Patents Assigned to Sunonwealth Electric Machine Industry
  • Lamp with air channel
    Patent number: 8974092
    Abstract: A lamp comprises a housing, an inner shell, a fan, a heat sink and a lighting module. The housing has a first compartment and a first opening on an end thereof. The inner shell is adapted to be received in the first compartment and has a second compartment and a second opening on an end thereof, wherein the second opening is aligned with the first opening. An air channel is formed between the housing and the inner shell in the first compartment. The inner shell further comprises a through-hole allowing the first compartment to communicate with the second compartment. The fan is located adjacent to the through-hole and has two air-flowing sides for drawing air in and out of the lamp. The heat sink has a bottom plate with one face facing the fan. The lighting module is adapted to be coupled to another face of the bottom plate.
    Type: Grant
    Filed: May 1, 2013
    Date of Patent: March 10, 2015
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Ming-Tsung Li
  • Lamp
    Patent number: 8960965
    Abstract: A lamp including the following elements is provided. A housing has 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 has a casing disposed at the assembling opening and forming an air channel, a fan wheel rotatably arranged in the air channel, and at least one partitioning board between the air-guiding wall and the air channel so as to define at least one first air-guiding opening and at least one second air-guiding opening. A light-emitting module is arranged in the housing and opposite to the fan wheel. Accordingly, the present lamp does not require forming any air inlet or air outlet on the housing, and thus provides a simplifier structure.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: February 24, 2015
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventor: Alex Horng
  • Component positioning structure for components received in a motor's shaft tube
    Patent number: 8952586
    Abstract: A component positioning structure for components received in a motor's shaft tube includes a base and a stator unit. The base has a shaft tube, and shaft tube has an opening end having a deformable portion. The stator unit is fitted to an outer circumferential wall of the shaft tube and has a pressing portion. The pressing portion abuts against the deformable portion and causes deformation of the deformable portion, allowing the deformable portion to reduce an inner diameter of the opening end.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: February 10, 2015
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventor: Alex Horng
  • Motor with power-generating coil set
    Patent number: 8946961
    Abstract: A motor with power-generating coil set including a base, a rotor, a driving circuit and a power-storing unit is disclosed. The base has a shaft coupling portion and a supporting surface, wherein the supporting surface surrounds the shaft coupling portion, and a driving coil set and a power-generating coil set are disposed above the supporting surface. The rotor has a carrier, a shaft and a magnetic member, wherein the carrier has a coupling surface, the shaft rotatably couples with the shaft coupling portion of the base, and the magnetic member is mounted on the coupling surface and has a magnetic face facing the driving coil set and the power-generating coil set. The driving circuit electrically connects with and sends a driving signal to the driving coil set. The power-storing unit electrically connects with and stores electric power generated by the power-generating coil set.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: February 3, 2015
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventor: Alex Horng
  • Lamp
    Patent number: 8926132
    Abstract: A lamp includes a housing having a solid peripheral wall between an opening and an electrical connector respectively at two ends of the housing, maintaining the appearance integrity of the lamp. A cooling module is fixed in the housing. At least one wind channel is defined between the cooling module and the opening of the housing. A light-emitting element is coupled to the cooling module. A circuit board is fixed in the housing and electrically connected to the electrical connector and the light-emitting element. An air cleaner includes a generator body and at least one emitter. An air passage is defined between an inner face of the solid peripheral wall of the housing, the cooling module and the circuit board. The at least one emitter of the air cleaner is mounted in the air passage, providing enhanced air cleaning effect.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: January 6, 2015
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Yu-Yuan Lu
  • Encapsulated stator
    Patent number: 8922076
    Abstract: An encapsulated stator includes a driving module coupled to a shaft tube. The driving module includes a silicon steel plate unit. A coil unit is wound around the silicon steel plate unit. A jacket is mounted to an outer periphery of the silicon steel plate unit of the driving module. The jacket includes an inner face and an outer face opposite to the inner face. The inner face of the jacket faces the driving module. An encapsulant is bonded to the driving module, the jacket, and the shaft tube. The encapsulant encapsulates the driving module. The encapsulant partially encapsulates the outer face of the jacket.
    Type: Grant
    Filed: October 18, 2011
    Date of Patent: December 30, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Kun-Li Hsieh, Ming-Fu Wu
  • Lamp
    Patent number: 8920000
    Abstract: The invention discloses a lamp including a lampshade, a cooling module, a light-emitting element and a circuit board. The lampshade includes an opening and a base. The lampshade forms a chamber. The lampshade is completely closed between the opening and the base. The cooling module includes a cooling fan fixed in the chamber while at least one air-guiding gap is formed between the cooling module and the lampshade. The light-emitting element is coupled with the cooling module. The circuit board has a layout surface mounted with a plurality of electronic components. The inner surface of the lampshade forms an air-guiding face. The layout surface, the air-guiding face and the cooling fan jointly constructs an air channel. The layout surface and the electronic components of the circuit board face the opening of the lampshade. At least one of the electronic components is located in the air channel.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: December 30, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventor: Alex Horng
  • Cooling Fan
    Publication number: 20140377093
    Abstract: A cooling fan includes a fan frame, a stator unit and an impeller. The fan frame includes a balancing member having a shaft-coupling portion. A lateral wall portion is formed on the balancing member and includes an air inlet and an air outlet. The stator unit has a base plate and a coil unit. The impeller has a permanent magnet and a shaft rotatably coupled with the shaft-coupling portion. An air gap is formed between the permanent magnet and the coil unit. A first annular reference plane extends through the outer annular face of the permanent magnet, and a second annular reference plane extends through the inner annular face of the permanent magnet. A magnetic attraction range is formed between the balancing member, the permanent magnet and the first and second annular reference planes. The balancing member is at least partially shaded from the permanent magnet by the base plate.
    Type: Application
    Filed: April 29, 2014
    Publication date: December 25, 2014
    Applicant: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Wen-Kuan Chen
  • Fan module
    Patent number: 8876499
    Abstract: A fan module includes a housing and at least one impeller. The housing includes first and second air channels. The housing further includes an axial air inlet in communication with the first air channel and a radial air inlet in communication with the second air channel. The housing further includes at least one radial air outlet in communication with the first and second air channels. The at least one impeller draws external air into the housing via the axial air inlet or the radial air inlet and expels air out of the housing via the at last one radial air outlet. By such an arrangement, external air can be guided into the fan module via different directions, providing an enhanced cooling effect.
    Type: Grant
    Filed: February 14, 2011
    Date of Patent: November 4, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Wen-Kuan Chen
  • Motor control method
    Patent number: 8872464
    Abstract: A motor control method comprises: inputting a PWM signal into a control unit for the control unit to obtain a direction command and a speed command by an identification rule, and generating a control signal according to the direction and speed commands by the control unit; and generating a driving signal according to the control signal by the driving unit for driving a motor to operate according to the direction and speed commands.
    Type: Grant
    Filed: September 26, 2011
    Date of Patent: October 28, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Tung-An Chen, Chieh-Feng Lee, Deng-Shan Jian, Wen-Chieh Lin
  • Cooling Fan Having a Axial-Air-Gap Motor and a Method for Determining the Dimensional Proportion of the Motor
    Publication number: 20140309965
    Abstract: A cooling fan having a motor is disclosed. The cooling fan includes a stator assembly and an impeller. The stator assembly includes a shaft-coupling portion and a coil unit. The impeller includes a hub and a magnetic element. An axial air gap is formed between the magnetic element and the coil unit. A height between a bottom face of the shaft-coupling portion and a top face of the hub is from 1.5 mm to 3.5 mm. The coil unit has a first maximum width, and the hub has a second maximum width. A ratio of the first maximum width to the second maximum width is from 0.7 to 1.3. A method for determining the dimensional proportion of the motor includes selecting a ratio of a first maximum width to a second maximum width as 0.7 to 1.3, and determining the values of the first and second maximum widths.
    Type: Application
    Filed: February 7, 2014
    Publication date: October 16, 2014
    Applicant: SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD.
    Inventors: Alex Horng, TIAN-XUAN WANG
  • Cooling Fan Having a Radial-Air-Gap Motor and a Method for Determining the Dimensional Proportion of the Motor
    Publication number: 20140294620
    Abstract: A cooling fan having a radial-air-gap motor is disclosed. The cooling fan includes a fan frame, an impeller and a stator assembly. The fan frame has a shaft-coupling portion. The impeller has a hub, a shaft and a plurality of blades. The blades are arranged on an outer periphery of the hub. At least one magnetic element is arranged on an inner periphery of the hub. There is a height between a bottom face of the shaft-coupling portion and a top face of the hub. There is a maximum thickness between the bottommost and uppermost faces of the magnetic plate unit. A ratio of the maximum thickness to the height is between 0.1 and 0.6. A method for determining the dimensional proportion of the motor is also disclosed. The method selects a ratio of a maximum thickness to a height as 0.1 to 0.6.
    Type: Application
    Filed: February 7, 2014
    Publication date: October 2, 2014
    Applicant: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Ming-Tsung Li, Shih-Hang Lin
  • Electronic Product Including a Heat Dissipating Device
    Publication number: 20140254095
    Abstract: An electronic product including a heat dissipating device is disclosed. The electronic product includes a casing, a heat conducting board, at least one fan unit and a plurality of electronic elements. The casing includes a compartment. The heat conducting board divides the compartment into first and second chambers. The first chamber includes a plurality of openings. The fan unit(s) includes an air inlet aligned with an opening of the openings, as well as an air outlet aligned with another opening of the openings. The first chamber defines at least one air channel each being in the form of a single air channel including two ends respectively in communication with the opening and the other opening. In one embodiment, the at least one fan unit includes first and second fan units. In another embodiment, the at least one air channel includes first and second air channels in communication with each other.
    Type: Application
    Filed: May 22, 2014
    Publication date: September 11, 2014
    Applicant: SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD.
    Inventors: Alex Horng, Tso-Kuo Yin
  • Heat dissipating system
    Patent number: 8821227
    Abstract: A heat dissipating system includes a housing having a compartment divided into first and second air channels by a partitioning board. The partitioning board includes an opening through which the first air channel is in communication with the second air channel. A driving unit is mounted in the first air channel. The driving unit includes a rotating shaft extending through the opening into the second air channel. A first impeller is mounted in the first air channel, coupled to the rotating shaft, and aligned with the opening. A second impeller is mounted in the second air channel, coupled to the rotating shaft, and aligned with the opening. The first and second impellers mounted in the first and second air channels are driven by the driving unit to simultaneously dissipate heat generated by electronic elements in the first and second air channels while having a simplified structure.
    Type: Grant
    Filed: October 7, 2009
    Date of Patent: September 2, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Ming-Tsung Li, Chao-Hsun Lee
  • Motor casing and a motor utilizing the same
    Patent number: 8820692
    Abstract: A motor casing includes a frame assembly and a motor base. The frame assembly includes a frame having an inner face defining an air channel, and a plurality of connection members disposed in the air channel. Each connection member has first and second ends. The first ends of the connection members are coupled to the inner face of the frame. The motor base includes a supporting member and a covering member. The supporting member has an inner surface defining a through-hole, and an outer surface coupled with the second ends of the connection members. An opening portion and a coupling portion are formed at two sides of the through-hole. The covering member is coupled to the opening portion of the supporting member and has first and second surfaces. The first surface faces the through-hole of the supporting member. The covering member includes at least one vent.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: September 2, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Chia-Chin Wu, Shou-Chien Chang, Hung-Jen Chuan
  • Hand-Held Electronic Device
    Publication number: 20140233183
    Abstract: A hand-held electronic device includes a casing having a first face and a second face opposite to the first face. The casing includes an interior intermediate the first face and the second face of the casing. A first cover includes a thickness forming an annular periphery and abuts the first face of the casing. A joining area between the annular periphery of the first cover and the first face of the casing includes a junction section having at least one vent in communication with the interior of the casing. An electronic component is mounted in the interior of the casing. A cooling fan is mounted in the interior of the casing. The cooling fan guides air currents via the at least one vent to cool the electronic component.
    Type: Application
    Filed: February 10, 2014
    Publication date: August 21, 2014
    Applicant: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventor: Alex Horng
  • Cooling System for a Hand-Held Electronic Device
    Publication number: 20140235156
    Abstract: A cooling system for a hand-held electronic device includes 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 is mounted in the compartment and includes a frame, a package, and a thermally conductive cover. The thermally conductive cover engages with the frame and the package. An impeller is rotatably arranged in the frame having an outlet hole adjacent to the at least one air outlet. The package receives at least one electronic element that generates heat during operation. The thermally conductive cover includes an inlet hole in communication with an interior of the frame. An air channel is formed between the thermally conductive cover and an interior wall face of the casing. The at least one air inlet intercommunicates with the inlet hole via the air channel.
    Type: Application
    Filed: February 11, 2014
    Publication date: August 21, 2014
    Applicant: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Ming-Tsung Li, Shih-Hang Lin
  • Centrifugal Fan
    Publication number: 20140219789
    Abstract: A centrifugal fan includes a fan frame, a stator assembly and an impeller. The fan frame has a base plate portion, a cover plate portion and a lateral wall portion. The cover plate portion has an air inlet, and the lateral wall portion has an air outlet. The impeller includes a rotating member, a plurality of blades and a connection ring. The rotating member is coupled with the stator assembly. Each blade has a windward edge and a lateral edge. The windward edge faces the air inlet, the lateral edge faces the lateral wall portion, and the connection ring is arranged on the windward edges of the blades. The windward edge has a first coupling edge, and the connection ring has a second coupling edge. A part of the windward edge between the first coupling edge and the lateral edge extends downwards in a curved manner, forming a truncating portion.
    Type: Application
    Filed: January 10, 2014
    Publication date: August 7, 2014
    Applicant: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventor: Alex Horng
  • AC LED LAMP
    Publication number: 20140210347
    Abstract: An AC LED lamp includes first and second AC power ends, a lighting module and a DC power output circuit. The lighting module has first and second ends and an LED unit. The first end is connected to the first AC power end. The LED unit has one or more LEDs. The DC power output circuit has first and second ends. The second end of the DC power output circuit is coupled to the second AC power end. The first end of the DC power output circuit is coupled to the second end of the lighting module. The DC power output circuit has a DC output side and is not directly connected to the first AC power end. The DC power output circuit has a rectifying unit and a voltage limiting and filtering unit. The rectifying unit and the voltage limiting and filtering unit are coupled to the lighting module.
    Type: Application
    Filed: March 27, 2014
    Publication date: July 31, 2014
    Applicant: SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD
    Inventors: Alex HORNG, Chung-Ken CHENG, Chi-Hung KUO, Kuan-Yin HOU
  • AC LED lamp
    Patent number: 8791643
    Abstract: An alternating current (AC) light-emitting diode (LED) lamp includes a first AC power end, a second AC power end, a lighting module and a direct current (DC) power output circuit. The lighting module has a first end, a second end and at least one LED unit, wherein the first end is electrically coupled to the first AC power end. The at least one LED unit has one or more LEDs connected in series. The DC power output circuit has a first end and a second end, wherein the second end of the DC power output circuit is electrically coupled to the second AC power end, while the first end of the DC power output circuit is electrically coupled to the second end of the lighting module. The DC power output circuit has a DC output side.
    Type: Grant
    Filed: January 13, 2011
    Date of Patent: July 29, 2014
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd
    Inventors: Alex Horng, Chung-Ken Cheng, Chi-Hung Kuo, Kuan-Yin Hou