US Pat. No. 9,143,017

MOTOR STRUCTURE

Sunonwealth Electric Mach...

1. A motor structure comprising:
a housing including a shaft tube having an upper opening, with a shaft retaining assembly being received in the shaft tube
and having a top face adjacent to the upper opening, with the shaft tube including a positioning member on an outer periphery
thereof, with the positioning member distant from the top face by a first distance in an axial direction of the shaft tube;

a rotor including a shaft rotatably extending through the bearing; and
a stator including an assembling hole receiving the outer periphery of the shaft tube, with the stator including a bobbin,
a plurality of silicon steel plates coupled with the bobbin, and a winding wound around the plurality of silicon steel plates,
with the stator coupling with the positioning member of the shaft tube, with the bobbin including an abutting portion pressing
the top face of the shaft retaining assembly by a free end thereof;

wherein the abutting portion is made of elastic material, a second distance between the positioning member and the free end
in an axial direction of the assembling hole is defined, and the second distance is smaller than the first distance when the
stator is separate from the shaft tube.

US Pat. No. 9,231,448

MOTOR

Sunonwealth Electric Mach...

1. A motor comprising:
a base including a shaft tube having an open end, with an inner assembly received in the shaft tube;
a stator mounted to the outer periphery of the shaft tube, with the stator including a silicon steel plate unit, an insulating
bobbin unit and a coil unit; and

a rotor including a shaft, with the shaft rotatably coupled to the inner assembly in the shaft tube;
with the insulating bobbin unit of the stator including an extension extending to the open end of the shaft tube, with the
extension including an upper surface, a lower surface opposite to the upper surface, and a through-hole, with the shaft extending
through the through-hole, with the lower surface being intermediate the shaft tube and the upper surface, with the insulating
bobbin unit including an engagement hole extending through the extension between the upper and lower surfaces, with the shaft
tube of the base including a positioning member having an engaging section, with the engaging section extending through the
engagement hole past the upper surface, with the insulating bobbin unit fixed in place by an end of the engaging section abutting
with the upper surface.

US Pat. No. 9,140,263

ADVECTION FANS

Sunonwealth Electric Mach...

1. An advection fan comprising:
a housing including a metal housing base and a closure member, with a lateral wall arranged between the metal housing base
and the closure member and including an air inlet and an air outlet, with a horizontal air passage defined between the metal
housing base and the closure member, with the metal housing base including an engagement section;

a stator including a shaft seat and a coil unit, with the shaft seat attached to the engagement section, with the shaft seat
including a shaft coupling portion and a bottom wall extending radially outward of the shaft coupling portion to an outer
rim extending axially from the bottom wall and terminating in a face facing the closure member, with the face of the outer
rim defining a shaft seat reference face, with the shaft coupling portion, the bottom wall, and the outer rim defining a compartment,
with the coil unit embedded in the compartment, with the coil unit including a substrate and at least one coil formed on a
surface of the substrate, with the substrate intermediate the at least one coil and the bottom wall, with the at least one
coil of the coil unit having a top face flush with or below the shaft seat reference face; and

an impeller rotatably coupled to the shaft coupling portion of the shaft seat of the stator, with a gap formed between the
impeller and the coil unit of the stator.

US Pat. No. 9,234,528

MOTOR BASE

Sunonwealth Electric Mach...

1. A motor base comprising:
a bottom plate having opposite top and bottom surfaces, wherein a shaft-coupling portion is arranged on the top surface; and
at least one vibration reduction unit enclosing the shaft-coupling portion, wherein each of the at least one vibration reduction
unit comprises at least one protrusion and at least one groove, wherein the at least one protrusion is arranged on one of
the top and bottom surfaces, wherein the at least one groove is correspondingly arranged on another one of the top and bottom
surfaces, wherein the at least one protrusion comprises a single protrusion arranged on the top surface, wherein the at least
one groove comprises a single groove correspondingly arranged on the bottom surface, wherein the bottom plate further comprises
an inner end portion and an outer end portion opposite to the inner end portion, wherein the inner end portion is coupled
with the shaft-coupling portion, wherein the outer end portion extends outwards in a horizontal direction of the bottom plate,
wherein the top surface comprises a first top surface, a second top surface and a third top surface, wherein the first top
surface is positioned between the protrusion and the inner end portion, wherein the second top surface is positioned on the
protrusion, wherein the third top surface is positioned between the protrusion and the outer end portion, wherein the first
and third top surfaces are aligned with each other in a radial direction of the shaft-coupling portion, and wherein the second
top surface is not aligned with the first and third top surfaces in the radial direction of the shaft-coupling portion.

US Pat. No. 9,243,642

COOLING SYSTEM FOR USE IN A PORTABLE COMMUNICATION DEVICE

SUNONWEALTH ELECTRIC MACH...

1. A cooling system for use in a portable communication device, comprising:
a detection module detecting whether the portable communication device is in a communication state and generating an acknowledgement
signal when the portable communication device is in the communication state;

a cooling module comprising a fan and a driving unit electrically coupled to the fan; and
a central control module electrically coupled to the detection module and the driving unit, detecting an operational temperature
of the portable communication device, and generating a detected temperature value corresponding to the detected operational
temperature, wherein the central control module controls the fan to operate in a silent mode or a cooling mode, and

wherein the central control module controls the fan to operate in the silent mode if the central control module receives the
acknowledgement signal when the detected temperature value is smaller than a temperature threshold value, else the central
control module controls the fan to operate in the cooling mode, wherein the fan rotates at a speed faster than a reference
rotational speed when the fan operates in the cooling mode, and

wherein the fan stops or rotates at a speed slower than the reference rotational speed when the fan operates in the silent
mode, wherein the central control module comprises a temperature detection unit and an operation unit,

wherein the temperature detection unit detects the operational temperature of the portable communication device in real time
and correspondingly generates the detected temperature value,

wherein the operation unit is electrically coupled to the detection module, the driving unit and the temperature detection
unit, wherein the operation unit sets the temperature threshold value and the reference rotational speed,

wherein the operation unit controls the fan to operate in the silent mode if the operation unit receives the acknowledgement
signal when the detected temperature value is smaller than the temperature threshold value, else the operation unit controls
the fan to operate in the cooling mode, wherein the operation unit further sets an accumulated time length and a time threshold
value,

wherein the operation unit starts to calculate an accumulated amount of time during which the acknowledgement signal has been
constantly received, wherein the operation unit stops calculating the accumulated amount of time when the detected temperature
value has reached the temperature threshold value,

wherein the accumulated amount of time calculated by the operation unit is taken as the accumulated time length, wherein the
operation unit stops the fan when the accumulated time length is larger than zero but has not yet reached the time threshold
value, and

wherein the operation unit controls the fan to rotate at the speed slower than the reference rotational speed when the accumulated
time length has reached the time threshold value.

US Pat. No. 9,303,859

ILLUMINATING VENTILATOR

Sunonwealth Electric Mach...

1. An illuminating ventilator, comprising:
a fan having a housing and a fan wheel, wherein the housing has a first coupling portion, an inlet, an outlet and an inner
space communicating with said inlet and outlet, and the fan wheel is received in the inner space;

a connecting frame coupling with the housing and having an opening in alignment with the inlet of the housing, wherein the
connecting frame has a second coupling portion coupling with the first coupling portion of the housing;

a lamp seat mounted on one of the connecting frame and the housing and having a receiving portion for receiving a lamp; and
a cover coupled with the connecting frame and having a plurality of apertures communicating with the opening.

US Pat. No. 9,243,792

LAMP

SUNONWEALTH ELECTRIC MACH...

1. A lamp comprising:
a housing having an assembling opening and an electrical base on two ends thereof, wherein the housing has an inner wall,
and a portion of the inner wall adjacent to the assembling opening is an air-guiding wall;

a cooling fan having a casing, a fan wheel and two partitioning boards, wherein the casing is disposed at the assembling opening
and forms an air channel therein, wherein the fan wheel is rotatably arranged in the air channel, wherein the two partitioning
boards are arranged between the air-guiding wall of the housing and the air channel, with each partitioning board having a
first end and a second end, with the first and second ends facing and abutting against the air-guiding wall of the housing
respectively so as to define two first air-guiding openings and a second air-guiding opening; and

a light-emitting module arranged in the housing.

US Pat. No. 9,219,386

MOTOR'S STATOR UNIT

Sunonwealth Electric Mach...

1. A motor's stator unit comprising: a base having a shaft tube; and a stator having a silicon steel plate unit, an insulation
sleeve unit and a coil unit, wherein the silicon steel plate unit has an inner circumferential wall forming a through-hole,
wherein the insulation sleeve unit has an engagement hole, wherein the silicon steel plate unit and the insulation sleeve
unit are stacked together, wherein the through-hole and the engagement hole are aligned with each other to allow the shaft
tube to extend through the through-hole and the engagement hole, wherein an enameled copper wire is wound around a predetermined
part of the insulation sleeve unit to form the coil unit, wherein the insulation sleeve unit of the stator is press fit around
an outer circumferential wall of the shaft tube via at least one buffering member, wherein the at least one buffering member
is arranged between the insulation sleeve unit and the silicon steel plate unit.

US Pat. No. 9,509,201

EASY-TO-START MOTOR INCLUDING A METALLIC INDUCTION MEMBER WRAPPED WITH A PLASTIC MEMBER AND A BASE THEREOF

Sunonwealth Electric Mach...

1. An easy-to-start motor comprising:
a base having a plastic member and a metallic induction member wrapped with the plastic member, wherein the metallic induction
member comprises at least one magnetic attraction portion, and wherein each of the at least one magnetic attraction portion
is in the form of a protrusion;

a stator coupled with the base; and
a rotor having a shaft and a permanent magnet, wherein the shaft is capable of being coupled with the base, wherein the at
least one magnetic attraction portion is magnetically attracted by the permanent magnet, to prevent the rotor from stopping
at a dead location where the rotor is difficult to start rotation, wherein the metallic induction member comprises a first
face and a second face opposing to the first face, wherein the first face faces the rotor, and wherein each of the at least
one magnetic attraction portion forms the protrusion on the first face and a recess on the second face.

US Pat. No. 9,429,167

HEAT DISSIPATING FAN

Sunonwealth Electric Mach...

1. A heat dissipating fan comprising:
a housing including a base and a sidewall coupled to the base, with the sidewall defining a compartment of a generally cylindrical
shape having an axis, with the housing further including an air inlet formed by open ends of the compartment, an air outlet
extending in a radial direction from the compartment through the sidewall, and a dust channel extending in a radial direction
from the compartment through the sidewall, with the air inlet, the air outlet, and the dust channel being in communication
with the compartment;

a stator coupled to the base of the housing;
an impeller rotatably coupled to the stator about the axis and located within the compartment; and
a control element including a driving circuit electrically connected to the stator and a rotating direction control circuit
electrically connected to the driving circuit.

US Pat. No. 9,400,000

BLOWER FAN

Sunonwealth Electric Mach...

1. A blower fan comprising:
a fan frame comprising a base plate portion, a cover plate portion, and a lateral wall portion arranged between the base plate
portion and the cover plate portion, wherein the cover plate portion comprises an axial air inlet and the lateral wall portion
comprises an air outlet;

a motor mounted in the fan frame;
an impeller located intermediate the base and cover plate portions and rotatably coupled about an axis with the motor, with
the impeller having cross sections perpendicular to the axis and having an outer periphery; and

a shield coupled with the fan frame and having a face facing the axial air inlet and having an outer periphery, with the cover
plate portion being intermediate and spaced from the shield and the base plate portion, with the outer periphery of the shield
located radially inside and spaced from the outer periphery of the impeller, with the face being solid inside the outer periphery
to prevent a liquid from intruding into the fan frame, wherein at least one lateral air inlet is formed between the cover
plate portion and the shield, and wherein an air-guiding space is formed between the at least one lateral air inlet and the
axial air inlet of the cover plate portion, wherein the blower fan has a total height and an upper height, wherein the total
height is a distance between a bottom face of the base plate portion and a top face of the shield along an axial direction
of the blower fan, wherein the upper height is a distance between an outer face of the cover plate portion and a bottom face
of the shield along the axial direction of the blower fan, and wherein the upper height is 12.5% to 75% of the total height.

US Pat. No. 9,140,266

COOLING FAN

Sunonwealth Electric Mach...

1. A cooling fan comprising:
a base;
a lid arranged above the base;
a fan wheel having a shaft rotatably coupling with the base and a highest point spaced from the lid by a first gap; and
an auxiliary shaft assembly arranged between a top of a hub of the fan wheel and a bottom face of the lid, with a second gap
formed between the auxiliary shaft assembly and the top of the hub or between the auxiliary shaft assembly and the bottom
face of the lid, wherein the second gap is smaller than the first gap, wherein the base has an air channel formed between
the lid and the top of the hub, wherein the air channel includes at least one first opening and at least one second opening,
and wherein the fan wheel further includes a plurality of blades received in the air channel, wherein the shaft extends from
the hub, wherein the hub has a radial extent; wherein the plurality of blades extend radially with respect to the shaft to
the radial extent of the hub and axially extend parallel to the shaft from the top of the hub to the highest point, with the
plurality of blades located intermediate the hub and the bottom face of the lid, and with the plurality of blades located
concentrically around the auxiliary shaft assembly and in the air channel within the radial extent of the hub between the
top of the hub and the bottom face of the lid.

US Pat. No. 9,209,655

MOTOR'S STATOR UNIT

Sunonwealth Electric Mach...

3. A motor's stator unit comprising:
a base having a shaft tube;
a stator having a silicon steel plate unit, an insulation sleeve unit and a coil unit, wherein the silicon steel plate unit
has an inner circumferential wall forming a through-hole, wherein the insulation sleeve unit has an engagement hole, wherein
the silicon steel plate unit and the insulation sleeve unit are stacked together to align the through-hole with the engagement
hole, wherein an enameled copper wire is wound around a predetermined part of the insulation sleeve unit to form the coil
unit, wherein the engagement hole of the insulation sleeve unit has a minimal diameter that is slightly smaller than an outer
diameter of the shaft tube, wherein the stator is press fit around an outer circumferential wall of the shaft tube via the
insulation sleeve unit; and

a fixing ring fit around the shaft tube of the base to fix the insulation sleeve unit in place.

US Pat. No. 9,054,564

MOTOR WITH OIL STORAGE FUNCTION

Sunonwealth Electric Mach...

1. A motor with an oil storage function comprising:
a base comprising a shaft tube portion having a closed end and an open end;
a bearing received in the shaft tube portion of the base;
a stator unit fixed to the base and having an annular insulation unit and a blocking portion, wherein the annular insulation
unit is fittingly coupled around the shaft tube, with the blocking portion extending radially from the annular insulation
unit towards the open end of the shaft tube portion and terminating in an end having a bottom face pressing the bearing; and

a rotor comprising a hub having a shaft and a permanent magnet, wherein the shaft is rotatably coupled with the bearing, wherein
an air gap is formed between the permanent magnet and the stator unit, wherein the blocking portion of the stator unit, the
shaft tube portion and the bearing jointly form an oil chamber at the open end of the shaft tube portion, and wherein the
blocking portion of the stator unit has at least one vent adjacent to the annular insulation unit and spaced from and not
intersecting with the bottom face communicating with the oil chamber.

US Pat. No. 9,356,481

ROTOR STRUCTURE FOR A MOTOR

Sunonwealth Electric Mach...

1. A rotor structure for a motor comprising:
a shaft;
a single magnet having two opposite end faces, wherein an axial hole extends along an axis through said two opposite end faces
and has a maximum extent parallel to the axis equal to a maximum extent parallel to the axis between the two opposite end
faces, wherein at least one of the two opposite end faces has at least one first engaging member being a groove extending
parallel to the axis into the at least one of the two opposite end faces, wherein the single magnet and each of the two opposite
end faces of the single magnet have a maximum radial extent perpendicular to the axis; and

two fixing seats each having an abutting face, with each of the abutting faces having a maximum radial extent perpendicular
to the axis the same as the maximum radial extent of the single magnet and of the two opposite end faces of the single magnet,
with at least one of the abutting faces facing said at least one of the two opposite end faces and having at least one second
engaging member facing and engaging with said at least one first engaging member, with a positioning hole disposed at the
center of the abutting face, with the two fixing seats having circular cross sections perpendicular to the positioning hole
and to the axis,

wherein the shaft passes through the axial hole of the single magnet and the positioning holes of the two fixing seats, the
two fixing seats are adjacent to and abut against the end faces of the single magnet by the abutting faces respectively to
position the single magnet relatively to the shaft, both the positioning holes of the two fixing seats have a diameter smaller
than that of said shaft to tightly fit said shaft,

wherein the at least one first engaging member is located at the maximum radial extent at the outer edge of the at least one
of the two opposite end faces, or located at the inner edge of the at least one of the two opposite end faces.

US Pat. No. 9,700,822

AIR EXCHANGE DEVICE

Sunonwealth Electric Mach...

1. An air exchange device comprising:
an air-guiding tube having a first end and a second end opposite to each other, with the first end having a first inlet and
a first outlet, and with the second end having a second inlet and a second outlet;

a partition arranged inside the air-guiding tube to completely divide the inside of the air-guiding tube into a first air-guiding
space and a second air-guiding space, wherein the partition prevents air flow between the first and second air-guiding spaces,
with the first air-guiding space communicating with the first inlet and the second inlet, and with the second air-guiding
space communicating with the first outlet and the second outlet;

a first filter filtering air flow through the first inlet of the first air-guiding space of the air-guiding tube;
a second filter filtering air flow through the second inlet of the first air-guiding space of the air-guiding tube; and
at least one fan adapted to draw and expel air and combined with the air-guiding tube;
wherein bores of meshes of the first filter are larger than bores of meshes of the second filter.

US Pat. No. 9,768,651

MOTOR WITH THRUST BEARING

Sunonwealth Electric Mach...

1. A motor with thrust bearing, comprising:
a base;
a bearing sleeve arranged with the base and having an opening end and a sealing end, with the opening and sealing ends opposite
to each other;

a stator connecting with the base or the bearing sleeve;
a rotating member arranged inside the bearing sleeve and comprising a shaft and a limiting portion, wherein a first end of
the shaft connects with the limiting portion, a second end of the shaft has a coupling portion, and the coupling portion is
close to the opening end and away from the sealing end as well as the limiting portion is close to the sealing end and away
from the opening end;

a thrust bearing arranged between the shaft and an inner surface of the bearing sleeve, wherein the limiting portion is between
the thrust bearing and the sealing end; and

a hub connecting with the coupling portion of the shaft and having a permanent magnet corresponding to the stator.

US Pat. No. 9,399,999

HEAT DISSIPATING FAN

Sunonwealth Electric Mach...

1. A heat dissipating fan comprising:
a housing including a base and a sidewall coupled to the base, with the sidewall defining a compartment of a generally cylindrical
shape having an axis, with the housing further including an air inlet formed by open ends of the compartment, an air outlet
extending in a radial direction from the compartment through the sidewall, and a dust channel extending in a radial direction
from the compartment through the sidewall, with the air inlet, the air outlet and the dust channel being in communication
with the compartment, with the air outlet including opposite first and second end edges in the sidewall parallel to and spaced
from the axis, with the first and second end edges of the air outlet located at a same straight side of the housing, with
the housing defining a first plane including the first and second end edges;

an impeller including a hub extending along the axis and a plurality of blades coupled to an outer periphery of the hub, with
the impeller defining a second plane including the axis of the hub, with the second plane parallel to and spaced from the
first plane, with the compartment of the housing including an air outlet section and a pressure accumulating section on opposite
sides of the second plane, with the air outlet section located between the first and second planes, with the air outlet located
in the air outlet section and extending through the sidewall, with the dust channel located in the pressure accumulating section,
with the impeller rotatable in a direction for heat dissipation purposes and rotatable in an opposite direction for dust removing
purposes, and with the dust channel extending from the compartment in a tangential vector of the opposite direction;

a stator coupled to the base of the housing, with the impeller rotatably coupled to the stator about the axis and located
within the compartment; and

a control element including a driving circuit electrically connected to the stator and a rotating direction control circuit
electrically connected to the driving circuit.

US Pat. No. 9,332,672

ELECTRONIC PRODUCT INCLUDING A HEAT DISSIPATING DEVICE

Sunonwealth Electric Mach...

1. A heat dissipating device comprising:
a casing including two opposing walls defining a compartment;
at least one heat conducting board mounted between the two opposing walls in the compartment and dividing the compartment
into a first chamber and a second chamber, with said at least one heat conducting board located between the first and second
chambers, with the first chamber including a plurality of openings, with the at least one heat conducting board being solid;

at least one fan unit mounted in the first chamber, with each said at least one fan unit including an air inlet and an air
outlet, with said air inlet aligned and in communication with an opening of the plurality of openings, with said air outlet
aligned and in communication with another opening of the plurality of openings; and

a plurality of electronic elements located in the second chamber, with at least one of the plurality of electronic elements
mounted upon the at least one heat conducting board, with the first chamber and the second chamber not being in communication
with each other, with the first chamber defining at least one air channel, with said at least one heat conducting board including
a plurality of fins, with the plurality of fins located in the at least one air channel, and with the plurality of fins extending
from the at least one heat conducting board towards but spaced from one of the two walls of the casing,

with the at least one air channel being in the form of a single air channel including first and second ends respectively in
communication with the opening and the other opening of the plurality of openings,

with said at least one fan unit including first and second fan units, with the air inlet of the first fan unit aligned and
in communication with the opening of the plurality of openings, and with the air outlet of the second fan unit aligned and
in communication with the other opening of the plurality of openings.

US Pat. No. 9,074,603

COOLING FAN WITH CIRCUIT BOARD POSITIONING STRUCTURE AND AN ASSEMBLY METHOD THEREOF

Sunonwealth Electric Mach...

1. A cooling fan comprising:
a fan frame comprising a metal seat and a lateral wall, wherein the metal seat comprises an engaging face, a bottom face opposite
to the engaging face and an engaging portion arranged on the engaging face, wherein the lateral wall is arranged on a periphery
of the metal seat and defines an air inlet and an air outlet, wherein the metal seat comprises a wire-positioning hole on
the engaging face;

a circuit board comprising a periphery and a positioning hole, wherein the circuit board is press fit around the engaging
portion of the metal seat via the positioning hole and adhered to the engaging face of the metal seat, wherein the circuit
board comprises an insulation layer facing the metal seat;

a stator-coil unit mounted on the metal seat of the fan frame and electrically connected to the circuit board; and
an impeller rotatably coupled with the stator-coil unit, wherein a wire channel is formed on the bottom face and extends radially
from the periphery of the metal seat to an edge of the wire-positioning hole, wherein the edge of the wire-positioning hole
is located radially intermediate the peripheries of the circuit board and the metal seat, wherein the circuit board comprises
a lead wire, wherein the lead wire has a first end electrically coupled to the circuit board, wherein the lead wire has a
second end passing through the wire-positioning hole and extending radially along and in the wire channel for connection to
an external power source or a driving circuit, and wherein the metal seat is located intermediate the impeller and the lead
wire in the wire channel.

US Pat. No. 10,090,724

STATOR FOR USE IN A DUAL-PHASED MOTOR AND A METHOD FOR WINDING THE STATOR

Sunonwealth Electric Mach...

1. A stator for use in a dual-phased motor, comprising:a magnetic yoke portion; and
first, second, third and fourth magnetic poles that are circumferentially arranged around and coupled with the magnetic yoke portion, wherein each of the first, second, third and fourth magnetic poles is wound with a coil having a first coil layer and a second coil layer, and wherein the first coil layer and the second coil layer of each of the first, second, third and fourth magnetic poles are in different phases,
wherein the first coil layer of each of the first and third magnetic poles is a first-phased coil, wherein the second coil layer of each of the second and fourth magnetic poles is a first-phased coil, wherein the second coil layer of each of the first and third magnetic poles is a second-phased coil, and wherein the first coil layer of each of the second and fourth magnetic poles is a second-phased coil.

US Pat. No. 9,885,472

ILLUMINATING VENTILATOR

Sunonwealth Electric Mach...

1. An illuminating ventilator comprising:
a case with a first air opening and a second air opening respectively formed on two sides thereof, wherein the case comprises
an air channel having two ends respectively communicating with the first air opening and the second air opening;

a fan disposed in the case, wherein the fan is arranged in the air channel;
a lamp detachably attached to the case; and
a power supply module comprising an AC input terminal, a first DC output terminal and a second DC output terminal, wherein
the first DC output terminal is electrically connected with the fan, wherein the second DC output terminal is electrically
connected with the lamp, wherein the fan has an axial direction, wherein the power supply module is arranged between the case
and the lamp in the axial direction, and wherein the power supply module is detachably attached to the case or the lamp.

US Pat. No. 9,887,597

MOTOR WINDING ASSEMBLY

Sunonwealth Electric Mach...

1. A motor winding assembly comprising:
a flexible base plate comprising a plurality of supports, wherein a bridge is connected between adjacent two of the plurality
of supports, wherein each of the plurality of supports has a center, wherein the flexible base plate has a reference line
extending through the centers of the plurality of supports, and wherein the bridge is not located on the reference line; and

a winding assembly comprising a plurality of winding units, wherein each of the plurality of supports is provided with at
least one of the plurality of winding units of the winding assembly, wherein an electrical path is located on the bridge between
the adjacent two of the plurality of supports and electrically connected to the winding units of the adjacent two of the plurality
of supports.

US Pat. No. 9,746,196

AIR-GUIDING CASING OF A VENTILATION FAN

Sunonwealth Electric Mach...

1. An air-guiding casing of a ventilation fan, comprising:
a main body including a base plate and a plurality of side plates arranged at an outer periphery of the base plate, with the
base plate and the plurality of side plates together defining a compartment, with the main body further including an inlet
in communication with the compartment, with the main body further including an outlet in one of the plurality of side plates,
with the outlet being in communication with the compartment, with two opposing wings respectively disposed on two opposite
edges of the outlet, with each of the two opposing wings including at least one engaging hole, wherein the two opposing wings
are spaced from each other by a first distance in a first direction; and

an air-guiding tube including an engaging end and an outlet end opposite to the engaging end, with two opposing guiding plates
disposed on the engaging end of the air-guiding tube, with each of the two opposing guiding plates including at least one
hook removably engaged with the at least one engaging hole of one of the two opposing wings, wherein the two opposing guiding
plates are spaced from each other by a second distance in the first direction, wherein the second distance is slightly larger
than the first distance, wherein the two opposing guiding plates of the air-guiding tube are forcibly engaged between the
two opposing wings of the main body, and wherein the two opposing wings of the main body securely clamp the air-guiding tube.

US Pat. No. 9,719,524

CENTRIFUGAL FAN

Sunonwealth Electric Mach...

1. A centrifugal fan comprising:
a fan frame having a base plate portion and a cover plate portion, wherein a lateral wall portion is arranged between the
base plate portion and the cover plate portion, wherein the cover plate portion comprises a first face and a second face opposite
to the first face, wherein the first face faces and is spaced from the base plate portion, wherein the lateral wall portion
includes an inside face extending between the first face and the base plate portion, wherein an interior is defined between
the first face and the base plate portion and by the inside face of the lateral wall portion, wherein the cover plate portion
further comprises an air inlet extending from the first face to the second face, and wherein the lateral wall portion comprises
an air outlet;

a stator assembly received in the fan frame; and
an impeller rotatably coupled with the stator assembly between the base plate portion and the cover plate portion, wherein
the impeller has a radial rotational range;

wherein the cover plate portion of the fan frame further comprises an air-guiding section and an enlarged guiding section,
wherein the air-guiding section is aligned with the radial rotational range of the impeller, wherein a portion of the first
face of the cover plate portion corresponding to the enlarged guiding section in the interior is aligned with an area outside
the radial rotational range of the impeller, radially within the inside face of the lateral wall portion and spaced from the
base plate portion, wherein a part of the second face that is located within the air-guiding section is spaced from a bottom
of the base plate portion by a first minimal axial distance, wherein another part of the second face that is located within
the enlarged guiding section and the lateral wall is spaced from the bottom of the base plate portion by a second minimal
axial distance, and wherein the second minimal axial distance is smaller than the first minimal axial distance.

US Pat. No. 9,689,404

FAN FRAME HAVING TEMPERTURE DETECTING ELEMENT AND FAN HAVING TEMPERTURE DETECTING ELEMENT

SUNONWEALTH ELECTRIC MACH...

1. A fan frame having temperature detecting element, comprising:
a body for accommodating an impeller, the body comprising an inlet; and
a circuit board installed around the inlet of the body, the circuit board comprising a temperature detecting element, a first
contact end, a second contact end, a first external contact terminal, a second external contact terminal, a first wire and
a second wire, wherein the first contact end and the second contact end are connected to the temperature detecting element,
the temperature detecting element traverses the inlet, the first wire electrically connects the first contact end and the
first external contact terminal, the second wire electrically connects the second contact end and the second external contact
terminal, at least one of the first wire and the second wire comprises a plurality of bending sections;

wherein the first wire comprises a plurality of first bending sections, and the second wire comprises a plurality of second
bending sections;

wherein a first path is defined between the first contact end and the first external contact terminal, a second path is defined
between the second contact end and the second external contact terminal, the first wire is disposed on the first path, the
second wire is disposed on the second path, a length of the first wire is larger than twice length of the first path, a length
of the second wire is larger than twice length of the second path.

US Pat. No. 9,712,015

MOTOR OF A CEILING FAN

Sunonwealth Electric Mach...

1. A motor of a ceiling fan, comprising:
a shaft having a first shoulder surface and a second shoulder surface facing in opposite axial directions of the shaft, with
the shaft coupling with a stator;

a bearing sleeve receiving a first bearing and a second bearing for supporting the shaft, with an annular flange formed at
an end of the bearing sleeve, wherein the annular flange and the second shoulder surface clamp and position the second bearing;

a rotor having a housing coupling with the bearing sleeve, with the housing having a connecting portion and a base, wherein
the connecting portion and the first shoulder surface clamp and position the first bearing, with the first shoulder surface
facing the base and disposed between the base and the second shoulder surface; and

a buffer member arranged between the connecting portion and the first bearing, with two opposite sides of the buffer member
abutting against the connecting portion and the first bearing respectively.

US Pat. No. 9,712,003

MOTOR OF A CEILING FAN WITH LINKING SEAT COUPLING TO THE STATOR CORE

Sunonwealth Electric Mach...

1. A motor of a ceiling fan, comprising:
a stator including a core having an assembly hole, wherein the stator further comprises two insulated bobbins, wherein each
of the two insulated bobbins has a first coupling portion, and wherein the two insulated bobbins connect with two opposite
sides of the core, respectively;

a shaft;
a linking seat coupled with the core and having as axial hole in alignment with the assembly hole in an axial direction of
the shaft firmly resting in the axial hole, wherein the linking seat has a second coupling portion in alignment and coupled
with the first coupling portions of the two insulated bobbins to connect the linking seat with the core; and

a rotor rotatably arranged around the shaft.

US Pat. No. 9,496,767

MOTOR AND MOTOR VIBRATION-PROOF MECHANISM THEREOF

SUNONWEALTH ELECTRIC MACH...

1. A motor, comprising:
an outer frame including a supporting base, wherein the supporting base includes a wall and a plurality of fixing portions
disposed within the supporting base; the wall includes a plurality of positioning grooves; and each fixing portion is located
at one end of each positioning groove;

a vibration-proof base, disposed at the supporting base of the outer frame, including a base body and a vibration-proof ring,
wherein the base body includes an upper surface and a side surface; the vibration-proof ring is sleeved around the side surface
of the base body; and the vibration-proof ring is in contact with the supporting base; and

a motor body disposed on the base body.

US Pat. No. 9,841,029

MOTOR OF A CEILING FAN

Sunonwealth Electric Mach...

1. A motor of the ceiling fan comprising:
a shaft having a first shoulder and a second shoulder;
a bearing sleeve receiving a first bearing and a second bearing for supporting the shaft, with the bearing sleeve having an
inner flange, with the inner flange and the first shoulder jointly clamping and positioning the first bearing;

a limiting member, with the limiting member and the second shoulder jointly clamping and positioning the second bearing;
a stator arranged around the shaft; and
a rotor coupling with the bearing sleeve,
wherein the shaft has a thick section to form the first and second shoulders at two opposite ends thereof, wherein each of
the first and second shoulders has an abutting surface, and wherein the abutting surfaces of the first and second shoulders
face away from each other.

US Pat. No. 9,543,793

RADIAL-WINDING STATOR OF A MOTOR

Sunonwealth Electric Mach...

1. A radial-winding stator of a motor, comprising:
a core; and
eight poles each having a magnetic pole and a pole piece, wherein the magnetic pole is connected to the core and extends outwards
from the core in a radial direction, wherein the pole piece is formed at one end of the magnetic pole distant to the core,
wherein the pole piece includes a magnetic end face having an arc length along a circumferential direction of the core, as
well as an axial height along an axial direction perpendicular to the radial direction, and wherein a ratio of the arc length
to the axial height is between 2.05 and 10.

US Pat. No. 9,543,801

MOTOR WITH THRUST BEARING

Sunonwealth Electric Mach...

1. A motor with a thrust bearing, comprising:
a base;
a bearing sleeve arranged with the base and having an opening end and a sealing end, with the opening and the sealing ends
opposite to each other;

a stator coupled with the base or the bearing sleeve;
a rotating member disposed in in the bearing sleeve and comprising a shaft and a limiting portion, wherein a first end of
the shaft connects with the limiting portion, a second end of the shaft has a coupling portion, and the limiting portion has
a first contact surface;

a thrust bearing arranged between the shaft and an inner surface of the bearing sleeve, so that the limiting portion is between
the thrust bearing and the sealing end, wherein the thrust bearing has a second contact surface facing the first contact surface,
and at least one of the first contact surface and the second contact surface is an uneven surface, wherein an interface between
the first contact surface and the second contact surface is point contact; and

a hub coupled with the coupling portion of the shaft and having a permanent magnet corresponding to the stator.

US Pat. No. 9,861,005

COOLING SYSTEM FOR A HAND-HELD ELECTRONIC DEVICE

Sunonwealth Electric Mach...

1. A cooling system for a hand-held electronic device, comprising:
a casing including a compartment, at least one air inlet in communication with the compartment, and at least one air outlet
in communication with the compartment;

a wind driving assembly mounted in the compartment, with the wind driving assembly including a frame, a package and a thermally
conductive cover, with the thermally conductive cover engaged with the frame and the package, with an impeller rotatably mounted
in the frame, with the frame including an outlet hole adjacent to the at least one air outlet of the casing, with the package
adapted to receive at least one electronic element, with the at least one electronic element generating heat during operation,
and with the thermally conductive cover including an inlet hole in communication with an interior of the frame; and

an auxiliary fan mounted in the casing and including an inlet hole and an outlet hole, with the inlet hole of the auxiliary
fan located adjacent to the at least one air inlet of the casing, with an air guiding gap formed between the auxiliary fan
and the package, and with the air guiding gap adjoining the outlet hole of the auxiliary fan,

wherein an air channel is formed between the thermally conductive cover and an interior wall face of the casing, and the at
least one air inlet of the casing intercommunicates with the inlet hole of the thermally conductive cover via the air channel,

with the wind driving assembly including a side adjacent to the auxiliary fan, with the side of the wind driving assembly
including an airflow guiding portion, and with the airflow guiding portion being an inclined face.

US Pat. No. 9,568,015

CENTRIFUGAL FAN

Sunonwealth Electric Mach...

1. A centrifugal fan comprising:
a fan frame having a base plate portion, a cover plate portion, and a lateral wall portion arranged between the base plate
portion and the cover plate portion, wherein the cover plate portion has an inner edge forming an air inlet, and wherein the
lateral wall portion has an air outlet;

a stator assembly mounted in the fan frame; and
an impeller mounted in the fan frame and comprising a rotating member, a plurality of blades and a connection ring, wherein
the rotating member is rotatably coupled with the stator assembly, wherein the plurality of blades is arranged on an outer
periphery of the rotating member, wherein each blade has a windward edge and a lateral edge, wherein the windward edge faces
the air inlet, wherein the lateral edge faces the lateral wall portion, and wherein the connection ring is arranged on the
windward edges of the plurality of blades;

wherein the windward edge of each blade has a first coupling edge, wherein the connection ring has a second coupling edge
coupled to the first coupling edge, wherein the windward edge between the first coupling edge and the lateral edge extends
downwards starting from the first coupling edge and away from the cover plate, thereby forming a truncating portion between
the connection ring and the lateral edge.

US Pat. No. 10,069,376

CEILING FAN MOTOR

Sunonwealth Electric Mach...

1. A ceiling fan motor comprising:a stator comprising a shaft and an iron core;
a rotor rotatably coupled with the shaft; and
a circuit box configured to be attached to or detached from the stator and comprising a circuit board and an opening, wherein the circuit board is electrically connected to an electrical connection portion, wherein the opening extends through one surface to another surface of the circuit box, wherein the electrical connection portion is configured to be connected to a wire via the opening, and wherein the wire is a power cord connected to an external power for supplying power.

US Pat. No. 9,752,594

CEILING FAN MOTOR WITH COOLING AIR CHANNEL

Sunonwealth Electric Mach...

1. A motor of a ceiling fan, comprising:
a stator having a shaft and a core, wherein the shaft extends in an axial direction;
a rotor having a first housing rotatably coupling with the shaft, wherein the first housing has a first peripheral portion
extending in the axial direction and surrounding the shaft, wherein the first peripheral portion is spaced from the shaft
in a radial direction perpendicular to the axial direction; and

a base having a second housing firmly connecting with the stator, wherein the second housing has a second peripheral portion
extending in the axial direction and surrounding the shaft, wherein the second peripheral portion is spaced from the shaft
in the radial direction and is located radially inward of the first peripheral portion of the first housing,

wherein the core of the stator is positioned between the first and second housings, wherein an air channel communicates an
inside and an outside of the motor, wherein the first peripheral portion of first housing partially overlaps with the second
peripheral portion of the second housing in the axial direction and is spaced from the second peripheral portion of the second
housing by a gap in the radial direction, wherein the gap communicates the inside and the outside of the motor, wherein the
air channel includes the gap, and wherein the first housing is rotatable relative to the second housing for generating an
air current inside the motor and guiding the air current out of the motor via the air channel.

US Pat. No. 9,960,655

MOTOR AND WINDING ASSEMBLY THEREOF

Sunonwealth Electric Mach...

1. A motor comprising: a base comprising a pivoting portion; a winding assembly comprising a support, wherein the support comprises at least one coil supporting portion and a circuit supporting portion connected to the at least one coil supporting portion, wherein a coil is arranged on each of the at least one coil supporting portion, wherein a circuit is arranged on the circuit supporting portion and electrically connected to the coil or coils, wherein a folding portion is arranged between the at least one coil supporting portion and the circuit supporting portion, wherein the circuit supporting portion and the at least one coil supporting portion are folded and stacked together via the folding portion, and wherein the circuit supporting portion has a distal end located between a center and an outer periphery of the at least one coil supporting portion in a radial direction; and a rotor rotatable coupled to the pivoting portion of the base, wherein the at least one coil supporting portion abuts a surface of the base, and wherein the circuit supporting portion is sandwiched between the at least one coil supporting portion and the surface of the base.

US Pat. No. 9,935,516

INNER-ROTOR MOTOR

Sunonwealth Electric Mach...

1. An inner-rotor motor comprising:a stator comprising a housing, an insulating layer and an iron core, wherein the housing includes two ends spaced from each other in an axial direction, wherein the insulating layer is arranged between the housing and the iron core in a radial direction perpendicular to the axial direction and prevents an electrical conducting path from forming between the housing and the iron core, wherein a coil is arranged on the iron core; and
a rotor comprising a shaft rotatably coupled with the housing, with a permanent magnet unit arranged around the shaft,
wherein the insulating layer further comprises a bobbin formed on an outer periphery of the iron core, wherein the bobbin is located between the two ends of the housing in the axial direction, wherein the iron core is located between the insulating layer and the permanent magnet in the radial direction perpendicular to the axial direction, and wherein the bobbin is wound with the coil.

US Pat. No. 10,205,356

EXTERNAL ROTOR MOTOR

Sunonwealth Electric Mach...

1. An external rotor motor comprising:a shaft, an insulator and a core, wherein the insulator has a through hole in a center thereof, wherein the shaft passes through the through hole, wherein an inner periphery of the through hole of the insulator is directly and non-rotatably coupled with an outer peripheral surface of the shaft, wherein the core is arranged on an outer periphery of the insulator, wherein the insulator is disposed between the shaft and the core, wherein an electrically conductive route is not formed between the core and the shaft, wherein the shaft has a first coupling portion, the insulator has a second coupling portion, and the first coupling portion and the second coupling portion align and couple with each other for the insulator to connect with the outer peripheral surface of the shaft; and
a rotor having a housing rotatably coupling with the shaft, with an inner peripheral wall of the housing having a permanent magnet module.

US Pat. No. 9,879,683

GAS BLOWER

SUNONWEALTH ELECTRIC MACH...

1. A gas blower comprising:
a housing having a receiving space and receiving a fan wheel inside the receiving space, wherein the housing has an inlet
and an outlet in communication with the receiving space;

a motor having a base and a shaft, wherein the base couples with the housing, wherein the shaft rotatably couples with the
base and firmly connects with the fan wheel; and

a resilient sealing member arranged between the housing and the base and in a ring shape, wherein the resilient sealing member
has a central through hole for the shaft to extend through, wherein the resilient sealing member further has a radial extending
portion extending in radial directions of the shaft, wherein the radial extending portion has a first surface and a second
surface opposite to the first surface in an axial direction of the shaft perpendicular to the radial directions, with the
first and second surfaces abutting against the housing and the base respectively, wherein the resilient sealing member has
an annular flange protruding from one of the first and second surfaces away from another of the first and second surfaces
in the axial direction of the shaft, and wherein the one of the first and second surfaces having the annular flange abuts
with the housing or the base through the annular flange.

US Pat. No. 9,780,615

MOTOR WINDING STRUCTURE

Sunonwealth Electric Mach...

1. A motor winding structure comprising a base plate (1) comprising a board (11) having a winding unit (2), wherein the winding unit (2) comprises a plurality of coils (21) formed on a surface of the board (11) by electroforming or layout, wherein each of the plurality of coils (21) has a center (C), wherein each of the plurality of coils (21) comprises an inner end adjacent to the center (C) thereof, as well as an outer end distant to the center (C) thereof, wherein
two adjacent coils (21) of the winding unit (2) are connected to each other via the inner ends thereof, wherein the winding unit (2) further comprises an insulating layer (22) and a conducting layer (23), wherein the inner end of each of the two adjacent coils (21) is connected to an electrical connection pad (211), wherein the insulating layer (22) is arranged on the surface of the board (11), wherein the two adjacent coils (21) are covered by the insulating layer (22), wherein the conducting layer (23) extends through the insulating layer (22) and is electrically connected to the electrical connection pads (211) of the two adjacent coils (21), and wherein the two adjacent coils (21) are electrically connected to each other via the inner ends thereof.

US Pat. No. 10,527,045

MOTOR OF A CEILING FAN, THE MOTOR HAVING AN AXIALLY SPACED BEARING, A RADIALLY SPACED BEARING AND A THIRD BEARING

SUNONWEALTH ELECTRIC MACH...

1. A motor of the ceiling fan, comprising:a support unit having a shaft, wherein the shaft includes a shoulder portion, a coupling portion and a narrow portion, wherein the coupling portion is located between the shoulder portion and the narrow portion in the axial direction of the shaft;
a rotor unit having a rotational connecting member, wherein the rotational connecting member includes a central hole through which the shaft extends, with the rotational connecting member further including an inner flange extending inwardly of the central hole;
a first bearing including an inner race fit around the shaft and an outer race connected to an inner periphery of the rotational connecting member, wherein the inner race and the outer race are spaced from each other in a radial direction perpendicular to the shaft, wherein the inner race of the first bearing abuts with the shoulder portion;
a supporting bearing including a fixed race fit around the shaft and a rotational race abutting with the inner flange of the rotational connecting member, wherein the fixed race and the rotational race are spaced from each other in an axial direction of the shaft, wherein the fixed race of the supporting bearing abuts with the coupling portion, and wherein the rotational race of the supporting bearing is aligned with but is not in contact with the narrow portion of the shaft; and
a stator unit connected to the support unit.

US Pat. No. 9,957,978

VENTILATION SYSTEM AND VENTILATION FAN HOUSING THEREOF

Sunonwealth Electric Mach...

1. A ventilation fan housing comprising:a shield body having a receiving space, a maintenance opening and a first wire-positioning opening adjacent to the maintenance opening, with the maintenance opening and the first wire-positioning opening penetrating a wall of the shield body and communicating with the receiving space, wherein the shield body includes a first plate, a second plate, and a third plate connecting with each other, wherein the first, second and third plates jointly form the receiving space, wherein the maintenance opening is arranged in a corner including a portion of the first plate, a portion of the second plate, and a portion of the third plate, and
a lid connecting with the shield body detachably to cover the maintenance opening, wherein the lid comprises a first part, a second part and a third part, wherein the first part connects with the second part and third part respectively, wherein the second part further connects with the third part, wherein the first, second and third parts connect with the first, second and third plates respectively to cover the maintenance opening completely,
wherein the shield body has a second wire-positioning opening, wherein the first wire-positioning opening is located in the first plate in a position adjacent to the maintenance opening, and wherein the second wire-positioning opening is located in the second plate in another position adjacent to the maintenance opening.

US Pat. No. 10,060,617

LAMP AND AIR-GUIDING RING THEREOF

Sunonwealth Electric Mach...

1. A lamp comprising: a lamp unit having a housing, wherein a fitted portion is formed on an outer periphery of the housing; a light-emitting element received in the housing and located inside the fitted portion of the housing; and an air-guiding ring having an inner periphery forming a fitting hole, wherein the air-guiding ring comprises a venting portion extending from an outer periphery to the inner periphery of the air-guiding ring and a plurality of air channels extending from the outer periphery to the inner periphery and in fluid communication with the fitting hole, wherein the fitting hole of the air-guiding ring is fit around the fitted portion with the fitted portion blocking fluid communication between the plurality of air channels and the fitted portion to prevent air from flowing through the plurality of air channels into the fitted portion.

US Pat. No. 9,885,276

FAN HAVING A TEMPERATURE DETECTING FUNCTION

SUNONWEALTH ELECTRIC MACH...

1. A fan having a temperature detecting function comprising:
a fan frame having an air inlet, an air outlet, and an impeller rotatably arranged between the air inlet and the air outlet;
an extension member having one end adjacent to the fan frame; and
a temperature sensor arranged at one of the air inlet and the air outlet via the extension member, wherein the temperature
sensor is connected to another end of the extension member, wherein the temperature sensor is arranged in a position where
the entirety of the temperature sensor is fully exposed to ambient air;

a restricting portion arranged at the one of the air inlet and the air outlet, wherein the restricting portion is located
between the extension member and the impeller, is located between the end of the extension member and the other end of the
extension member, and does not contact the temperature sensor, and wherein the restricting portion is in a path from the extension
member to the impeller to prevent the extension member and the temperature sensor from making contact with the impeller.

US Pat. No. 10,141,808

MOTOR

Sunonwealth Electric Mach...

1. A motor comprising:a stator comprising an iron core;
a separating member made of insulating material and comprising a first separating part, a second separating part and a third separating part, wherein the second separating part is arranged between the first and third separating parts, and wherein the iron core is arranged between the first and second separating parts;
a rotor rotatably coupled with the separating member and comprising a permanent magnet unit arranged between the first and second separating parts; and
a metallic housing receiving an entirety of the separating member and including a first housing part and two covers, wherein the first housing part is in a form of a hollow sleeve having two openings at two ends thereof, wherein the first housing part radially encloses the separating member and the first, second and third separating parts, and wherein the two covers respectively cover the two openings of the first housing part and axially enclose the separating member and the first, second and third separating parts.

US Pat. No. 9,859,773

CEILING FAN MOTOR

Sunonwealth Electric Mach...

1. A ceiling fan motor comprising:
a stator assembly comprising an iron core; and
a rotor rotatably coupled with the stator assembly and comprising a housing, a first positioning member and a plurality of
permanent magnets, wherein the housing comprises a lateral wall and a bottom cover coupled with the lateral wall, wherein
the lateral wall and the bottom cover jointly form an inner space receiving the iron core, wherein the first positioning member
is coupled with the lateral wall, and wherein the plurality of permanent magnets is positioned by the first positioning member,

wherein the first positioning member comprises a support and a plurality of walls fixed on the support and spaced from each
other in a circumferential direction surrounding an axial direction of the rotor, wherein each of the plurality of walls includes
a first end and a second end, wherein each of the first end and the second end of the plurality of walls includes an L-shaped
extension having a radial section extending radially inwards in a radial direction perpendicular to the axial direction and
a circumferential section extending from a free end of the radial section in the circumferential direction, wherein two adjacent
L-shaped extensions respectively of two adjacent walls of the plurality of walls and the support together define a positioning
notch receiving one of the plurality of permanent magnets,

wherein the first positioning member further comprises a plurality of air-guiding blades, wherein each of the plurality of
air-guiding blades is fixed to one of the plurality of walls, is spaced from the bottom cover in the axial direction of the
rotor, and is located between the one of the plurality of walls and the iron core in a radial direction perpendicular to the
axial direction.

US Pat. No. 10,544,790

CEILING FAN INCLUDING A HEAT-DISSIPATING DEVICE

Sunonwealth Electric Mach...

1. A ceiling fan including a heat-dissipating device, comprising:a motor including a shaft and a hub, wherein the motor is operable to drive the hub to rotate, wherein the hub includes a plurality of vents and a plurality of first coupling portions; and
a plurality of blades, wherein each of the plurality of blades is coupled with at least one of the plurality of first coupling portions and includes a first end and a second end spaced from the first end in a radial direction, wherein each of the plurality of blades forms a second coupling portion at the first end thereof, wherein the second coupling portion is coupled with the at least one of the plurality of first coupling portions, wherein each of the plurality of blades includes a first air channel extending in the radial direction, wherein the first air channel includes a first end and a second end, and wherein the first end of the first air channel is relatively adjacent to the plurality of vents compared to the second end; and
a plurality of end plates, wherein each of the plurality of end plates includes at least one third coupling portion coupled with the second end of a corresponding one of the plurality of blades, wherein each of the plurality of end plates has first and second axial sides spaced from each other in an axial direction perpendicular to the radial direction, and wherein each of the plurality of end plates includes at least one second air channel located at the first or second axial side.

US Pat. No. 10,544,798

FLOW GUIDING DEVICE FOR A FAN

Sunonwealth Electric Mach...

1. A flow guiding device comprising:a flow-guiding member including a flow-guiding portion, a neck portion and a first coupling portion, wherein the flow-guiding portion is connected to a first end of the neck portion, wherein the first coupling portion is located at a second end of the neck portion, wherein the flow-guiding portion, the neck portion and the first coupling portion are connected in series in a radial direction, wherein the neck portion has a conical shape which gradually reduces from the second end to the first end, and wherein a length of the neck portion in a radial direction is longer than a length of the flow-guiding portion in a radial direction; and
a blade including a second coupling portion at a free end of the blade, wherein the second coupling portion is coupled with the first coupling portion, wherein the flow-guiding portion has a cross-sectional area perpendicular to the radial direction smaller than or equal to a cross-sectional area of the blade perpendicular to the radial direction, and wherein a cross-sectional area of the neck portion perpendicular to the radial direction at the first end is smaller than a cross-sectional area of the neck portion perpendicular to the radial direction at the second end.

US Pat. No. 10,533,561

CEILING FAN

Sunonwealth Electric Mach...

1. A ceiling fan comprising:a stator including a shaft;
a loading plate including a sleeve and a radial extending portion, wherein the radial extending portion radially extends outwards in radial directions of the shaft, wherein the sleeve receives a bearing and a secondary bearing which are coupled with an outer periphery of the shaft;
a rotor including a hub coupled with the loading plate, wherein the loading plate, the bearing and the secondary bearing are located on a same side of the rotor; and
a plurality of blades coupled with the radial extending portion.

US Pat. No. 10,393,402

AIR EXCHANGE DEVICE AND COVERING MEMBER THEROF

Sunonwealth Electric Mach...

1. An air exchange device, comprising:an air-guiding tube having a first maximal outer diameter, wherein the air-guiding tube comprises a first end and a second end; and
a covering member comprising a positioning portion adapted to be coupled to an outer wall of the air-guiding tube and a covering portion connected to the positioning portion, wherein the covering portion has a second maximal outer diameter larger than the first maximal outer diameter of the air-guiding tube, wherein an engaging ring is formed on a periphery of the positioning portion and engages with the outer wall of the air-guiding tube, wherein an inclined face is formed on an inner wall of the engaging ring, wherein the inclined face extends from the first end to a termination towards the second end of the air-guiding tube in an inclined and upward way, and wherein the inclined face is inclined in a same inclination direction and engages with the air-guiding tube from the first end to the termination.

US Pat. No. 10,348,167

CEILING FAN MOTOR

Sunonwealth Electric Mach...

1. A ceiling fan motor comprising:a stator comprising an iron core and a shaft, wherein the iron core has an assembly hole and is coupled to a base, wherein the base has an inner periphery delimiting a shaft hole, and wherein the shaft extends through the shaft hole and the assembly hole in an extending direction;
a rotor rotating about the shaft;
a bearing coupled with the rotor and an outer periphery of the shaft; and
a circuit unit arranged between the iron core and the shaft in a radial direction of the shaft perpendicular to the extending direction of the shaft,
wherein the rotor includes a housing delimiting a compartment, and wherein the base, the stator and the circuit unit are received in the compartment,
wherein the base comprises a recess extending away from the circuit unit, wherein the iron core and the shaft are disposed outside the recess of the base, wherein the iron core is radially between the housing of the rotor and the base, wherein the base is radially between the iron core and the shaft, and wherein the shaft is non-rotatable.

US Pat. No. 10,476,325

INNER-ROTOR MOTOR AND ROTOR THEREOF

Sunonwealth Electric Mach...

1. A rotor of an inner-rotor motor, comprising:a shaft;
an iron core comprising a magnetic yoke portion coupled with an outer periphery of the shaft, as well as a plurality of magnetic pole portions circumferentially coupled with an outer periphery of the magnetic yoke portion, wherein the iron core forms a plurality of receiving portions, and wherein each of the plurality of receiving portions is formed between adjacent two of the plurality of magnetic pole portions;
a plurality of permanent magnets received in the plurality of receiving portions, respectively; and
a limiting member arranged at one side of the iron core in an axle direction of the shaft, wherein the limiting member comprises a covering face covering the plurality of permanent magnets in the axle direction of the shaft, wherein each of the plurality of permanent magnets comprises a first face facing the magnetic yoke portion, wherein the limiting member comprises a plurality of engaging portions and wherein each of the plurality of engaging portions extends towards a respective one of the plurality of receiving portions and abuts against the first face of a respective one of the plurality of permanent magnets.

US Pat. No. 10,122,225

INNER-ROTOR MOTOR

Sunonwealth Electric Mach...

1. An inner-rotor motor comprising:a separating member made of an insulating material and comprising a first separating part and a second separating part, wherein the separating member comprises at least one engaging portion extending along an axial direction of the inner-rotor motor, wherein the first separating part comprises a base plate extending along a radial direction of the inner-rotor motor, wherein a lateral wall is connected to the base plate and extends along the axial direction of the inner-rotor motor towards the second separating part, wherein the at least one engaging portion comprises a plurality of first engaging portions arranged on the lateral wall of the first separating part, wherein the first separating part comprises a first channel arranged at one of the plurality of first engaging portions, wherein the second separating part comprises a base plate extending along the radial direction of the inner-rotor motor, wherein a lateral wall is connected to the base plate of the second separating part and extends along the axial direction of the inner-rotor motor towards the first separating part, wherein the at least one engaging portion further comprises a plurality of second engaging portions aligned with the plurality of first engaging portions along the axial direction of the inner-rotor motor, wherein the plurality of second engaging portions is arranged on the lateral wall of the second separating part and extends along the axial direction of the inner-rotor motor, and wherein the second separating part comprises a second channel arranged at one of the plurality of second engaging portions;
a stator comprising an iron core received in a space jointly defined by the first and second separating parts, wherein the iron core comprises a plurality of engaging grooves arranged on an outer surface thereof and extending along the axial direction of the inner-rotor motor, and wherein the plurality of first engaging portions and the plurality of second engaging portions are received in the plurality of engaging grooves;
a rotor rotatably coupled to the separating member; and
a metallic housing receiving the separating member.

US Pat. No. 10,673,302

OUTER-ROTOR MOTOR AND STATOR ASSEMBLY THEREOF

SUNONWEALTH ELECTRIC MACH...

1. A stator assembly of an outer-rotor motor, comprising:a lower bearing seat having a shaft tube and includes an open end;
an iron core having an engagement channel and coupled with the lower bearing seat; and
an upper bearing seat having a fixing portion, with the upper bearing seat abutting against the iron core,
wherein the shaft tube extends into the engagement channel at a first end of the engagement channel, wherein the fixing portion extends into the engagement channel at a second end of the engagement channel, wherein the iron core is coupled with the upper and lower bearing seats, wherein the open end of the lower bearing seat is located at an end of the shaft tube and in the engagement channel, wherein the upper bearing seat includes an open end located in the engagement channel, wherein the open end of the lower bearing seat forms an inner top face and an outer top face in a radial direction perpendicular to an axial direction of the shaft tube, wherein the open end of the upper bearing seat further forms an inner face and an outer face in the radial direction perpendicular to the axial direction of the shaft tube, and wherein the inner face faces the inner top face and the outer face faces the outer top face.

US Pat. No. 10,574,105

INNER-ROTOR TYPE MOTOR AND ROTOR THEREOF

SUNONWEALTH ELECTRIC MACH...

1. A rotor for an inner-rotor type motor, comprising:a shaft;
an iron core including a magnetic yoke portion and a plurality of magnetic pole portions, with the magnetic yoke portion including an assembly hole in a central portion thereof, with the shaft extending through the assembly hole, with the plurality of magnetic pole portions arranged around an outer periphery of the magnetic yoke portion, with the iron core including a plurality of receiving grooves, and with each of the plurality of receiving grooves formed between two adjacent magnetic pole portions;
a plurality of permanent magnets received in the plurality of receiving grooves, respectively; and
at least one abutting member coupled with an outer periphery of the shaft, with the at least one abutting member including a radial extension portion having a guiding surface, and with the guiding surface facing and abutting against at least one of the plurality of permanent magnets,
wherein the guiding surface has a radial outer edge and a radial inner edge located between the radial outer edge and the magnetic yoke portion in a radial direction of the shaft, and
wherein the radial extension portion of the abutting member has a thickness gradually increasing from the radial outer edge to the radial inner edge.

US Pat. No. 10,415,818

VENTILATOR WITH A LIGHT-EMITTING DEVICE

Sunonwealth Electric Mach...

1. A ventilator comprising:a fan electrically connecting to a power transmitting port to be rotated for generating an airflow, wherein the fan is a blower fan or an axial fan;
a light-emitting device for transferring electrical power into illumination;
a power storage module electrically connecting with the light-emitting device and the power transmitting port; and
a control unit electrically connecting with the power storage module and the power transmitting port, wherein the control unit performs a judgement to determine whether the power transmitting port provides electrical power, wherein the control unit controls the power storage module to store electrical power sourced from the power transmitting port when a result of the judgement is positive, wherein the control unit controls the power storage module to output electrical power stored therein to the light-emitting device to transfer the electrical power into illumination when the result of the judgement is negative, and wherein the power storage module does not output the electrical power stored therein to the fan when the result of the judgment is negative.

US Pat. No. 10,415,575

CEILING FAN, HANGER ASSEMBLY OF THE CEILING FAN, AND MOUNTING BRACKET OF THE HANGER ASSEMBLY

Sunonwealth Electric Mach...

1. A hanger assembly of a ceiling fan, comprising:a mounting bracket having two lateral walls opposite to each other in a first direction, wherein each of the two lateral walls comprises a mounting end, a hanger end and a receiving portion, wherein the mounting end and the hanger end are spaced from each other in an axial direction perpendicular to the first direction, wherein the receiving portion is spaced from the hanger end in the axial direction, wherein the receiving portions of the two lateral walls are aligned with each other in the first direction, and wherein the receiving portion is in a form of a blind holes;
a coupling rod having two ends respectively received in the receiving portions of the two lateral walls; and
a fan rod having a first end coupled with the coupling rod, as well as a second end coupled with a stator of a motor of the ceiling fan.

US Pat. No. 10,738,796

FAN FRAME OF AN AXIAL-FLOW FAN

Sunonwealth Electric Mach...

1. A fan frame of an axial-flow fan, comprising:a housing;
a base having a shaft-coupling portion; and
a plurality of connection members, wherein each of the plurality of connection members comprises two ends respectively connected to the housing and the base, wherein each of the plurality of connection members is defined with an extension line passing through the two ends of the connection member, wherein each of the plurality of connection members comprises a first bending portion and a second bending portion;
wherein the first bending portion extends around a first notch, and the second bending portion extends around a second notch, wherein the extension line extends through the first and second notches, and
wherein the first bending portion or the second bending portion is in a shape having a pair of parallel, aligned bars and a crossbar connected between the parallel, aligned bars.

US Pat. No. 10,644,553

SILICON STEEL PLATE OF THE OUTER-ROTOR MOTOR

SUNONWEALTH ELECTRIC MACH...

1. A silicon steel plate of a stator of an outer-rotor motor, comprising:a magnetic yoke ring having an inner edge and an outer edge, wherein the inner edge forms a shaft hole;
a plurality of magnetic poles, wherein each of the plurality of magnetic poles comprises an inner end connected to the outer edge of the magnetic yoke ring, wherein the plurality of magnetic poles is arranged around the magnetic yoke ring in even angles; and
a plurality of pole pieces, wherein each of the plurality of pole pieces is connected to an outer end of a respective one of the plurality of magnetic poles,
wherein the silicon steel plate has a maximal diameter denoted as “W,” and the shaft hole has a diameter denoted as “D,” wherein 0.12?D/W?0.4.

US Pat. No. 10,429,060

CEILING FAN MOTOR

Sunonwealth Electric Mach...

1. A ceiling fan motor comprising:a stator comprising an iron core and a shaft, wherein the iron core forms an assembly opening at a central portion thereof;
a rotor rotatably coupled with an outer periphery of the shaft, wherein the rotor has an inner periphery delimiting a hollow volume, wherein the shaft is mounted at a center of the hollow volume, and wherein the iron core is received in the hollow volume and is located radially between the inner periphery of the rotor and the shaft; and
a light-emitting module at least partially arranged in the hollow volume and between the iron core and the shaft along a radial direction perpendicular to the shaft.

US Pat. No. 10,816,010

CEILING FAN

Sunonwealth Electric Mach...

1. A ceiling fan comprising:an axle;
a hub rotatably coupled with the axle;
a plurality of blades coupled with the hub, wherein each of the plurality of blades has a first end and a second end, wherein the first end is coupled with the hub, and wherein each of the plurality of blades has a channel intercommunicating the first end with the second end;
a plurality of connecting members respectively received in the channels of the plurality of blades, wherein each of the plurality of connecting members has an end coupled with the hub, as well as another end coupled with the second end of the each of the plurality of blades; and
a plurality of protective sleeves respectively enveloping the plurality of connecting members;
wherein each of the plurality of blades includes two ribs and a block in the channel thereof, the two ribs are aligned with each other in a vertical direction and form a seat at the second end of the each of the plurality of blades, the seat has a fixation space formed by inner wall surfaces of the two ribs, the block is connected to a respective one of the plurality of connecting members, and the block abuts the inner wall surfaces of the two ribs and is positioned in the fixation space of the seat.

US Pat. No. 10,797,557

MOTOR

Sunonwealth Electric Mach...

1. A motor comprising:a seat including a base plate and a shaft tube connected to the base plate, wherein the shaft tube includes an open end distant to the base plate and having a plurality of fusion posts;
a bearing received in the shaft tube;
a limiting member having a central hole, wherein a diameter of the central hole is smaller than an inner diameter of the open end, wherein the limiting member has a plurality of through-holes surrounding the central hole, and wherein the plurality of fusion posts respectively extends through the plurality of through-holes to fix the limiting member to the shaft tube by fusion bonding;
a stator fit around the shaft tube; and
a rotor including a shaft extending through the central hole of the limiting member and rotatably coupled with the bearing.

US Pat. No. 10,785,890

HANDHELD ELECTRONIC DEVICE

Sunonwealth Electric Mach...

1. A handheld electronic device comprising:a case including a bottom, a cover connected to the bottom, at least one rib, an air inlet and a heat outlet, wherein the bottom and the cover delimit an interior of the case, wherein the at least one rib is disposed in the interior of the case and delimits a heat chamber in the interior of the case, and wherein the air inlet and the heat outlet intercommunicate with an outside of the case;
an electronic unit including a heat source located in the heat chamber; and
a cooling fan located in the heat chamber and including an air entrance and an air exit, wherein the air entrance intercommunicates with the air inlet of the case, and wherein the air exit intercommunicates with the heat outlet of the case.

US Pat. No. 10,763,720

BEARING ASSEMBLY AND MOTOR INCLUDING THE SAME

Sunonwealth Electric Mach...

1. A bearing assembly comprising:a bearing seat including a chamber, a shaft-coupling hole and a shaft hole, wherein the shaft-coupling hole and the shaft hole intercommunicate with the chamber, and wherein the bearing seat has a slit which is adjustable;
at least one bearing received in the chamber;
a shaft extending through the shaft hole and the at least one bearing and including at least one abutment portion, and wherein the at least one bearing abuts the at least one abutment portion; and
a cover coupled with the bearing seat,
wherein the at least one bearing includes an upper bearing relatively distant to the cover and a lower bearing relatively adjacent to the cover, wherein each of the upper and lower bearings includes an inner race and an outer race, and wherein an elastic member is disposed between the cover and the outer race of the lower bearing,
wherein the shaft includes an expansion portion, wherein the expansion portion has an end forming an upper abutment portion and another end forming a lower abutment portion, wherein the inner race of the upper bearing abuts the upper abutment portion, wherein the outer race of the upper bearing abuts an inner periphery of the bearing seat delimiting the chamber, wherein the inner race of the lower bearing abuts the lower abutment portion, and wherein the outer race of the lower bearing abuts the elastic member.

US Pat. No. 10,756,520

SLEEVE UNIT FOR A MOTOR OF A CEILING FAN

Sunonwealth Electric Mach...

1. A sleeve unit for a motor of a ceiling fan, comprising:a tubular member having a lateral slot extending through the tubular member from an inner periphery to an outer periphery of the tubular member, wherein the lateral slot extends from a first axial end face towards a second axial end face of the tubular member along an axis of the tubular member; and
a wire isolation member including an isolation plate unit delimiting a wire channel, wherein the wire channel is located in the lateral slot, and wherein the isolation plate unit includes a stopper plate which is located in the lateral slot but does not come into a space delimited by the inner periphery of the tubular member.

US Pat. No. 10,619,642

FAN FRAME AND FAN INCLUDING THE SAME

Sunonwealth Electric Mach...

1. A fan frame comprising:a housing including a base and a plurality of connection members located between the base and a peripheral wall of the housing;
a shaft tube mounted on the base;
a circuit board mounted in the housing and including a body having a through-hole, wherein the circuit board is fit around the shaft tube via the through-hole and is integrally formed with a plurality of protruding ribs and at least one outer rib, wherein each of the plurality of protruding ribs is aligned with a respective one of the plurality of connection members, and wherein each of the at least one outer rib is located between two adjacent ones of the plurality of protruding ribs, and wherein each of the at least one outer rib has two ends, wherein one of the two ends connects to an adjacent one of the plurality of protruding ribs; and
a plurality of light-emitting elements mounted on a surface of each of the plurality of protruding ribs facing away from the plurality of connection members and a surface of each of the at least one outer rib facing away from the plurality of connection members.

US Pat. No. 10,527,045

MOTOR OF A CEILING FAN, THE MOTOR HAVING AN AXIALLY SPACED BEARING, A RADIALLY SPACED BEARING AND A THIRD BEARING

SUNONWEALTH ELECTRIC MACH...

1. A motor of the ceiling fan, comprising:a support unit having a shaft, wherein the shaft includes a shoulder portion, a coupling portion and a narrow portion, wherein the coupling portion is located between the shoulder portion and the narrow portion in the axial direction of the shaft;
a rotor unit having a rotational connecting member, wherein the rotational connecting member includes a central hole through which the shaft extends, with the rotational connecting member further including an inner flange extending inwardly of the central hole;
a first bearing including an inner race fit around the shaft and an outer race connected to an inner periphery of the rotational connecting member, wherein the inner race and the outer race are spaced from each other in a radial direction perpendicular to the shaft, wherein the inner race of the first bearing abuts with the shoulder portion;
a supporting bearing including a fixed race fit around the shaft and a rotational race abutting with the inner flange of the rotational connecting member, wherein the fixed race and the rotational race are spaced from each other in an axial direction of the shaft, wherein the fixed race of the supporting bearing abuts with the coupling portion, and wherein the rotational race of the supporting bearing is aligned with but is not in contact with the narrow portion of the shaft; and
a stator unit connected to the support unit.

US Pat. No. 10,461,601

MOTOR WITH AN IMPROVED DAMP PROOF OR DUSTPROOF EFFECT

Sunonwealth Electric Mach...

1. A motor comprising:an isolating housing comprising a first housing part and a second housing part, wherein the first and second housing parts are capable of being combined with and detached from each other, wherein a through-hole is formed between the first and second housing parts, wherein the through-hole communicates an internal space of the isolating housing with an external space;
a sealing member comprising a frame portion and a wire receiving portion, wherein the wire receiving portion is integrally formed with an outer periphery of the frame portion, wherein the frame portion is arranged between the first and second housing parts, wherein the wire receiving portion is disposed at the through-hole, wherein a lead wire is received in the wire receiving portion, and wherein the lead wire has one end extending into the internal space of the isolating housing; and
an inner assembly received in the internal space of the isolating housing and electrically connected to the lead wire.