Patents by Inventor Wen-shi Huang

Wen-shi Huang 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).

  • Publication number: 20060045744
    Abstract: A fan frame and a fan utilizing the same are provided. A fan frame includes a case, a motor base, at least one airflow guiding component, and a line leading mechanism. The case has a through hole. The motor base is disposed in the case. The airflow guiding components, such as static blades or curved ribs, are radially disposed between the case and the motor base. The line leading mechanism, for positioning a power line and leading the power line out of the case, is integrated with one of the airflow guiding components.
    Type: Application
    Filed: April 27, 2005
    Publication date: March 2, 2006
    Inventors: Huan-Chi Chen, Ying-Chi Chen, Te-Tsai Chuang, Wen-Shi Huang
  • Publication number: 20060039784
    Abstract: A heat dissipation fan and a housing thereof. The heat dissipation fan includes a housing and a plurality of blades. The housing includes an outer frame, a base, and a plurality of air-guiding elements. The base is disposed in the outer frame, supporting the blades thereon. The air-guiding elements are disposed between the base and the outer frame, having a first curved surface, a second curved surface, and a bottom surface.
    Type: Application
    Filed: November 19, 2004
    Publication date: February 23, 2006
    Inventors: Cheng-Wei Yan, Tsu-Liang Lin, Wen-Shi Huang
  • Patent number: 6991533
    Abstract: A flow direction control mechanism is provided, which includes at least a rotatable means provided in a passage of an electronic system or apparatus. The rotatable means moves to an open position by means of a force generated from fluids flowing through the passage and returns to a close position in the absence of the force. Further, a restrictor is disposed adjacent to the rotatable means for restricting movement of the rotatable means between the open position and the close position.
    Type: Grant
    Filed: February 19, 2003
    Date of Patent: January 31, 2006
    Assignee: Delta Electronics, Inc.
    Inventors: I-Hsuan Tsai, Chao-Wu Wen, Wen-Shi Huang, Te-Tsai Chuang
  • Publication number: 20060012929
    Abstract: A hot-swap circuit system for fan tray module includes a soft-start-circuit module in charge of the power start of the fan tray module hot-plugged into an application system. The soft-start circuit module includes a capacitor and a field effect transistor. The capacitor discharges and the field effect transistor turns off when an input voltage is changed from a certain value to zero.
    Type: Application
    Filed: July 13, 2005
    Publication date: January 19, 2006
    Inventors: Hunter Chen, Chun-Lung Chiu, Wen-Shi Huang
  • Patent number: 6986643
    Abstract: The present invention provides a blade structure used in a blower to not only increase the wind pressure and gas quantity but also reduce the noise. The blade structure includes a vane group constituted by a plurality of vanes. A plurality of inclined portions is also included in the blade structure. Each of the plurality of the inclined portions is connected to each of the plurality of vanes of the vane group.
    Type: Grant
    Filed: October 22, 2002
    Date of Patent: January 17, 2006
    Assignee: Delta Electronics, Inc.
    Inventors: Wen-shi Huang, Kuo-cheng Lin, Shun-chen Chang
  • Publication number: 20060006752
    Abstract: A low-abrasion rotating structure includes a stator set, a rotor set, and a rotating shaft. A stator hole is defined at a center of the stator set. A rotor hole is defined at a center of the rotor set. The rotating shaft is disposed in both the stator hole and the rotor hole to connect the stator set and the rotor set, and is rotatable in respect to the stator set and the rotor set.
    Type: Application
    Filed: January 13, 2005
    Publication date: January 12, 2006
    Inventors: Lee-Long Chen, Chien-Hsiung Huang, Wen-Shi Huang
  • Publication number: 20060006753
    Abstract: Motors for fans are provided. The motor includes a stator and a rotor. The stator includes a plurality of magnetic poles. The rotor is coupled to the stator and includes a magnetic structure with a plurality of magnetic poles. Each magnetic pole has an interpolar portion. A uniform gap is formed between the stator and the magnetic structure.
    Type: Application
    Filed: November 23, 2004
    Publication date: January 12, 2006
    Inventors: Shih-Ming Huang, Lee-Long Chen, Wen-Shi Huang
  • Publication number: 20060002640
    Abstract: A composite dynamic bearing assembly and manufacturing method thereof. The composite dynamic bearing assembly includes a bearing bracket and a bearing. The bearing bracket comprises an internal space. The bearing, disposed in the internal space of the bearing bracket, includes a plurality of bearing blocks. Each bearing block has a surface and a plurality of grooves. The surfaces of adjacent bearing blocks fit together tightly to fix the bearing blocks. A plurality of grooves thereof can accommodate lubricant on an inner surface of the bearing after the bearing blocks are combined.
    Type: Application
    Filed: June 20, 2005
    Publication date: January 5, 2006
    Inventors: Lee-Long Chen, Chien-Hsiung Huang, Shih-Ming Huang, Wen-Shi Huang
  • Publication number: 20060002103
    Abstract: A fan assembly. The fan assembly is applicable to a light source that produces heat. The fan assembly comprises a frame and an impeller. The frame comprises an opening, and a periphery of the opening has a curved surface. The impeller is disposed in the frame. When light emitted from the light source enters the opening, the light is blocked from penetrating the opening by the curved surface.
    Type: Application
    Filed: November 23, 2004
    Publication date: January 5, 2006
    Inventors: Lobato Lu, Ke-Nan Wang, Wen-Shi Huang
  • Publication number: 20060002790
    Abstract: A fan assembly and fan frame thereof. A housing includes an opening. A motor base is disposed in the housing. A plurality of ribs are disposed in the opening and between the housing and the motor base for supporting the motor base. Each rib has a varied cross section from the motor base to the housing.
    Type: Application
    Filed: October 28, 2004
    Publication date: January 5, 2006
    Inventors: Lobato Lu, Ke-Nan Wang, Wen-Shi Huang
  • Patent number: 6982531
    Abstract: A driving circuit for switches of direct current fan motor is disclosed. The driving circuit includes a plurality of switches, a first control circuit, and a second circuit. The switches are driven by a first pulse width modulation signal and a second pulse width modulation signal, and they are electrically connected with the direct current fan motor in a bridge manner. A third pulse width modulation signal is used to drive the first control circuit connected to at least one of the switches driven by the first pulse width modulation signal. A fourth pulse width modulation signal is used to drive the second control circuit connected to at least one of the switches driven by the second pulse width modulation signal. Especially, either the first pulse width modulation signal or the second pulse width modulation signal is selected as the third pulse width modulation signal or the fourth pulse width modulation signal.
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: January 3, 2006
    Assignee: Delta Electronics, Inc.
    Inventors: Lain-ken Lin, Sans Chang, Magellan Chiu, Wen-shi Huang
  • Publication number: 20050285471
    Abstract: A stator structure comprising at least one first magnetic conductive plate and at least one second magnetic conductive plate, each magnetic conductive plate having a plurality of radial arms and pole tooth provided on ends of the radial arms, wherein the pole teeth of the first and second magnetic conductive plates have different shapes.
    Type: Application
    Filed: June 15, 2005
    Publication date: December 29, 2005
    Inventors: Lee-long Chen, Shih-ming Huang, Wen-shi Huang
  • Patent number: 6979177
    Abstract: A rotor assembly includes a housing and a hub. The housing has an open end and an opposed closed end, and is formed with a raised portion in the central location of the closed end. The hub is mounted on the closed end of the housing and covers the housing except for the raised portion to construct a thin motor.
    Type: Grant
    Filed: August 22, 2003
    Date of Patent: December 27, 2005
    Assignee: Delta Electronics, Inc.
    Inventors: Kuo-cheng Lin, Wen-shi Huang, Hsiou-chen Chang
  • Publication number: 20050260073
    Abstract: A heat-dissipating device includes a housing having at least one air inlet and at least one air outlet, and a rotor disposed in the housing, wherein the housing has a first extending part extending along an axial direction of the heat-dissipating device to form an axially compressed air passage inside the housing for enabling the airflow to smoothly flow in the air passage inside the frame thereof so as to enhance its performance.
    Type: Application
    Filed: June 13, 2005
    Publication date: November 24, 2005
    Inventors: Wei-Chun Hsu, Shun-Chen Chang, Wen-Shi Huang, Hsiou-Chen Chang
  • Publication number: 20050260070
    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: Application
    Filed: June 13, 2005
    Publication date: November 24, 2005
    Inventors: Wei-Chun Hsu, Shun-Chen Chang, Wen-Shi Huang, Hsiou-Chen Chang
  • Publication number: 20050260071
    Abstract: A heat-dissipating device includes a housing having an air inlet and an air outlet, and a rotor disposed in the housing and having a first set of blades, wherein the housing has a sidewall extending inward from the air inlet to define an air-gathering chamber in the housing, and a plurality of air-guiding members disposed along the sidewall for increasing and stabilizing a blast pressure of airflow passing through the heat-dissipating device.
    Type: Application
    Filed: June 13, 2005
    Publication date: November 24, 2005
    Inventors: Wei-Chun Hsu, Shun-Chen Chang, Wen-Shi Huang, Hsiou-Chen Chang
  • Publication number: 20050260072
    Abstract: A heat-dissipating device includes a housing having a first frame and a second frame, and a rotor disposed in the housing, wherein the first frame includes a bearing tube for accommodating a first bearing therein and the second frame includes a support for accommodating a second bearing therein so as to jointly support a shaft of the rotor. The heat-dissipating device utilizes a two-side way for securing its rotating shaft so as to enhance the stability and eliminate the vibration while operating at high rotation speed.
    Type: Application
    Filed: June 13, 2005
    Publication date: November 24, 2005
    Inventors: Wei-Chun Hsu, Shun-Chen Chang, Wen-Shi Huang, Hsiou-Chen Chang
  • Publication number: 20050260069
    Abstract: A heat-dissipating device includes a housing having an air inlet and an air outlet, and a blade structure disposed in the housing and having a hub and a plurality of rotor blades. The housing has an inwardly extending sidewall to define an accelerating airflow passage between the sidewall, the hub and the rotor blades for effectively increasing the airflow pressure and stabilizing the discharged airflow.
    Type: Application
    Filed: February 16, 2005
    Publication date: November 24, 2005
    Inventors: Wei-Chun Hsu, Shun-Chen Chang, Wen-Shi Huang
  • Patent number: 6960059
    Abstract: A blower having a plurality of impellers is described. The blower has two driving devices and two impellers respectively mounted on the two driving devices. The blades of the two impellers, which are radially or axially disposed, are overlapped so as to enhance the heat-dissipating efficiency of the blower.
    Type: Grant
    Filed: January 23, 2003
    Date of Patent: November 1, 2005
    Assignee: Delta Electronics, Inc.
    Inventors: Shun-Chen Chang, Kuo-Cheng Lin, Wen-Shi Huang
  • Fan
    Patent number: D511824
    Type: Grant
    Filed: March 24, 2004
    Date of Patent: November 22, 2005
    Assignee: Delta Electronics, Inc.
    Inventors: Te-Fu Chen, Tsung-Yu Lei, Kuo-Cheng Lin, Wen-Shi Huang