Patents by Inventor Wen Shi

Wen Shi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Base assembly and wire-fixing element thereof
    Patent number: 7767906
    Abstract: A wire-fixing element is coupled into an opening of a base. A wire passes through the opening, and one part of the wire is disposed in the base. The wire-fixing element includes a first end and a second end. A pair of arms is disposed at the first end and the arms are buckled into the opening. A supporting member is disposed at the second end and is used for supporting the wire.
    Type: Grant
    Filed: April 13, 2006
    Date of Patent: August 3, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Huan Chi Chen, Ying-Chi Chen, Te-Tsai Chuang, Wen-Shi Huang
  • Fan system
    Patent number: 7758322
    Abstract: A fan system includes a first airflow generator providing a main airflow, a duct having a first feeding port to guide the main airflow, and a first fan. The first fan includes a base, a rotor connected to the base by a shaft, and a plurality of blades connected to the rotor. Each blade includes a passive part corresponding to the first feeding port and an active part. The main airflow drives the passive part rotating about the shaft to synchronously rotate the active part, dissipating heat from a heat source, increasing flow rate of airflow and decreasing pressure. The amount and location of the fans can be flexibly configured.
    Type: Grant
    Filed: March 29, 2006
    Date of Patent: July 20, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Shun-Chen Chang, Wei-Chun Hsu, Wen-Shi Huang
  • HEAT-DISSIPATION STRUCTURE FOR MOTOR
    Publication number: 20100178181
    Abstract: A heat-dissipation structure for a motor. The heat-dissipation structure comprises a shaft, a seat and a rotator. The rotator coupled to the seat by the shaft comprises a housing and a cover. The housing comprises an inner side connected to the shaft and a bottom comprising at least one through hole. The cover is connected to an exterior of the bottom of the housing and a distance is formed between the cover and the housing, so that the cover prevents objects from entering the through hole.
    Type: Application
    Filed: March 22, 2010
    Publication date: July 15, 2010
    Inventors: Hung-Chi Chen, Ying-Chi Chen, Te-Tsai Chuang, Kuo-Cheng Lin, Wen-Shi Huang
  • Serial fan with a plurality of rotor vanes
    Patent number: 7740446
    Abstract: A serial fan includes a frame, a plurality of rotor vanes, a support connected to the frame through a plurality of connecting parts. The plurality of rotor vanes are arranged in series in the frame along an axial direction and the plurality of connecting parts are disposed therebetween to minimize space occupied by the serial fan in the axial direction, and effectively increase the blast pressure.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: June 22, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Kuo-cheng Lin, Wen-shi Huang, Shun-chen Chang, Pohao Yu
  • Fan and fan housing with airflow-guiding stationary blades
    Patent number: 7731479
    Abstract: A fan includes a fan housing and an impeller. The fan housing includes a frame, a base disposed in the frame, a plurality of stationary blades disposed between the frame and the base, and a plurality of airflow-guiding elements extending inward from the frame and toward the base. The airflow-guiding elements and the stationary blades are alternately arranged. The impeller is disposed in the fan housing.
    Type: Grant
    Filed: January 3, 2006
    Date of Patent: June 8, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Pei-Yu Chang, Tsu-Liang Lin, Wen-Shi Huang
  • Heat-dissipating fan and its housing
    Patent number: 7726939
    Abstract: A heat-dissipating fan with an upward air-guiding member is provided. The heat-dissipating fan includes a housing, an impeller having a hub and a plurality of blades disposed around the hub, a base disposed inside the housing for supporting the impeller thereon, and an air-guiding member disposed between the base and the housing, wherein the air-guiding member has at least one inclined edge on the windward side or its opposite side relative to the horizontal line perpendicular to the axis of the heat-dissipating fan.
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: June 1, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chin-Hung Lee, Shun-Chen Chang, Kuo-Cheng Lin, Wen-Shi Huang, Hsiou-Chen Chang
  • Fan, motor and impeller thereof
    Patent number: 7701097
    Abstract: An impeller, which is driven by a stator, includes a conducting shell, a hub and a plurality of blades. The conducting shell covers at least one side of the stator. The hub covers the conducting shell. At least one air gap is formed between the hub and the stator. A top portion of the hub has an opening to partially expose a top portion of the conducting shell. At least one airflow passage is formed between an inner wall of the hub and an outer surface of the conducting shell. The airflow passage has at least one inlet connected with the opening and at least one outlet connected with the air gap. The blades are disposed around the circumferences of the hub.
    Type: Grant
    Filed: January 25, 2007
    Date of Patent: April 20, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chung-Kai Lan, Hung-Chi Chen, Wen-Shi Huang
  • Fan system and speed detecting device thereof
    Patent number: 7701158
    Abstract: A fan system includes a driving device, a speed detecting device and a logic device. The driving device generates a speed detecting signal and a predetermined alarm signal. The speed detecting device, which is electrically connected with the driving device, receives the speed detecting signal, and generates a low speed signal when the speed detecting signal is lower than a reference signal. The logic device is respectively electrically connected with the driving device and the speed detecting device, and generates an alarm signal when the logic device receives the predetermined alarm signal or the low speed signal.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: April 20, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chia-Feng Wu, Cheng-Chieh Liu, Ching-Sen Hsieh, Yueh-Lung Huang, Wen-Shi Huang
  • Fan system and real-time stopping device thereof
    Patent number: 7696706
    Abstract: A fan system includes a stator magnetic pole, a driving unit and a real-time stopping unit. The driving unit is coupled with the stator magnetic pole and controls a polarity change of the stator magnetic pole in accordance with a driving signal. The real-time stopping unit is electrically connected with the driving unit. When the fan system is powered off, the driving unit enables two ends of the stator magnetic pole to have the same voltage level in accordance with a control signal generated by the real-time stopping unit so that the fan system stops operating immediately.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: April 13, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chin-Fa Chiu, Chun-Lung Chiu, Wen-Shi Huang
  • HEAT DISSIPATION MODULE AND FAN THEREOF
    Publication number: 20100085711
    Abstract: A heat dissipation module assembled with a circuit board is disclosed. The heat dissipation module assembled comprises a fan and at least a heat sink. The fan comprises a frame and an impeller. The frame comprises a body and at least an extension, wherein the extension protrudes from at least a side of the body. The impeller is disposed in the body. The heat sink is coupled to the extension for dissipating heat produced from an electronic element disposed on the circuit board, wherein the heat sink is received in the extension and disposed on the electronic element.
    Type: Application
    Filed: December 9, 2009
    Publication date: April 8, 2010
    Applicant: DELTA ELECTRONICS, INC.
    Inventors: Hao-Wen Ko, Tsung-Yu Lei, Wen-Shi Huang
  • Heat dissipation module and fan thereof
    Patent number: 7688588
    Abstract: A heat dissipation module is disclosed. The heat dissipation module includes fan and at least a heat sink. The fan includes a frame and an impeller. The frame includes a body and at least an extension. The extension protrudes from at least a side of the body. The extension or the body is connected with the circuit board. The impeller is disposed in the body. The heat sink is connected with the extension for dissipating heat produced from the electronic element.
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: March 30, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Hao-Wen Ko, Tsung-Yu Lei, Wen-Shi Huang
  • Fan system and driving control device of motor
    Patent number: 7671738
    Abstract: A driving control device of a motor includes a temperature sensing circuit, a comparing circuit, a rotation speed control circuit and a driving circuit. The temperature sensing circuit detects an environmental temperature for generating a sensing signal. The comparing circuit is electrically connected to the temperature sensing circuit, and compares the sensing signal with a reference voltage signal for outputting a comparing signal. The rotation speed control circuit is electrically connected to the comparing circuit and has a first threshold voltage and a second threshold voltage, both of which are compared with the comparing signal for outputting a rotation speed control signal. The driving circuit is electrically connected to the rotation speed control circuit, and generates a driving signal to drive the motor in accordance with the rotation speed control signal.
    Type: Grant
    Filed: September 14, 2007
    Date of Patent: March 2, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chia-Huang Wu, Yen-Hung Wu, Yi-Chieh Cho, Yueh-Lung Huang, Wen-Shi Huang
  • Fan motor and stator thereof
    Patent number: 7671498
    Abstract: A fan comprises a stator base, a rotor, at least one blade, an upper magnetic pole plate, a lower magnetic pole plate, a coil and a sidewall. The stator base comprises a stator base having a seat and a tubular portion protruding from the seat and having an axial hole. The seat and the tubular portion are formed as a monolithic piece to be a magnetic conductor. The rotor enclosing the tubular portion comprises a shaft disposed in the axial hole. The blades are circumferentially disposed at a periphery of the rotor. The upper magnetic pole plate is disposed near a top of the tubular portion and the lower magnetic pole plate is disposed near a bottom of the tubular portion. The coil is disposed between the upper and lower magnetic pole plates. The sidewall is circumferentially disposed at a periphery of the stator base.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: March 2, 2010
    Assignee: Delta Electronics Inc.
    Inventors: Lee-Lung Chen, Shih-Wei Huang, Shih-Ming Huang, Wen-Shi Huang
  • Stator structure and manufacturing method thereof
    Patent number: 7667359
    Abstract: A stator structure includes a first cover, a stator assembly and a filler. The first cover has an accommodation space for accommodating the stator assembly therein. The filler is applied between the first cover and the stator assembly to surround the stator assembly. A manufacturing method of the stator structure is also disclosed.
    Type: Grant
    Filed: April 20, 2006
    Date of Patent: February 23, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chien-Ming Lee, Deng-Chu Fu, Ying-Chi Chen, Wen-Shi Huang
  • Fan system and power monitoring apparatus thereof
    Patent number: 7667428
    Abstract: A power monitoring apparatus for receiving an external input signal includes a first modulating unit, a second modulating unit and a comparing unit. The first modulating unit receives and modulates an input signal into a first signal. The second modulating unit receives and modulates the input signal into a second signal. The comparing unit is electrically connected with the first modulating unit and the second modulating unit and has a first input terminal, a second input terminal and an output terminal. The first input terminal receives the first signal and the second input terminal receives the second signal. When a difference between the first signal and the second signal is higher or lower than a predetermined range, the output terminal outputs a control signal.
    Type: Grant
    Filed: March 15, 2007
    Date of Patent: February 23, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Chia-Pin Wei, Yi-Lun Chen, Wei-Shuo Tseng, Wen-Shi Huang
  • Serial fan with toothed-type connecting elements
    Patent number: 7661927
    Abstract: A serial fan of the present invention includes a first fan and a second fan, each of which includes a housing and an impeller disposed in the housing. The housings respectively include a plurality of connecting elements, and there are several air-guiding recesses defined on the connecting elements of the first fan or the second fan, which can guide air to smoothly flow out from the housing so as to increase airflow and air pressure and reduce noise.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: February 16, 2010
    Assignee: Delta Electronics, Inc.
    Inventors: Shuo-Shiu Hsu, Shun-Chen Chang, Wen-Shi Huang
  • Fan and fan housing with toothed-type connecting elements
    Patent number: 7618236
    Abstract: A fan of the present invention includes a fan housing and an impeller disposed in the fan housing. The fan housing includes a plurality of connecting elements at its air outlet. Each connecting element includes a plurality of air-guiding teeth thereon, which can guide the air to flow smoothly out from the fan housing so as to increase airflow and air pressure, and reduce the noise.
    Type: Grant
    Filed: April 21, 2006
    Date of Patent: November 17, 2009
    Assignee: Delta Electronics, Inc.
    Inventors: Shuo-Shiu Hsu, Shun-Chen Chang, Wen-Shi Huang
  • Power monitoring apparatus of fan
    Patent number: 7619535
    Abstract: A power monitoring apparatus of a fan is for receiving an input voltage from external. The power monitoring apparatus includes a starting unit and a voltage detecting unit. The starting unit receives the input voltage and starts the fan according to the input voltage. The voltage detecting unit is electrically connected to the starting unit and generates a warning signal when the input voltage is not equal to a reference value.
    Type: Grant
    Filed: July 6, 2006
    Date of Patent: November 17, 2009
    Assignee: Delta Electronics, Inc.
    Inventors: Chien-Hua Chen, Wen-Shi Huang
  • Centrifugal fans and impellers thereof
    Patent number: 7614851
    Abstract: A centrifugal fan is provided. A hub covers a driving device. An impeller surrounds the hub and includes a first blade set and a second blade set. The first blade set surrounds the hub and includes a first combining portion, a second combining portion, and a plurality of first blades. The first and second combining portions are respectively connected to the first blades. The second blade set includes a third combining portion, a fourth combining portion, and a plurality of second blades. The third and fourth combining portions are respectively connected to the second blades. The first blade set is assembled with the second blade set by assembling the first combining portion with the third combining portion and assembling the second combining portion with the fourth combining portion.
    Type: Grant
    Filed: November 6, 2006
    Date of Patent: November 10, 2009
    Assignee: Delta Electronics, Inc.
    Inventors: Lobato Lu, Ke-Nan Wang, Wen-Shi Huang
  • Heat-dissipating device
    Patent number: 7607886
    Abstract: A heat-dissipating device includes a housing having at least one opening, and a rotor disposed in the housing and having a base, a hub, a first set of blades disposed around the hub, and a second set of blades disposed on the base for increasing air volume and stabilizing a blast pressure of airflow passing through the heat-dissipating device.
    Type: Grant
    Filed: June 13, 2005
    Date of Patent: October 27, 2009
    Assignee: Delta Electronics, Inc.
    Inventors: Wei-Chun Hsu, Shun-Chen Chang, Wen-Shi Huang, Hsiou-Chen Chang