mounting to a printed circuit board, comprising the steps of:providing a plurality of contact wafers, each contact wafer including a plurality of contacts supported by a housing, wherein each of the plurality of contacts includes a mating end for engaging a mating connector and a tail end for electrically connecting to the printed circuit board, the mating and tail ends being exposed outside of the housing;
bending the tail ends of each contact wafer;
interleaving the contact wafers to form one or more contact wafer assemblies;
loading the one or more contact wafer assemblies into an insert of the electrical connector, such that the one or more contact wafer assemblies form a predetermined arrangement of the mating ends of the plurality of contacts at a mating interface of the electrical connector;
inserting the insert, with the one or more contact wafer assemblies, into a shell of the electrical connector; and
installing a contact support member at the tail ends of the contact wafers, wherein the contact support member includes a plurality of conductive springs corresponding to each of the plurality of contacts.

US Pat. No. 10,770,838

CONNECTOR

AutoNetworks Technologies...

1. An electrical connector, comprising:a dielectric including conductor accommodation chambers laterally partitioned by a separation wall;
inner conductors individually accommodated in the conductor accommodation chambers;
a body made of synthetic resin, the body constituting part of the dielectric and formed with the separation wall and the conductor accommodation chambers;
a front wall made of synthetic resin, the front wall constituting part of the dielectric and mounted on a front part of the body to close front openings of the conductor accommodation chambers, the front wall formed with a concave positioning portion projecting rearward from a rear surface of the front wall for positioning and holding the inner conductors by receiving front end parts of the inner conductors therein; and
tab insertion openings formed in the front wall and allowing tabs of mating inner conductors to be inserted into the conductor accommodation chambers from a front of the dielectric,
the separation wall being made of a material having a lower dielectric constant than the front wall; and
the front wall being made of a material having a higher mechanical strength than the separation wall.

US Pat. No. 10,770,837

CONNECTOR HAVING A SLIDER HOLDER

YAZAKI CORPORATION, Toky...

1. A connector comprising:a housing; and
a slide holder,
wherein the housing includes a lock portion maintaining a completely fitted state with a mating housing,
wherein the slide holder is configured to be mounted on the housing so as to be movable in a fitting direction of the housing and the mating housing between a temporary locking position and a main locking position, and is movable from the temporary locking position to the main locking position while avoiding interference with the lock portion only in the completely fitted state,
wherein the housing includes a pair of protective walls extending in the fitting direction so as to sandwich the lock portion and the slide holder in a width direction orthogonal to the fitting direction, and
wherein the protective wall includes a notch which makes a part of the slide holder visible when the slide holder is in the temporary locking position, and makes the part of the slide holder invisible when the slide holder is in the main locking position when viewed from the width direction.

US Pat. No. 10,770,836

PLUG CONNECTOR INCLUDING A PROFILED LATCH

TE CONNECTIVITY CORPORATI...

1. A plug connector comprising:a housing having a front and a rear, the housing having a first end and a second end opposite the first end extending between the front and the rear, the housing having a first side and a second side opposite the first side extending between the front and the rear, the housing having a mating end at the front for mating with a mating connector, the housing having a latch pocket at the first end;
plug contacts held by the housing, the plug contacts provided proximate to the mating end for mating with the mating connector; and
a latch received in the latch pocket, the latch having a main body and a latch beam extending from the main body, the latch beam including a dual tip latch including a first tip latch including a first latching surface and a second tip latch including a second latching surface both configured to be received in a same latch opening of the mating connector.

US Pat. No. 10,770,835

PLUG CONNECTOR PART HAVING HOUSING BODY AND HOUSING PART WHICH TOGETHER FORM HOUSING FOR RECEIVING PLUG CONTACT ELEMENT THEREIN

Kostal Kontakt Syteme Gmb...

1. An electrical plug connector part comprising:a housing body having a wall section;
a housing part having a locking arm including a free end section;
the housing body and the housing part together form a housing having a channel and a receiving chamber at an end of the channel with the channel and the receiving chamber being bounded by the wall section of the housing body, the housing body and the housing part are situated so as to be movable relative to one another perpendicularly to a plug-in direction and can be stably fixed to one another in a pre-locking position and in an end-locking position;
a plug contact element having a detent spring, the plug contact element is insertable along the plug-in direction into the channel and from the channel into the receiving chamber;
wherein in the pre-locking position the free end section of the locking arm forms on the wall section of the housing body a detent protrusion protruding out from the wall section and into the channel and the detent spring of the plug contact element engages the detent protrusion as the plug contact element is inserted from the channel into the receiving chamber; and
in the end-locking position the free end section of the locking arm with the detent protrusion extends further into the channel and the locking arm fixes the plug contact element in the receiving chamber in a form-fit manner by the detent spring of the plug contact element being locked behind the free end section of the locking arm when the plug contact element is inserted into the receiving chamber.

US Pat. No. 10,770,834

FITTING CONNECTOR

YAZAKI CORPORATION, Toky...

1. A fitting connector comprising:a first connector that includes a terminal and a housing holding the terminal;
a second connector that includes a counterpart terminal and a counterpart housing holding the counterpart terminal, and is configured to electrically connect the terminal with the counterpart terminal when a fitting state between the housing and the counter housing along with insertion and fitting between the housing and the counter housing is in a complete fitting state; and
a holding structure that includes a first latch hold portion provided on the housing and a second latch hold portion provided on the counterpart housing, is configured to cause the first latch hold portion and the second latch hold portion to be in a state capable of latching in a connector removal direction when the fitting state is in the complete fitting state, and maintains the fitting state in the complete fitting state as is, wherein
the holding structure includes a latch hold body on which the first latch hold portion is provided, and
the latch hold body includes
the first latch hold portion provided on one end in a connector insertion-removal direction,
a latch-release operation portion provided on the other end in the connector insertion-removal direction,
a cantilever latch arm portion on which the first latch hold portion is provided at a free end and arranged between the first latch hold portion and the latch-release operation portion,
a latch-release arm portion coupling the first latch hold portion and the latch-release operation portion,
a first fulcrum portion provided on the latch-release arm portion and configured to exert force in a detaching direction from the second latch hold portion on the first latch hold portion as a point of action with a contact point with a first release-operation force receiving portion as a fulcrum when the latch-release operation portion as a point of effort is pushed in a state where the first latch hold portion and the second latch hold portion are able to latch, and
a second fulcrum portion provided on the latch-release operation portion side relative to the first fulcrum portion in the latch-release arm portion and configured to contact with a second release-operation force receiving portion on the latch-release operation portion side relative to the first release-operation force receiving portion along with continuation of the push operation and exert the force in the detaching direction from the second latch hold portion on the first latch hold portion as a point of action with a contact point with the second release-operation force receiving portion as a new fulcrum.

US Pat. No. 10,770,833

COUPLING MECHANISM FOR LIGHT VEHICLES

Roke Manor Research Limit...

1. A coupling mechanism for coupling a light vehicle to a surface, the coupling mechanism comprising:a magnetic coupling device, configured to be attached to the light vehicle, and arranged such that it may be switched between a first mode and a second mode, wherein in the first mode the magnetic coupling device generates an external magnetic field less than a first strength, and in the second mode the magnetic coupling device generates an external magnetic field of at least a second strength, the second strength being greater than the first strength; and
a surface detection unit, configured to be attached to the light vehicle, and arranged in use to determine a distance between the light vehicle and the surface and to determine when the light vehicle is within a predetermined distance of the surface,
wherein in response to the surface detection unit determining that the light vehicle is within the predetermined distance, switching the magnetic coupling device from the first mode to the second mode, to couple the magnetic coupling device to the surface and thereby secure the light vehicle to the surface.

US Pat. No. 10,770,832

ELECTRIC CABLE SUBASSEMBLY

1. An electrical cable assembly with a connector, comprising:at least one electrical cable with a cable jacket and one or more wires,
wherein the cable jacket is made of a crosslinked plastic material, and
wherein the cable is stripped in the region of the connector and the wires are stripped to expose and electrically connect the wires at respective wire connection points;
at least a first and a second housing part, which in an assembled state are joined together to define a dielectric connector housing enclosing the wire connection points;
wherein the connector is configured as a tee connector;
wherein the connector housing has a first cable opening and a second opposite cable opening where the cable enters on one side of the wire connection points and exits on another side of the wire connection points;
wherein the connector housing comprises first strain relief means provided at the first cable opening and second strain relief means provided at the second cable opening, wherein the first strain relief means dig into the crosslinked plastic material cable jacket on the one side of the wire connection points and the second strain relief means dig into the crosslinked plastic material cable jacket on the other side of the wire connection points, when the first and second housing parts are joined together; and
wherein the first or second housing part has a connection sleeve projecting from the respective housing part transversely to the cable, and wherein the connection sleeve defines at least one lateral inlet opening for wires of a drop line; and
said wires of the drop line entering the connector housing transversely to the cable through the at least one lateral inlet opening, wherein the wires of the drop line have ends at which the insulation of the wires is stripped and the stripped ends of the wires of the drop line are permanently electrically connected inside the connector housing with the respectively associated wires of the cable in the form of a tee branch.

US Pat. No. 10,770,830

ELECTRONIC PRODUCT AND USB COVER CONNECTING STRUCTURE THEREOF

JRD Communication Inc., ...

1. A universal serial bus (USB) cover connecting structure of an electronic product, comprising:a USB cover, covering a USB port of an electronic product, and disposed on a case of the electronic product,
wherein a first extending part and a second extending part are disposed on opposite ends of the USB cover, and a first gap and a second gap are formed between the first extending part, the second extending part, and sidewalls of the USB cover;
wherein a USB hole is disposed on the USB port of the case, and the USB hole is provided with a protrusion having an annular shape, and a width of the protrusion on one side of the first extending part is greater than a width of the protrusion on the other side, and an end of the USB cover opposite to the protrusion abuts against the protrusion, so that a space is formed between the first gap, the second gap, and the protrusion;
wherein a columnar connection rod extending along a direction toward the protrusion is disposed on a side of an insertion part opposite to the first extending part, and a socket is disposed on the protrusion at a position opposite to the columnar connection rod, and the columnar connection rod inserts into the socket; and
wherein the USB port is fixed on a base secured to the case by screws, and a first hole allowing penetration of the columnar connection rod is disposed at a position of the base opposite to the columnar connection rod, and a second hole connected with the first hole is disposed on the base, and an aperture of the second hole is smaller than an aperture of the first hole, and the columnar connection rod is tapered shape.

US Pat. No. 10,770,829

CONNECTOR

Sumitomo Wiring Systems, ...

1. A connector, comprising:a housing including an opening open toward an opening side;
a seal ring configured to prevent the entrance of liquid into the housing from the opening side by being at least partly inserted into the opening and resiliently contacting an inner peripheral surface of the opening; and
a retainer including opposite lateral side wall portions, opposite first and second transverse wall portions extending between the lateral side wall portions and at least one contact portion configured to come into contact with the seal ring, the retainer being configured to hold the seal ring in the housing by the at least one contact portion coming into contact with the seal ring,
wherein:
the retainer is mounted on the housing to substantially cover the opening of the housing, locks formed on the opposite lateral side wall portions of the retainer and engaging mating locks on the housing; and
at least the first transverse wall portion of the retainer being formed with at least one first drainage port at a position substantially vertically below the contact portion and open to outside to discharge to the outside liquid that has entered the retainer and adhered to the seal ring.

US Pat. No. 10,770,828

CHARGING GUN WITH MAGNETIC ELEMENT CONTROLLING MAGNETIC SWITCH

KUNSHAN HUIHE NEW ENERGY ...

1. A charging gun, comprising:a housing provided with a receiving cavity;
a plug member inserted into a front end of the receiving cavity;
a cable assembly inserted into a rear end of the receiving cavity;
a latching member movably assembled at a periphery of the housing;
a circuit module mounted in the receiving cavity; and
a waterproof and air-permeable assembly,
wherein the circuit module is provided with a magnetic switch, a mounting recess into which the latching member is mounted is provided at the periphery of the housing, the latching member is rotatable about a rotation shaft in the mounting recess, the latching member is provided with a magnetic element, a state of the magnetic switch is controlled by a change of a relative distance between the magnetic element and the magnetic switch with rotation of the latching member, a mounting hole communicating with the receiving cavity is provided in a bottom surface of the mounting recess, and the waterproof and air-permeable assembly is mounted in the mounting hole to discharge heat in the receiving cavity,
wherein the housing comprises an outer case and a hand-held member provided on one side of the outer case, the outer case comprises a front end portion and a rear end portion that comprise an obtuse angle therebetween, the mounting recess extends from a front end edge of the front end portion to above the hand-held member, and the rotation shaft is provided in the mounting recess, and
wherein the latching member comprises a pivot hole corresponding to the rotation shaft, a latching portion extending forwardly from the pivot hole to the plug member, and a pressing portion extending backwardly from the pivot hole to above the hand-held member, the magnetic element is provided between the latching portion and the pivot hole, and the latching member achieves rotation within a certain distance by using cooperation of the pivot hole and the rotation shaft as a fulcrum.

US Pat. No. 10,770,826

ADAPTER FOR CONNECTING A TRANSMISSION LINE TO A FIELD DEVICE

1. An adapter for connecting a transmission line to a field device, wherein the device includes a housing having a housing wall with an opening, the adapter comprising;a shell insertable into said opening in said housing, wherein in an inserted state, the shell opens to an interior of the housing and closed to an exterior by an end wall of the shell;
an insert including a base element with a window located in said base element and a projection, wherein the base element is arranged in said shell and said projection protrudes out of said shell through an opening in the end wall of said shell, wherein the base element has a basal area, wherein the basal area is greater than a basal area of the opening in the end wall of said shell;
a connection element provided on an end of said projection and connected to the transmission line;
a plurality of conductors extending through a bore in said projection and connected to a connection contact of said connection element, through said window of said base element, wherein said base element adjoins the bore in said projection and opening to the interior of the housing; and
a potting compound filling a hollow space remaining in said shell; and
a circuit board in said insert, wherein said circuit board is equipped with conductive traces, and each conductor is connected via one of said conductive traces with an associated connector, wherein with said conductive traces the conductor is connectable to an electronics of the field device.

US Pat. No. 10,770,824

CONNECTOR WITH CONNECTOR POSITION ASSURANCE

J.S.T. CORPORATION, Farm...

1. A connector with connector position assurance, the connector comprising: a connector housing, a latch stop mechanism adjoining the connector housing, and a latch adjoining the connector housing;the latch stop mechanism comprising a hinge, a section adjoining the hinge, and a latch stop lock arm disposed on the section, whereby the hinge is a live hinge and the section is rigid and supports the latch stop arm, and whereby the latch stop lock arm may rotate approximately 180 degrees around a point of rotation; and
the latch comprising a latch stop contact surface whereby when the latch stop contact surface contacts latch stop surface disposed on the latch stop mechanism, movement of the latch is limited.

US Pat. No. 10,770,822

SHIELD TERMINAL

AutoNetworks Technologies...

1. A shield terminal, comprising:an inner conductor to be connected to a front part of a core of a shielded cable;
a dielectric configured to accommodate the inner conductor;
a tubular member constituting an outer conductor, the tubular member surrounding and holding the dielectric;
a connecting member separate from the tubular member and constituting the outer conductor, the connecting member including a crimping portion connectable to a shield layer of the shielded cable;
a hook formed on a front end part of the connecting member, the hook being lockable to a rear edge of the tubular member; and
a guide means configured to guide the connecting member to a proper assembly position while allowing the connecting member to swing with the hook as a support;
wherein:
the guide means includes:
left and right guide pins formed on both left and right outer side surfaces of the dielectric; and
left and right guide grooves formed in left and right inner plate parts constituting the connecting member, the guide pins sliding in contact with the guide grooves; and
the guide grooves are formed by being cut obliquely rearward from front end edges of the inner plate parts.

US Pat. No. 10,770,821

ELECTRICAL CONNECTOR AND CONNECTOR ASSEMBLY HAVING THE SAME

Molex, LLC, Lisle, IL (U...

1. An electrical connector, comprising:an insulative housing;
a plurality of conductive terminals mounted in the insulative housing; and
a first locking structure integrally formed on the insulative housing, the first locking structure comprising:
an elastic locking member comprising an elastic locking arm and a locking portion provided on the elastic locking arm; one end of the elastic locking arm being connected to the insulative housing, the other end of the elastic locking arm being a free end and being suspended above an upper surface of the insulative housing, the elastic locking arm having a first elasticity;
an elastic supporting arm positioned between the elastic locking arm and the upper surface of the insulative housing and having a second elasticity; when the elastic locking arm and the upper surface of the insulative housing together apply a pressure to the elastic supporting arm, the elastic supporting arm being, capable of providing an elastic supporting force for the elastic locking arm in a direction away from the upper surface of the insulative housing,
wherein one end of the elastic supporting arm is connected to the upper surface of the insulative housing, the other end of the elastic supporting arm is a free end,
wherein, in a free state, the free end of the elastic supporting arm and the upper surface of the insulative housing are spaced apart from each other, and the free end of the elastic supporting arm and a lower surface of the elastic locking arm are spaced apart from each other, and
wherein the elastic supporting arm has an oblique segment, the oblique segment obliquely extends in a direction from down to up toward a direction close to the free end of the elastic locking arm, a pressure bearing surface of the free end of the elastic supporting arm are generally parallel to the upper surface of the insulative housing.

US Pat. No. 10,770,819

CONNECTOR

Molex, LLC, Lisle, IL (U...

1. A connector comprising:a housing; terminals that include leg parts to be connected to a board, and are integrally formed with the housing; and guide members that are integrally formed with the housing and guide the leg parts, wherein
the leg parts each include: a horizontal part that protrudes toward a back side from the housing; a vertical part having a part around a distal end to be connected to the board; and a curved part through which the horizontal part and the vertical part are connected with each other, and
a gap is provided between a back surface of the guide member and a front surface of the vertical part.

US Pat. No. 10,770,816

CONNECTOR ASSEMBLY AND SEAL

APTIV TECHNOLOGIES LIMITE...

1. A method comprising:mating a first-housing of a connector assembly to a second-housing of the connector assembly;
the second-housing configured to mate with the first-housing along a mating-axis and includes an outer-perimeter disposed within the first-housing;
the second-housing including a seal configured to inhibit a contaminant from entering the connector assembly;
the seal defining a plurality of apertures;
the plurality of apertures extending through a wall of the seal from an inner-surface to an outer-surface of the seal;
the outer-surface of the seal defining a plurality of horizontal-ribs extending beyond the outer-surface of the seal in a lateral-direction
the second-housing further including a plurality of seal-hangers configured to inhibit a deformation of the seal along the mating-axis when the first-housing is mated with the second-housing;
the plurality of seal-hangers extending through the plurality of apertures; wherein
the plurality of seal-hangers support the wall of the seal and engage a portion of the outer-surface of at least one of the plurality of horizontal-ribs.

US Pat. No. 10,770,815

CHARGING COLUMN FOR AN ELECTRIC VEHICLE AND ELECTRIC VEHICLE

AUDI AG, Ingolstadt (DE)...

1. A charging column for an electric vehicle, comprising:a charging plug for recharging the electric vehicle;
a media plug connectable to the electric vehicle for removing heat from a vehicle-side temperature-control circuit of the electric vehicle by cycling a cooling medium that is introduced and discharged by the media plug;wherein heat is introducible to the electric vehicle by means of the media plug by cycling a heating medium that is introduced and discharged by means of the media plug;wherein the charging column has at least one interface for connecting the charging column to a heat supplier for supplying heat;wherein the charging column has at least one interface for connecting the charging column to a cold supplier for supplying cold; andwherein the supplied heat and supplied cold are not generated by way of an electrical current provided at the charging column.

US Pat. No. 10,770,814

ORTHOGONAL ELECTRICAL CONNECTOR ASSEMBLY

FCI USA LLC, Etters, PA ...

1. An electrical connector assembly comprising:a first electrical connector comprising:
a housing having a front surface, a rear surface opposite the front surface, a top surface and a bottom surface opposite the top surface; and
a first mating interface and a first mounting interface, wherein the first electrical connector comprises a first plurality of leadframe assemblies, each of the first plurality of leadframe assemblies comprising:
a dielectric portion, and
a plurality of electrical contacts held in a column by the dielectric portion, each of the electrical contacts comprising a mating end positioned at the first mating interface and a mounting end positioned at the first mounting interface and each of the electrical contacts in the column being configured such that the mating end is positioned a different distance from the mounting end,
wherein the first mating interface occupies a sub-portion of the front surface that is adjacent to the top surface, and the first mounting interface occupies a sub-portion of the bottom surface that is adjacent to the rear surface; and
a second electrical connector comprising:
a second mating interface and a second mounting interface, wherein the second electrical connector comprises a second plurality of leadframe assemblies, wherein the second mating interface is configured to mate with the first mating interface, and each of the second plurality of leadframe assemblies comprises:
a dielectric portion; and
a plurality of electrical contacts held in a row by the dielectric portion, each of the electrical contacts comprising a mating end positioned at the second mating interface and a mounting end positioned at the second mounting interface and each of the electrical contacts in the row being configured such that the mating end is positioned a same distance from the mounting end.

US Pat. No. 10,770,813

ENVIRONMENTALLY SEALED, REUSABLE CONNECTOR FOR PRINTED FLEXIBLE ELECTRONICS

Brewer Science, Inc., Ro...

1. An environmentally sealed connector for connecting a spring-loaded terminal to a flexible circuit, said environmentally sealed connector comprising:a spring-loaded terminal comprising a flexible arm;
a conductive component coupled to said spring loaded terminal;
a connector cap comprising a first mating surface, a terminal cavity having an opening defined in said first mating surface, and a cable access hole in communication with said terminal cavity, said terminal cavity receiving at least a portion of said spring-loaded terminal in order to electrically couple said spring-loaded terminal to the flexible circuit, said flexible arm extending through said opening and beyond said first mating surface to fix the spring-loaded terminal in the connector cap, said conductive component extending through said cable access hole;
a connector base releasably coupled to said connector cap, wherein said connector base covers said terminal cavity and the at least a portion of said spring-loaded terminal; and
an elastic member disposed between said connector cap and said connector base, said elastic member being in sealing engagement therewith and surrounding said terminal cavity and the at least a portion of said spring-loaded terminal.

US Pat. No. 10,770,812

CONNECTION TERMINAL ASSEMBLED BODY AND CIRCUIT BOARD USING SAME CONNECTION TERMINAL ASSEMBLED BODY

HITACHI AUTOMOTIVE SYSTEM...

1. A connection terminal assembled body, comprising:at least one unit connection terminal,
wherein the unit connection terminal comprises:
an adhesion section to be soldered onto a circuit board and extending in a longitudinal direction;
a terminal section extending in a direction approximately orthogonal to the adhesion section extending in the longitudinal direction and to be connected to a counterpart-side circuit board;
a bent section bent from the terminal section in the longitudinal direction so as to connect the adhesion section and the terminal section; and
a suction member made of synthetic resin, fixed more to a terminal section side than the bent section, and having a suction surface to be sucked by an automatic machine, and
wherein the suction surface is located more on a bent section side than the terminal section.

US Pat. No. 10,770,811

CABLE STRUCTURE, MOUNT MODULE, AND ENDOSCOPE

OLYMPUS CORPORATION, Tok...

1. A cable structure comprising:a plurality of cables each comprising a conductor and an electrically-insulative covering, each conductor being exposed where the covering is removed at one end of each of the plurality of cables; and
a cable fixing body formed of resin, the cable fixing body being configured to hold the plurality of cables while the conductors of the plurality of cables are aligned, wherein
the cable fixing body having a fixing part comprising a bottom face opening formed on a bottom face side of the cable fixing body that faces a member to which the cables are connected and a top face opening formed on a top face side of the cable fixing body that opposes the bottom face side, and
the bottom face opening and the top face opening expose a bottom face side and a top face side of the conductor, respectively, of each of the plurality of cables.

US Pat. No. 10,770,810

BATTERY TERMINAL COVER

Sumitomo Wiring Systems, ...

1. A battery terminal cover to be mounted on a battery to be installed in a vehicle, comprising:a body to be fixed to the battery;
a movable portion coupled to the body via a hinge, the movable portion having a movable ceiling plate, a back plate connected to the movable ceiling plate at the hinge, and first and second movable side plates extending substantially perpendicularly from the ceiling plate, an auxiliary rib connected to the movable ceiling plate and a side of the first movable side plate facing toward the second movable side plate, the auxiliary rib being aligned substantially parallel to the back plate, the movable portion being rotatably displaceable to a shielding position to cover a screw member mounted on the battery and an open position to be overlapped on the body; and
a tool restricting portion projecting from the first movable side plate of the movable portion in a direction away from the second side plate and parallel to a rotation axis of the screw member, the tool restricting portion including a rear wall aligned with the back plate of the movable portion, an auxiliary rib connected to the movable ceiling plate and a side of the first movable side plate facing toward the second movable side plate, the tool restricting portion restricting the rotation of a tool by interfering with the tool before the tool rotated about the screw member contacts the vehicle with the movable portion at the open position, and the auxiliary rib being at a position opposite the tool restricting portion for resisting deformation of the first movable side plate toward the second movable side plate in response to forces exerted by a tool on the tool restricting portion.

US Pat. No. 10,770,809

TERMINAL BLOCK STRUCTURE

DINKLE ENTERPRISE CO., LT...

1. A terminal block for being inserted by a wire, comprising:an insulative body, having a receiving room therein, and formed with a pressing hole and a wire hole, which separately communicate with the receiving room;
a conductive member, received in the receiving room, and having a seat and a contact portion tilted up from the seat;
an elastic sheet, received in the receiving room, and an end of the elastic sheet being in contact with the conductive member; and
a pressing member, disposed in the pressing hole, capable of moving toward the receiving room to push another end of the elastic member, having a placement slot, and each of two sides of the placement slot having a blocking wall;
wherein the wire is inserted into the wire hole to pass through the placement slot and is pushed by the another end of the elastic member to be in contact with the contact portion;
wherein the conductive member is formed by pressing a metal piece, and the contact portion is formed by punching a material hole in the seat and bending upward;
wherein an end of the elastic sheet is fastened into the material hole of the seat.

US Pat. No. 10,770,807

ELECTRICAL RECEPTACLE FOR COAXIAL CABLE

Amphenol Corporation, Wa...

1. An electrical receptacle, comprising:a conductive body with an inner surface defining an inner receiving area;
a dielectric assembly received in the inner receiving area of the conductive body, the dielectric assembly comprising an entry dielectric portion, a distal support dielectric portion opposite the entry dielectric portion, and a reduced-diameter dielectric portion therebetween;
an air region defined between the inner surface of the conductive body and the reduced-diameter dielectric portion of the dielectric assembly;
an outer conductor coupled to the conductive body and receiving at least part of the entry dielectric portion; and
an inner contact having a mating interface end for receiving a corresponding mating contact, a termination end for coupling to a printed circuit board or adapter contact, and an inner through bore therebetween, the mating interface end being received in the reduced-diameter dielectric portion,
wherein the dielectric assembly positions the inner contact along a central longitudinal axis of the conductive body.

US Pat. No. 10,770,806

ELECTRICAL CONTACT COMPOSITES AND METHOD FOR PRODUCING ELECTRICAL CONTACT COMPOSITES

SAINT-GOBAIN GLASS FRANCE...

1. An electrical contact composite, comprising, in order:a flat substrate with an electrically conductive coating applied thereon,
an electrode that is electrically connected to the conductive coating and mechanically connected to the conductive coating by way of a printing method,
a sprayed layer that is produced by a thermal spraying method onto the electrode,
a solder layer; and
a metal contact element that is electrically connected to the electrode and mechanically connected to the sprayed layer by way of the solder layer, the metal contact element serving for electrical connection of the conductive coating to an electrical component,
wherein said sprayed layer comprises at least one metal and/or at least one metal alloy, and
wherein the sprayed layer contains at least one electrically insulating material.

US Pat. No. 10,770,805

CLAMP AND CLAMP ASSEMBLY

Hubbell Incorporated, Sh...

1. A connector assembly configured to mechanically and electrically couple at least one frame to a support structure, the connector assembly comprising:a first connector including,
a body including a first end and a second end, the body defining a longitudinal axis extending between the first end and the second end, the body further including a first aperture positioned between the first end and the second end, the body including a first side and a second side, the first side and the second side extending between the first end and the second end and substantially parallel to the longitudinal axis,
at least one member extending from the first end of the body, the at least one member protruding outwardly from the first end in a direction parallel to the longitudinal axis, the member configured to engage one of the at least one frame, and
a plurality of projections extending from the body and configured to contact one of the at least one frame, the plurality of projections including a plurality of first projections and a plurality of second projections, the plurality of first projections extending from the first side, the plurality of second projections extending from the second side, the plurality of first projections and the plurality of second projections protruding outwardly from the first side and the second side, respectively, in a direction that is perpendicular to the longitudinal axis, the plurality of first projections configured to contact one of the at least one frame, the plurality of second projections configured to contact another of the at least one frame;
a second connector including,
a first portion including a distal end, the distal end including teeth configured to engage the support structure,
a second portion coupled to the first portion, the second portion including a distal end including teeth configured to engage the support structure, and
an intermediate portion positioned between the first portion and the second portion and coupling the second portion to the first portion, the intermediate portion including a second aperture; and
a connector for coupling the first connector to the second connector.

US Pat. No. 10,770,803

MULTI-BAND BASE STATION ANTENNAS HAVING CROSSED-DIPOLE RADIATING ELEMENTS WITH GENERALLY OVAL OR RECTANGULARLY SHAPED DIPOLE ARMS AND/OR COMMON MODE RESONANCE REDUCTION FILTERS

CommScope Technologies LL...

1. A dual-polarized radiating element, comprising:a first dipole that extends along a first axis, the first dipole including a first dipole arm and a second dipole arm;
a second dipole that extends along a second axis, the second dipole including a third dipole arm and a fourth dipole arm and the second axis being generally perpendicular to the first axis;
wherein each of the first through fourth dipole arms has first and second spaced-apart conductive segments that together form a generally oval shape,
wherein each of the first and second conductive segments of the first through fourth dipole arms includes a first widened section that has a first average width, a second widened section that has a second average width and a narrowed section that has a third average width, the narrowed section being between the first widened section and the second widened section, wherein the third average width is less than half the first average width and less than half the second average width.

US Pat. No. 10,770,802

ANTENNA ON A DEVICE ASSEMBLY

Qorvo US, Inc., Greensbo...

1. A device assembly comprising:a polymer substrate having an upper surface and a lower surface;
a silicon device layer disposed on the lower surface of the polymer substrate;
at least one antenna provided in the silicon device layer, wherein radio frequency (RF) signals radiating from the at least one antenna pass through the polymer substrate;
a metal ground shield separated from the polymer substrate by the silicon device layer;
a metal mesh provided on the upper surface of the polymer substrate; and
an attenuation switch having a first end coupled to the metal mesh and a second end coupled to the metal ground shield.

US Pat. No. 10,770,801

ANTENNA STRUCTURE INCLUDING PARASITIC CONDUCTIVE PLATE

Samsung Electronics Co., ...

1. An antenna structure comprising:at least one feeder;
a plurality of dielectric substrates;
a plurality of conductive plates disposed between the plurality of dielectric substrates, the plurality of conductive plates including at least one opening; and
a radiator electrically connected to the at least one feeder through conductive vias in the plurality of dielectric substrates and the plurality of conductive plates,
wherein the radiator comprises:
a plurality of first parasitic conductive plates spaced apart from each other, and
a second parasitic conductive plate disposed between the plurality of first parasitic conductive plates, the second parasitic conductive plate being spaced apart from the plurality of first parasitic conductive plates.

US Pat. No. 10,770,799

METHOD AND APPARATUS FOR COMMUNICATION USING VARIABLE PERMITTIVITY POLYROD ANTENNA

1. A device, comprising:an antenna comprising a first region with a first dielectric constant and a second region with a second dielectric constant, wherein the second dielectric constant is different from the first dielectric constant; and
a waveguide coupled to the antenna, wherein the waveguide is configured to confine a portion of an electromagnetic wave within the antenna.

US Pat. No. 10,770,798

FLEX CABLE FED ANTENNA SYSTEM

QUALCOMM Incorporated, S...

1. A wireless communication antenna system comprising:a radio-frequency circuit configured to couple to a printed circuit board;
a broadside radiator configured and disposed to radiate first millimeter-wave energy at a first boresight away from a broadside surface of the printed circuit board;
an end-fire radiator configured and disposed to radiate second millimeter-wave energy at a second boresight away from a side surface of the printed circuit board; and
at least one flex cable each including a substrate, the at least one flex cable including a plurality of signal conductors coupled to the radio-frequency circuit;
wherein at least one of the broadside radiator or the end-fire radiator is a cavity radiator; and
wherein respective signal conductors of the plurality of signal conductors are disposed to excite the broadside radiator and the end-fire radiator.

US Pat. No. 10,770,797

ANTENNA ELEMENT

ASUSTEK COMPUTER INC., T...

1. An antenna element, comprising:a metal substrate;
a first closed slot formed in the metal substrate and comprising a first slot section, a second slot section, a first bent section and a second bent section, wherein the length of the first slot section is greater than the length of the second slot section;
a feed part configured to span across the first closed slot, divide the first closed slot into the first slot section and the second slot section, and is used for excite the first slot section to generate a resonant mode in a first frequency band and generate a resonant mode in a second frequency band, and excite the second slot section to generate a resonant mode in a third frequency band;
a first matching part formed on the first slot section and connected to parts of the metal substrate which are positioned on two sides of the first slot section; and
a second matching part formed on the second slot section and connected to parts of the metal substrate which are positioned on two sides of the second slot section;
wherein the first bent section is connected to the first slot section between the feed part and the first matching part, and the second bent section is connected to the second slot section between the feed part and the second matching part.

US Pat. No. 10,770,796

ANTENNA DEVICE AND METHOD FOR MANUFACTURING ANTENNA DEVICE

MITSUMI ELECTRIC CO., LTD...

1. A shark fin type antenna device mounted to an automobile, comprising:an antenna component; and
an amplifier board provided with an amplifier to amplify signals received by the antenna component,
wherein the antenna component comprises a metal plate and a resonance point adjusting coil mounted to the metal plate, the resonance point adjusting coil having a first end connected to the metal plate and a second end that is open, and the resonance point adjusting coil being connected to an input terminal of the amplifier board at the first end via the metal plate,
wherein an impedance of the antenna component changes in accordance with a selection of a mount angle of the resonance point adjusting coil mounted to the metal plate, and
wherein the mount angle of the resonance point adjusting coil is fixed in the shark fin type antenna device after the selection of the mount angle such that the resonance point adjusting coil cannot be tiltably adjusted.

US Pat. No. 10,770,795

ANTENNA DEVICE AND METHOD FOR MANUFACTURING ANTENNA DEVICE

TAIWAN SEMICONDUCTOR MANU...

1. An antenna device, comprising:a package comprising at least one radio frequency (RF) die and a molding compound in contact with at least one sidewall of the RF die; and
at least one antenna comprising at least one conductor at least partially in the molding compound and operatively connected to the RF die, and comprising a director in the molding compound, wherein the at least one conductor has a bottom surface substantially coplanar with a bottom surface of the director, and the conductor comprises a first radiating element at least partially in the molding compound, the antenna comprises at least one first ground element, and the first radiating element is present between the first ground element and the director.

US Pat. No. 10,770,794

SINGLE-ELEMENT PATCH ANTENNA WITH PATTERN CONTROL

Ohio University, Athens,...

1. An antenna system comprising:a. a single antenna element comprising at least three feeds;
b. an amplitude and phase control subsystem over the at least three feeds, whereby the amplitude and phase control is adapted to be used for each of the at least three feeds simultaneously to control azimuth and/or elevation radiation characteristics; and
c. a combiner to combine the at least three feeds;
wherein the amplitude and phase control subsystem is adapted to control the amplitude and phase on a sector-by-sector basis;
wherein the sector-by-sector amplitude and phase control of each feed is adapted to be used respectively to progress or regress to a next or previous feed to rotate a pattern from a sector to a next or previous sector;
wherein the amplitude and phase control subsystem is adapted to control the amplitude and phase within each sector for azimuth and/or elevation pattern control; and
wherein “sector” is based on 360 degrees divided by a number of feeds in azimuth.

US Pat. No. 10,770,793

ANTENNA MODULE AND DUAL-BAND ANTENNA APPARATUS

Samsung Electro-Mechanics...

1. An antenna module comprising:a connection member comprising at least one wiring layer and at least one insulating layer;
an integrated circuit (IC) disposed on a first surface of the connection member and electrically connected to at least one wiring layer of the connection member; and
an antenna package disposed on a second surface of the connection member and comprising:
first antenna members configured to transmit or receive a radio frequency (RF) signal; and
first feed vias each having a first end electrically connected to a corresponding one of the first antenna members, and a second end electrically connected to a corresponding wire of at least one wiring layer of the connection member,
wherein the connection member further comprises:
a feed line having a first end electrically connected to a corresponding wire of at least one wiring layer of the connection member;
a second antenna member electrically connected to a second end of the feed line and configured to transmit or receive an RF signal; and
a ground member spaced apart from the feed line in a direction toward the first surface or the second surface of the connection member,
wherein the second antenna member is a dipole comprising a first pole and a second pole,
the feed line comprises a first feed line electrically connected to the first pole, and a second feed line electrically connected to the second pole, and
the ground member has a width greater than a distance between the first feed line and the second feed line and less than a total dipole length of the first pole and the second pole.

US Pat. No. 10,770,792

SCANNING ANTENNA

SHARP KABUSHIKI KAISHA, ...

1. A scanning antenna, in which a plurality of antenna units are arranged, comprising:a TFT substrate including a first dielectric substrate, a plurality of TFTs supported on the first dielectric substrate, a plurality of gate bus lines, a plurality of source bus lines, a plurality of patch electrodes, and a first alignment film covering the plurality of patch electrodes;
a slot substrate including a second dielectric substrate, a slot electrode formed on a first main surface of the second dielectric substrate, the slot electrode including a plurality of slots arranged corresponding to the plurality of patch electrodes, and a second alignment film covering the slot electrode;
a liquid crystal layer provided between the TFT substrate the slot substrate, the liquid crystal layer containing a liquid crystal molecule having an isothiocyanate group; and
a reflective conductive plate disposed to face a second main surface on an opposite side to the first main surface of the second dielectric substrate with a dielectric layer interposed therebetween,
wherein the plurality of patch electrodes and the slot electrodes are each formed of a Cu layer or an Al layer,
and wherein the first alignment film and the second alignment film each include a compound having an atomic group forming a coordinate bond with Cu or Al.

US Pat. No. 10,770,791

SYSTEMS AND METHODS FOR REDUCING SIGNAL RADIATION IN AN UNWANTED DIRECTION

PC-TEL, INC., Bloomingda...

1. An antenna system comprising:a signal input source;
a main antenna electrically coupled to the signal input source; and
a secondary antenna electrically coupled to the signal input source,
wherein the secondary antenna is smaller in volume, footprint, or frequency bandwidth relative to the main antenna,
wherein the main antenna transmits a primary signal to produce a primary radiation pattern in response to a first portion of energy from the signal input source,
wherein the secondary antenna transmits a secondary signal to produce a secondary radiation pattern in response to a second portion of the energy from the signal input source, and
wherein the secondary signal is amplitude modified and phase shifted to position the secondary radiation pattern to cancel out or reduce a first portion of the primary radiation pattern extending in an unwanted direction while substantially preserving a second portion of the primary radiation pattern outside of the unwanted direction.

US Pat. No. 10,770,790

UNI-DIMENSIONAL STEERING OF PHASED ARRAY ANTENNAS

Space Exploration Technol...

1. A phased array antenna system configured for communication with a satellite that emits or receives radio frequency (RF) signals and has a repeating ground track in a first direction, the antenna system comprising:a phased array antenna including a plurality of antenna elements distributed in a plurality of M columns oriented in the first direction and a plurality of N rows extending in a second direction normal to the first direction, and a plurality of fixed phase shifters aligned for phase offsets between antenna elements in the first direction;
a gain-enhancement system configured for gain enhancement in the second direction of radio frequency signals received by and emitted from the phased array antenna; and
a controller configured to turn individual antenna elements on and off based at least in part on orientations of the individual antenna elements relative to the satellite, wherein an orientation of an individual antenna element relative to the satellite is correlated with a strength of RF signals received by the individual antenna element from the satellite.

US Pat. No. 10,770,789

ANTENNA STRUCTURE

HTC Corporation, Taoyuan...

1. An antenna structure, comprising:a substrate;
a vertical radiator in the substrate;
a reflective structure laterally disposed external to the vertical radiator;
a horizontal metal branch coupled to the reflective structure; and
a grounding plate coupled to the reflective structure and structurally separated from the horizontal metal branch.

US Pat. No. 10,770,788

GROUND-BASED SATELLITE ANTENNA POINTING SYSTEM

Northrop Grumman Innovati...

1. A method for determining pointing error of a satellite antenna, the method comprising:receiving, at a receiving station, a pointing error signal transmitted from a satellite, wherein the pointing error signal includes a first beacon signal and a modulated second beacon signal both transmitted from the satellite simultaneously at a first frequency and from a single feed horn of an antenna;
demodulating, using a control circuitry, the modulated second beacon signal of the received pointing error signal to recover the first beacon signal and a second beacon signal; and
determining, using the control circuitry, a pointing error based at least in part on the first beacon signal and the second beacon signal.

US Pat. No. 10,770,786

REPEATER WITH MULTIMODE ANTENNA

Ethertronics, Inc., San ...

1. An antenna system, comprising:a donor antenna sub-system configured to accept a first version of an incoming signal;
a server antenna sub-system configured to relay a second version of the incoming signal;
a processor configured to determine a configuration for the antenna system to generate the second version of the incoming signal;
wherein the donor antenna sub-system comprises a multi-mode antenna adapted for configuration in one of a plurality of antenna modes, each antenna mode associated with a distinct radiation pattern;
wherein the processor is configured to implement the configuration for the antenna system to generate the second version of the incoming signal by configuring the multi-mode antenna in one of the plurality of modes.

US Pat. No. 10,770,785

PLASMA RADOME WITH FLEXIBLE DENSITY CONTROL

SMARTSKY NETWORKS LLC, M...

1. An antenna assembly comprising:an antenna element;
a radome structure disposed proximate to the antenna element, the radome structure comprising a plurality of plasma elements;
a driver circuit operably coupled to the plasma elements to selectively ionize individual ones of the plasma elements; and
a controller operably coupled to the driver circuit to provide control of plasma density of the individual ones of the plasma elements,
wherein the plasma elements include respective enclosures, at least some of the enclosures having at least four peripheral edge surfaces substantially fully contacted by corresponding peripheral edge surfaces of adjacent enclosures at at least one section along a longitudinal length thereof.

US Pat. No. 10,770,784

ANTENNA RADOME WITH ABSORBERS

CommScope Technologies LL...

1. A radome for mounting on an aperture of a radio-frequency (RF) antenna, the radome comprising:a bulk material having a disk shape and comprising an interior surface configured to face toward a reflector surface of the RF antenna, wherein the interior surface comprises a plurality of wedge-shaped recesses symmetrically arranged around a center of the radome, and wherein each wedge-shaped recess is dimensioned such that an apex thereof points toward the center of the bulk material; and
a plurality of wedge-shaped absorbers, wherein each of the plurality of wedge-shaped absorbers is at least partially embedded in the bulk material in a respective one of the plurality of wedge-shaped recesses, and wherein each of the plurality of wedge-shaped absorbers comprises an RF-absorbent material that is different from the bulk material and that is adapted to attenuate side-lobe and back-lobe radiation from the antenna.

US Pat. No. 10,770,783

DATA COMMUNICATIONS SYSTEM FOR A VEHICLE

Plum Laboratories, Inc., ...

1. A data communications system for a vehicle having an exterior surface and an interior space, the data communications system comprising:a support frame positionable within the interior space of the vehicle;
a case movable between an open and a closed position, the case mountable to the exterior surface of the vehicle;
a power supply positioned on the support frame;
a router device connected to the support frame and electrically communicated with the power supply; and
an antenna array mounted within the case, the antenna array communicated with the router device, the antenna array including at least two cellular antennas.

US Pat. No. 10,770,782

ELECTRONIC APPARATUS

SEIKO EPSON CORPORATION, ...

1. An electronic apparatus comprising:a circuit substrate on which circuit components are disposed; and
an antenna that includes
a first electrode, and
a second electrode which is disposed between the first electrode and the circuit substrate, is opposite to a surface, on which the circuit components are disposed, of the circuit substrate, and includes a projection portion protruding in a direction from the first electrode toward the circuit substrate, the projection portion not overlapping with the circuit components in plan view along a thickness direction of the circuit substrate.

US Pat. No. 10,770,781

RESONANT CAVITY AND PLATE HYBRID ANTENNA

Microsoft Technology Lice...

1. An antenna assembly comprising:a metal frame including a resonant cavity, the resonant cavity having a center axis and defining a volume within the metal frame;
a metal plate positioned within the volume on the center axis of the resonant cavity; and
a metal feed line positioned to capacitively drive the metal plate and the resonant cavity, at least a portion of the metal feed line being positioned within the volume on the center axis of the resonant cavity.

US Pat. No. 10,770,779

STACKABLE ANTENNA ENCLOSURE

Winegard Company, Burlin...

1. A stackable antenna enclosure comprising:a base;
a top with an interior surface;
a side wall with interior and exterior surfaces tapering inward from the base to the top to define an interior cavity;
at least one stop extending from the side wall; and
an antenna housed within the interior cavity adjacent to the interior surface of the top;
wherein a plurality of enclosures can be stacked together with the at least one stop limiting insertion of a first enclosure into the interior cavity of an adjacent second enclosure, thereby preventing the top of the first enclosure from contacting the antenna within the second enclosure.

US Pat. No. 10,770,777

FOIL LAMINATE INTERMEDIATE AND METHOD OF MANUFACTURING

AVERY DENNISON CORPORATIO...

1. A method of making a conductive metal foil laminate, comprising the steps of:providing a substrate having first and second sides;
applying an adhesive pattern to the first side of the substrate;
providing a metal foil having first and second sides such that the second side of the foil is in contact with the adhesive;
cutting with a first cutter a first pattern in the metal foil coincident with the adhesive pattern to create a first conductive foil pattern and a matrix, where the cutting by the first cutter comprises performing a partial die cut using a mechanical cutter or a laser cutter;
feeding the substrate having metal foil and adhesive into a second cutter;
cutting a second pattern with the second cutter in the metal foil to create a second conductive foil pattern coincident with the first pattern to create an opening in the second pattern in which no metal foil exists in the opening such that the cutting of the second pattern is accomplished by ablation with a laser and the laser does not score or mark the substrate and both the metal foil and adhesive pattern beneath cut areas of the metal foil are ablated;
removing the matrix from the first conductive foil pattern; and
feeding the substrate into a third cutter to make modifications to the first or second conductive foil pattern.

US Pat. No. 10,770,776

VERTICAL SWITCHED FILTER BANK

Knowles Cazenovia, Inc., ...

1. A microwave device, comprising:a first substrate having a top surface, the top surface having at least one ground terminal and at least one signal terminal of the first substrate;
a second substrate having a first surface and an opposing second surface, the second substrate disposed over the top surface of the first substrate, the second substrate having a through-hole extending between the first surface and the second surface;
a conductive material covering sidewalls of the through-hole, and covering at least a portion of the first surface and at least a portion of the second surface at rim edges of the through-hole, the conductive material on the first surface in electrical contact with the at least one ground terminal of the first substrate;
a microwave component disposed within the through-hole and on the top surface of the first substrate, the microwave component having a ground terminal in electrical contact with the at least one ground terminal of the first substrate, and a signal terminal in electrical contact with the at least one signal terminal of the first substrate;
a cover at least partially covering the through-hole, the cover including a conductive surface in electrical contact with the conductive material covering at least a portion of the second surface of the second substrate;
at least one transmission line coupled to the at least one signal terminal, the at least one transmission line formed in the first substrate and below the top surface of the first substrate; and
a dielectric material in the first substrate covering at least a portion of the at least one transmission line.

US Pat. No. 10,770,774

MICROSTRIP-WAVEGUIDE TRANSITION FOR TRANSMITTING ELECTROMAGNETIC WAVE SIGNAL

KOREA ADVANCED INSTITUTE ...

1. A microstrip-waveguide transition for transmission of electromagnetic wave signals, comprising:a feeding part for providing an electromagnetic wave signal to be transmitted through the waveguide; and
a ground part formed at a predetermined interval from the feeding part,
wherein the microstrip and the waveguide are coupled alongside each other along a length direction of the waveguide, and
wherein a distance between the feeding part and the ground part in a direction perpendicular to the length direction of the waveguide is greater as it is closer to the waveguide.

US Pat. No. 10,770,773

ELECTRONIC APPARATUS

MURATA MANUFACTURING CO.,...

1. An electronic apparatus comprising:a first substrate that includes a mounting surface; and
a second substrate that includes a mounting surface, is mounted on the first substrate, and has a smaller area than the first substrate; wherein the second substrate extends in a longitudinal direction;
the second substrate includes:
a signal line;
a high-frequency transmission line including the signal line;
a plurality of input/output pads electrically connected to the signal line, on the mounting surface of the second substrate; and
an auxiliary pad arranged between at least two input/output pads among the plurality of input/output pads on the mounting surface of the second substrate;
the first substrate includes a plurality of lands provided on the mounting surface of the first substrate, each of the plurality of lands being respectively connected to a corresponding input/output pad of the plurality of input/output pads or the auxiliary pad;
each of the input/output pad of the plurality of input/output pads and the auxiliary pad is respectively soldered to a corresponding land of the plurality of lands on the mounting surface of the first substrate and the second substrate is surface-mounted on the first substrate in a state in which an entirety or substantially an entirety of the mounting surface of the second substrate faces the mounting surface of the first substrate;
the second substrate includes a base material with a dielectric constant lower than a dielectric constant of the first substrate;
the high-frequency transmission line includes a ground conductor;
a protective film including at least one opening is provided on the ground conductor; and
the auxiliary pad is defined by a portion of the ground conductor exposed in the at least one opening.

US Pat. No. 10,770,771

VARIABLE CAPACITORS AND SWITCHES FABRICATED USING ELECTROWETTING ON DIELECTRIC TECHNIQUES AND RELATED PHASE SHIFTERS, BASE STATION ANTENNAS AND OTHER DEVICES

CommScope Technologies LL...

11. An adjustable phase shifter, comprising:a radio frequency (“RF”) signal input;
an RF signal output;
a first delay line;
a first electrowetting-activated switch that is configured to selectively make and break an electrical connection between the RF signal input and a first end of the first delay line; and
a second electrowetting-activated switch that is configured to selectively make and break an electrical connection between the RF signal output and a second end of the first delay line.

US Pat. No. 10,770,770

LOW LOSS, WIDE BAND, PHASE SHIFTER UTILIZING TRANSFORMER

pSemi Corporation, San D...

1. A phase shifter circuit comprising:a first port configured to receive a radio frequency (RF) signal that is processed by the phase shifter circuit and output at a load;
a first switchable conduction path comprising one or more series connected transmission lines, and one or more shunted switching transistors each coupled to a respective transmission line of the one or more series connected transmission lines, the first switchable conduction path configured to selectively couple the first port to a second port via one of a low impedance conduction path and a high impedance conduction path by respectively opening and closing of at least one shunted switching transistor of the one or more shunted switching transistors of the first switchable conduction path;
a second switchable conduction path comprising one or more series connected transmission lines, and one or more shunted switching transistors each coupled to a respective transmission line of the one or more series connected transmission lines, the second switchable conduction path configured to selectively couple the first port to a third port via one of a low impedance conduction path and a high impedance conduction path by respectively opening and closing of at least one shunted switching transistor of the one or more shunted switching transistors of the second switchable conduction path; and
a first transformer having a first winding and a second winding, the first winding coupled to the second port and the third port at a respective one of two ends of the first winding, and the second winding coupled to the load,
wherein the phase shifter circuit is configured to operate according to at least two modes of operation, a first mode and a second mode,
wherein in the first mode of operation, the first switchable conduction path couples the first port to the second port via the low impedance conduction path, and the second switchable conduction path couples the first port to the third port via the high impedance conduction path, and
wherein in the second mode of operation, the first switchable conduction path couples the first port to the second port via the high impedance conduction path, and the second switchable conduction path couples the first port to the third port via the low impedance conduction path.

US Pat. No. 10,770,769

ION CONDUCTING HYBRID MEMBRANES

International Business Ma...

1. A device, comprising:a membrane comprising a polymer that is: (i) impermeable to oxygen, and (ii) insoluble in at least one polar solvent; and
Li ion conducting particles in the membrane, wherein at least a portion of the particles have a first exposed surface projecting from a first side of the membrane and a second exposed surface projecting from an opposed second side of the membrane, wherein the exposed surfaces of the conducting particles are substantially free of the polymer, and wherein the thickness of the membrane is 15 ?m to 100 ?m.

US Pat. No. 10,770,768

METAL-AIR BATTERY AND METHOD OF MANUFACTURING THE SAME

SAMSUNG ELECTRONICS CO., ...

1. A metal-air battery comprising:an anode portion comprising a metal;
a cathode portion comprising a porous layer, wherein the porous layer comprises a reduced non-stacked graphene oxide; and
an electrolyte disposed between the anode portion and the cathode portion,
wherein adjacent layers of the reduced non-stacked graphene oxide of the porous layer which are separated by an interval of about 1 nanometer to about 0.15 micrometer,
wherein the porous layer has a porosity of 70 volume percent to 99 volume percent, and
wherein the reduced non-stacked graphene oxide has mesopores and nanopores that are smaller than the mesopores.

US Pat. No. 10,770,767

LITHIUM-AIR BATTERY SYSTEM USING VORTEX TUBE

Hyundai Motor Company, S...

1. A lithium-air battery system using a vortex tube, comprising:a lithium-air battery;
a gas supply device configured to supply a reaction gas for electricity production to the lithium-air battery;
the vortex tube disposed between the lithium-air battery and the gas supply device to divide the gas, supplied from the gas supply device, into a high-temperature gas and a low-temperature gas;
a first 3-way valve disposed between the gas supply device and a compressed-air supply port formed in a main body of the vortex tube; and
a second 3-way valve disposed on a side of a gas outlet and a cooling path outlet of the lithium-air battery,
wherein the high-temperature gas, produced in the vortex tube, is supplied to the lithium-air battery, and simultaneously, the low-temperature gas is supplied to a cooling path in the lithium-air battery.

US Pat. No. 10,770,766

HEATING CONTROL DEVICE

HONDA MOTOR CO., LTD., T...

1. A heating control device comprising:a storage battery that supplies electric power to an electric motor as a driving source of an electric vehicle;
a heat generation portion that heats the storage battery using heat generated by current flowing;
an effective capacity estimation portion that estimates a change in effective capacity when the heat generation portion heats the storage battery to a target temperature using heat generated by current flowing due to electric power supplied from the storage battery based on an effective capacity of the storage battery corresponding to a temperature of the storage battery and a state of charge of the storage battery;
a first controller that causes a current to flow from the storage battery to the heat generation portion only in a case where the effective capacity estimated by the effective capacity estimation portion is expected to be improved; and
a second controller that lowers a lower limit temperature of the storage battery stepwise depending on a duration time during which the electric vehicle is not operated and that controls current flowing from the storage battery to the heat generation portion every time the temperature of the storage battery decreases up to the lower limit temperature.

US Pat. No. 10,770,765

BATTERY MODULE WITH IMPROVED FRAME STRUCTURE AND FRAME ASSEMBLY FOR THE BATTERY MODULE

LG Chem, Ltd., Seoul (KR...

1. A battery module, comprising:(1) a cell assembly including a plurality of cells adjacently arranged along a length direction; and
(2) a frame assembly having
(2a) a bottom plate supporting the cell assembly from a lower portion,
(2b) a side plate perpendicular to the bottom plate and extending in the length direction to be in direct contact with the cells at an outermost side of the cell assembly, and
(2c) a top plate covering an upper portion of the cell assembly,
wherein an external air inflow space is provided in the length direction between the side plate and the cell assembly, and
wherein the external air inflow space has ends open to an outside of the battery module such that an entirety of a flow path through the external air inflow space between the ends is straight.

US Pat. No. 10,770,764

BATTERY PACK

TOYOTA JIDOSHA KABUSHIKI ...

1. A battery pack comprising:a plurality of batteries that include heat dissipation surfaces respectively;
a cooler that cools each of the plurality of the batteries through each of the heat dissipation surfaces; and
a viscous layer that is interposed between each of the heat dissipation surfaces and the cooler, the viscous layer containing a filler having a negative thermal expansion coefficient,
wherein a ratio of a mass of the filler to a mass of all constituents in the viscous layer other than the filler is equal to or larger than 0.4 wt % and is equal to or smaller than 1.25 wt %.

US Pat. No. 10,770,763

BATTERY CELL TO WHICH BUS BAR IS APPLIED

LG Chem, Ltd., (KR)

1. A battery cell comprising:an electrode assembly including a positive electrode plate and a negative electrode plate with a separator interposed therebetween;
a first positive electrode tap and a second positive electrode tap which are connected to the positive electrode plate and provided to protrudingly extend from opposite ends of the positive electrode plate;
a first negative electrode tap and a second negative electrode tap which are connected to the negative electrode plate and provided to protrudingly extend from opposite ends of the negative electrode plate;
a cell cover configured to surround the electrode assembly so that at least portions of the first and second positive electrode taps and the first and second negative electrode taps are exposed outside of the cell cover;
a first busbar facing an outer surface of the positive electrode plate, and having protrusion parts at positions respectively facing the first positive electrode tap and the second positive electrode tap, the protrusion parts respectively being connected to the first positive electrode tap and the second positive electrode tap;
a second busbar facing an outer surface of the negative electrode plate, and having protrusion parts at positions respectively facing the first negative electrode tap and the second negative electrode tap, the protrusion parts respectively being connected to the first negative electrode tap and the second negative electrode tap;
a positive electrode lead connected to one of the first positive electrode tap and the second positive electrode tap;
a negative electrode lead connected to one of the first negative electrode tap and the second negative electrode tap; and
a pouch case accommodating the electrode assembly and the first and second busbars so that at least portions of the positive electrode lead and the negative electrode lead are exposed outside of the pouch case.