Patents by Inventor Chih-Kai Yang

Chih-Kai Yang 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: 20080186675
    Abstract: A heatsink apparatus for dissipating heat generated by electronic parts is provided. The heatsink apparatus includes a fan and a heatsink fin. One end of the heatsink fin is adhered to an electronic component, the other end forms a curl portion, and a curl inner surface receives an air flow generated by the fan, so as to quickly dissipate the heat energy of the electronic component.
    Type: Application
    Filed: February 5, 2007
    Publication date: August 7, 2008
    Applicant: INVENTEC CORPORATION
    Inventors: Feng-Ku Wang, Chih-Kai Yang
  • Patent number: 7405937
    Abstract: A heatsink module for dual heat sources for dissipating heat generated by a first and a second heat-generating element disposed on a circuit board is provided. The heatsink module includes a first heat-conducting plate, a second heat-conducting plate, a fixing member, a heat pipe, and a pressing flat spring. The first and second heat-conducting plates contact the first and second heat-generating elements respectively. The fixing member when fixed to the circuit board presses the second heat-conducting plate against the second heat-generating element. One end of the pressing flat spring is under the traction of the fixing member fixed to the circuit board, and presses the first heat-conducting plate against the first heat-generating element. The fixing member and the first heat-conducting plate then clamp the heat pipe, so as to conduct the heat generated by the first and second heat-generating elements to the heat pipe via the connecting elements.
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: July 29, 2008
    Assignee: Inventec Corporation
    Inventors: Feng-Ku Wang, Chih-Kai Yang, Huang-Cheng Ke
  • Patent number: 7400507
    Abstract: A fastening structure for securing a heatsink module is provided. The structure includes at least a first fastening piece attached to the circuit board and having a first fastening member, a heat spreader having its attached side connected to the heatsink module, hence able to swing vertically, and a pair of first positioning members protrudingly provided on the thermal spread; a second fastening piece having a second fastening member to connect to the first fastening member and a fulcrum to suppress the heat spreader, the second fastening piece having suitable elasticity for the second fastening member to swing vertically and axially around the fulcrum; and a suppressing member having a pair of second positioning members to engage the first positioning members and having a portion press against the top of fulcrum to ensure the state of engagement between the first fastening piece and the second fastening piece.
    Type: Grant
    Filed: October 19, 2005
    Date of Patent: July 15, 2008
    Assignee: Inventec Corporation
    Inventors: Frank Wang, Chih-Kai Yang
  • Patent number: 7388747
    Abstract: A heat plate fixing structure is provided, suitable for being used in the heatsink structure of the heating element for an electronic device, which is provided with a support part and a fixing piece, wherein the fixing piece is fixed onto the internal side of the top plate of the support part, pressing against the heat plate, such that the heat plate and the heating element are tightly attached to each other, thereby achieving good heat conductive integration.
    Type: Grant
    Filed: April 7, 2006
    Date of Patent: June 17, 2008
    Assignee: Inventec Corporation
    Inventors: Chih-Kai Yang, Feng-Ku Wang
  • Publication number: 20080135210
    Abstract: A heat dissipation module including a housing, a fan module, a cooling fin set, and a heat pipe is provided. The housing has a fan accommodation area, a first heat dissipation area, a second heat dissipation area, and a heat conducting area. The fan module is disposed in the fan accommodation area, and the cooling fin set is disposed in the first heat dissipation area. The heat pipe has a heat absorbing portion, a curved portion, and a heat dissipation portion, and the curved portion connects the heat absorbing portion and the heat dissipation portion. The curved portion is in thermal contact with the second dissipation area, and the heat dissipation portion is in thermal contact with the cooling fin set. Thus, the efficiency of heat dissipation of the heat pipe is improved.
    Type: Application
    Filed: February 16, 2007
    Publication date: June 12, 2008
    Applicant: INVENTEC CORPORATION
    Inventors: Frank Wang, Chih-Kai Yang
  • Publication number: 20080130240
    Abstract: A fixing structure of heat conduction pad is used to uniformly press two heat conduction pads on the two heat generating electronic components on a circuit board respectively. The fixing structure includes a fixing member and an elastic member. The two ends of the elastic member are a fastening portion and a fixing portion respectively. The middle part of the elastic member is a pressing portion. In addition, a suspension arm is extended from the fixing portion. When the fastening portion is to be fasten on the circuit board and the fixing portion is to be fixed on the circuit board by the fixing member, the pressing portion presses one of the heat conduction pad on one of the heat generating electronic component, and the suspension arm presses the other heat conduction pad on the other heat generating electronic component.
    Type: Application
    Filed: November 30, 2006
    Publication date: June 5, 2008
    Applicant: INVENTEC CORPORATION
    Inventors: Feng-Ku Wang, Yi-Lun Cheng, Jui-Chan Fan, Chun-Yi Chang, Chun-Lung Lin, Chih-Kai Yang
  • Publication number: 20080121374
    Abstract: A heat-dissipation device having a dust-disposal mechanism for removing dust from cooling metallic fins is provided, which includes a heat-conducting module and a dust-disposal mechanism. The heat-conducting module has a plurality of metallic fins arranged in the same direction and apart with a gap formed therebetween. The dust-disposal mechanism has a cleaning unit corresponding to the metallic fins so as to insert into the gap between the metallic fins and clear or absorb the dust accumulated on the metallic fins, thereby enhancing the cooling efficiency of the heat-conducting module.
    Type: Application
    Filed: February 6, 2007
    Publication date: May 29, 2008
    Applicant: INVENTEC CORPORATION
    Inventors: Frank Wang, Chih-Kai Yang
  • Publication number: 20080123291
    Abstract: A heat-dissipation apparatus for a hard disk is provided, which is adapted for being configured on a hard disk or in a hard disk slot, and includes a heat-conducting layer and at least one heat-conducting pad disposed on a surface of the heat-conducting layer corresponding to the hard disk. The heat-conducting pad contacts the hard disk and the waste heat is conducted from the hard-disk to the heat-conducting layer through the heat-conducting pad, and then transferred outside the hard disk or the hard disk slot through the heat-conducting layer. Therefore, the operating temperature of the hard disk in high speed operation is lowered and the service life of the hard disk is prolonged.
    Type: Application
    Filed: February 16, 2007
    Publication date: May 29, 2008
    Applicant: INVENTEC CORPORATION
    Inventors: Frank Wang, Chih-Kai Yang
  • Publication number: 20080121373
    Abstract: A heat-dissipation device with dust-disposal function for removing dust from cooling metallic fins is provided, which includes a heat-conducting module and a vibrator. The heat-conducting module has a plurality of metallic fins, and the vibrator is directly or indirectly connected to the heat-conducting module to provide a vibrating source for the metallic fins, such that the dust accumulated on the metallic fins is shook off by vibration. The vibrator may be a piezoelectricity element or an eccentric motor. In addition, the vibrator may be an ultrasonic generator disposed near the heat-conducting module to provide a non-contact vibrating source for the metallic fins.
    Type: Application
    Filed: February 6, 2007
    Publication date: May 29, 2008
    Applicant: INVENTEC CORPORATION
    Inventors: Frank Wang, Chih-Kai Yang
  • Patent number: 7319592
    Abstract: A protective cover with a heat-conductive medium of a heat sink apparatus is provided, which is used to cover and protect the heat-conductive medium placed at the bottom surface of a base of the heat sink apparatus. It includes a sheet-like board, an elastic wall, and an accommodation chamber, wherein the sheet-like board is concave and located at one side of the protective cover with the heat-conductive medium; the elastic wall is extended along the edge of the sheet-like board so as to provide a clipping force for clipping with the heat sink apparatus; and the accommodation chamber is formed by the concave portion of the sheet-like board to mask and cover the heat-conductive medium; while the sheet-like board is clipped to the heat sink apparatus through the elastic wall, such that the accommodation chamber is used to mask and cover the heat-conductive medium.
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: January 15, 2008
    Assignee: Inventec Corporation
    Inventors: Frank Wang, Yi-Lun Cheng, Jui-Chan Fan, Chun-Yi Chang, Chun-Lung Lin, Chih-Kai Yang
  • Publication number: 20070243345
    Abstract: A folding protective cover structure is used to cover and protect a heat-conductive medium disposed on the bottom surface of a heat sink device. An unfoldable plate body is employed and has a hollow portion, a folding portion, and an adhesive area; wherein the hollow portion is used for surrounding the heat-conductive medium with a frame-fixing plate extending from its edge, which is folded towards an opposite direction of the heat-conductive medium, so as to keep an upright state; the folding portion is folded towards the hollow portion, so that the frame-fixing plate passes through the folding portion to clip and fix the folding portion, thus forming an accommodating space for protecting the heat-conductive medium; and the adhesive area is located at the edge of the hollow portion, facing the surface of the heat sink device, for adhering and securing the plate body to the heat sink device.
    Type: Application
    Filed: April 12, 2006
    Publication date: October 18, 2007
    Inventors: Feng-Ku Wang, Yi-Lun Cheng, Chun-Yi Chang, Jui-Chan Fan, Chun-Lung Lin, Chih-Kai Yang
  • Publication number: 20070240639
    Abstract: An injector with a coating head, for uniformly coating a heat sink paste onto a surface to be coated is provided, which includes a body, a piston, and a coating head, wherein the piston is pressed to force the heat sink paste out of the body through the coating head, and the heat sink paste is molded by the coating head into a shape suitable for uniformly coating the surface to be coated, and is also quantified. Moreover, a scraping surface is provided at the opening of the coating head, for scraping off the redundant heat sink paste from the steel plate and for smoothing the surface of the heat sink paste, in the case that a steel plate is used to assist the quantifying operation of the heat sink paste.
    Type: Application
    Filed: April 18, 2006
    Publication date: October 18, 2007
    Inventors: Frank Wang, Yi-Lun Cheng, Jui-Chan Fan, Chun-Yi Chang, Chun-Lung Lin, Chih-Kai Yang
  • Publication number: 20070235177
    Abstract: A heat conducting medium protection device is provided. At least one cutout is formed in a sheet, and the sheet is bent to closely engage the cutouts so as to transform the sheet into a three-dimensional shape and form an accommodating space. When the heat conducting medium protection device is covered on a heat sink coated with a heat conducting medium, the accommodating space accommodates the heat conducting medium for holding the heat conducting medium, thereby making it easy to transmit the heat sink coated with a heat conducting medium.
    Type: Application
    Filed: April 7, 2006
    Publication date: October 11, 2007
    Inventors: Feng-Ku Wang, Yi-Lun Cheng, Jui-Chan Fan, Chun-Yi Chang, Chun-Lung Lin, Chih-Kai Yang
  • Publication number: 20070236886
    Abstract: A heat plate fixing structure is provided, suitable for being used in the heatsink structure of the heating element for an electronic device, which is provided with a support part and a fixing piece, wherein the fixing piece is fixed onto the internal side of the top plate of the support part, pressing against the heat plate, such that the heat plate and the heating element are tightly attached to each other, thereby achieving good heat conductive integration.
    Type: Application
    Filed: April 7, 2006
    Publication date: October 11, 2007
    Inventors: Chih-Kai Yang, Feng-Ku Wang
  • Publication number: 20070237896
    Abstract: A protective cover with a heat-conductive medium of a heat sink apparatus is provided, which is used to cover and protect the heat-conductive medium placed at the bottom surface of a base of the heat sink apparatus. It includes a sheet-like board, an elastic wall, and an accommodation chamber, wherein the sheet-like board is concave and located at one side of the protective cover with the heat-conductive medium; the elastic wall is extended along the edge of the sheet-like board so as to provide a clipping force for clipping with the heat sink apparatus; and the accommodation chamber is formed by the concave portion of the sheet-like board to mask and cover the heat-conductive medium; while the sheet-like board is clipped to the heat sink apparatus through the elastic wall, such that the accommodation chamber is used to mask and cover the heat-conductive medium.
    Type: Application
    Filed: April 11, 2006
    Publication date: October 11, 2007
    Inventors: Frank Wang, Yi-Lun Cheng, Jui-Chan Fan, Chun-Yi Chang, Chun-Lung Lin, Chih-Kai Yang
  • Patent number: 7277293
    Abstract: A heat sink conduction apparatus is disclosed. The heat sink conduction apparatus is utilized in the heat sink assembly of an electronic device to thermal conduct with a heat source component. The apparatus comprises a thermal pad and a clip. The side of the thermal pad, where is connected with the heat source component, has at least one buckle pillar and one screw pillar. The clip includes a pair of spring plates and a pair of beams; each of the spring plate corresponding to each of the buckle pillar has a buckle and corresponding to each of the screw pillar has a screwed hole. The thermal pad supported a clip by the buckle pillar and the screw pillar, via the connection of the clip with the buckle pillar and the screw pillar, the heat source component can be fixed and make the surface of the heat source component to connect with the thermal pad in heat conductive manner.
    Type: Grant
    Filed: April 11, 2005
    Date of Patent: October 2, 2007
    Assignee: Inventec Corporation
    Inventors: Chih-Kai Yang, Frank Wang, Yi-Lun Cheng
  • Patent number: 7274572
    Abstract: A supporting plate includes a metal plate and is utilized to support a heat sink module in an electronic device. The heat sink module has a thermal pad, and the electronic device has a first heat generating element and a second heat generating element. In addition, the heat sink module is contacted to the first heat generating element for conducting heat generated by the first heat generating element to the thermal pad. Moreover, the metal plate has a first concave portion and a second concave portion. The first concave portion is contacted to the thermal pad, and the second concave portion is contacted to the second heat generating element for conducting heat generated by the second heat generating element to the heat sink.
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: September 25, 2007
    Assignee: Inventec Corporation
    Inventors: Frank Wang, Yi-Lun Cheng, Chih-Kai Yang
  • Patent number: 7265990
    Abstract: A chipset coupling apparatus mounted onto a chipset-coupling seat of a printed circuit board includes a compression plate, which has an opening to allow a cooling section of a chipset to extend there through. The compression plate has anchor members on two opposite sides to latch on the chipset coupling seat. The compression plate can press the pin board of the chipset and enable the anchor members and the chipset coupling seat to form a latch relationship, so that a heat sink may be removed from the chipset, without removing the chipset at the same time, to avoid damage of the pins on the chipset.
    Type: Grant
    Filed: May 17, 2005
    Date of Patent: September 4, 2007
    Assignee: Inventec Corporation
    Inventors: Frank Wang, Chih-Kai Yang
  • Patent number: 7248474
    Abstract: A fool-proof device on the heatsink thermal module for the notebook computer is provided. With an interference member installed on one side of the case of the heatsink thermal module, when installing the heatsink thermal module, the interference member and a predetermined recognition area on the printed circuit board (PCB) can provide a fool-proof function to avoid assembling error of two modules with different standard but similar in appearance in the assembling process.
    Type: Grant
    Filed: May 27, 2005
    Date of Patent: July 24, 2007
    Assignee: Inventec Corporation
    Inventors: Yi-Lun Cheng, Chih-Kai Yang
  • Publication number: 20070137565
    Abstract: An automatic coating device uses a driving motor and a conveyer to form a cyclically rotating module. An injector filled with a coating material is disposed on one side of the conveyer. When an object to be coated is disposed on the other side of the moving conveyer, the coating material is then applied onto the object by the injector. This can increase the coating speed and quality.
    Type: Application
    Filed: December 15, 2006
    Publication date: June 21, 2007
    Inventors: Yi-Lun Cheng, Feng-Ku Wang, Chun-Lung Lin, Chih-Kai Yang