Patents by Inventor Chih-Pi Cheng

Chih-Pi Cheng 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: 20100227507
    Abstract: An electrical connector comprises an insulative housing and a plurality of contacts. Each contact comprises an upper contact and a lower contact. The upper contact has a retention portion and a contact portion. The lower contact has a soldering portion and a planar board extending upwardly from the soldering portion. The lower contacts fixed to different parts of upper contacts, respectively, so as to have a larger neighbor distance than that of the upper contacts.
    Type: Application
    Filed: March 9, 2010
    Publication date: September 9, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHIH-PI CHENG, JIA-HAU LIU
  • Patent number: 7771219
    Abstract: An IC socket (1) for receiving an IC package having a plurality of pins extending downwardly includes a base (2), a plurality of terminals (7) received in the base, a cover (5) mounted upon the base (2), and a cam (6). The cover (5) includes a carrying section (50) for carrying the IC package and a cam-receiving section (51). The carrying section (50) forms a plurality of through holes (500) for insertion of the pins of the IC package. The cam (6) is disposed at the cam-receiving section (51) for actuating the cover (5) to move with respect to the base (2) in a first direction A. The cam (6) is offset from a central line CL of the carrying section (50) which extends along the first direction A.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: August 10, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Ming-Lun Szu, Chih-Pi Cheng, Cheng-Ching Chien
  • Patent number: 7771224
    Abstract: An electrical connector (1) comprises a base (10) with a plurality of contacts (19) received therein, a cover (12) slidably mounted on the base (10), a protecting mechanism (14) comprises a cover plate (141) retained in the cover (12) and a bottom plate (142) retained in the base (10), a cam actuator (16) rotatably assembled to the base (10), the cover (12) and the protecting mechanism (14) for actuating the cover (12) to slid on the base (10), the base (10) comprises one or more block members (1011) extending upwardly, the bottom plate (142) defines a second through hole (1421), when assembled, the block member (1011) is positioned in the second through hole (1421) and the cam actuator (16) goes through the second through hole (1421).
    Type: Grant
    Filed: May 12, 2009
    Date of Patent: August 10, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventors: Chih-Pi Cheng, Liang-Kai Lee
  • Publication number: 20100190370
    Abstract: An IC socket (1) for receiving an IC package having a plurality of pins extending downwardly includes a base (2), a plurality of terminals (7) received in the base, a cover (5) mounted upon the base (2), and a cam (6). The cover (5) includes a carrying section (50) for carrying the IC package and a cam-receiving section (51). The carrying section (50) forms a plurality of through holes (500) for insertion of the pins of the IC package. The cam (6) is disposed at the cam-receiving section (51) for actuating the cover (5) to move with respect to the base (2) in a first direction A. The cam (6) is offset from a central line CL of the carrying section (50) which extends along the first direction A.
    Type: Application
    Filed: March 24, 2009
    Publication date: July 29, 2010
    Inventors: Ming-Lun Szu, Chih-Pi Cheng, Cheng-Ching Chien
  • Publication number: 20100178780
    Abstract: A socket assembly, comprising a socket, a package received in the socket, a pressing member arranged upon the package and downwardly pressing the package and two heat pipes attached to the pressing member. The pressing member is formed with four arch grooves along a peripheral thereof, and the arch grooves allow linking members to pass therethrough and rotatablely retain the pressing member on a printed circuit board. Therefore, the pressing member can rotate in a certain range, by sliding the arch groove with respect to the linking member, to provide a flexible arrangement for heat pipes.
    Type: Application
    Filed: January 13, 2010
    Publication date: July 15, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHENG-CHING CHIEN, NAN-HUNG LIN, CHIH-PI CHENG
  • Publication number: 20100177477
    Abstract: An electrical connector assembly electrically connecting a CPU and a printed circuit board comprises an electrical connector mounted on the printed circuit board, and a heat dissipating device, the CPU is mounted upon the connector. The heat dissipating device includes a load plate, a heat pipe, and a heat plate. The load plate is mounted upon the CPU under condition that heat from the CPU is absorbed by the heat pipe and the heat plate. The load plate is sandwiched between the heat plate and the heat pipe. The load plate has two clips, each clip has two cantilever arms extending toward and engaging with the other clip.
    Type: Application
    Filed: January 13, 2010
    Publication date: July 15, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHIH-PI CHENG, CHI-NAN LIAO
  • Patent number: 7736153
    Abstract: An electrical connector assembly for electrically connecting a printed circuit board and an electronic package, comprises an electrical connector on which the electronic package is mounted, a heat sink module mounted upon the electronic package and a clip positioned upon the heat sink module. The printed circuit board defines a connector mounting area surrounded by a plurality of through holes thereof. The clip has a base portion downwardly pressing against the heat sink module, a pair of mounting portions mounted to the corresponding holes, and a pair of pressing portions extending from the mounting portions and disposed on opposite sides of the clip for pressing against the heat sink module.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: June 15, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Chih-Pi Cheng, Chi-Nan Liao
  • Patent number: 7674125
    Abstract: An electrical connector for electrically connecting a pin leg of a CPU with a trace of a PCB includes an insulative housing (3) and a contact (1). The contact includes a base (10) and a pair of arm sections (20) oppositely extending from lateral sides of the base for engagement with the pin leg. The base has a body section (12) for being secured in the insulative housing and a soldering section (14) for being soldered onto the PCB. Each arm section forms a heave (24) to interfere with the insulative housing because of deformation of the arm sections.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: March 9, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Cheng-Ching Chien, Chih-Pi Cheng, Liang-Kai Lee, Nan-Hung Lin
  • Publication number: 20090311885
    Abstract: An electrical connector assembly for electrically connecting a printed circuit board and an electronic package, comprises an electrical connector on which the electronic package is mounted, a heat sink module mounted upon the electronic package and a clip positioned upon the heat sink module. The printed circuit board defines a connector mounting area surrounded by a plurality of through holes thereof. The clip has a base portion downwardly pressing against the heat sink module, a pair of mounting portions mounted to the corresponding holes, and a pair of pressing portions extending from the mounting portions and disposed on opposite sides of the clip for pressing against the heat sink module.
    Type: Application
    Filed: June 16, 2009
    Publication date: December 17, 2009
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHIH-PI CHENG, CHI-NAN LIAO
  • Publication number: 20090311889
    Abstract: An electrical connector for electrically connecting a pin leg of a CPU with a trace of a PCB includes an insulative housing (3) and a contact (1). The contact includes a base (10) and a pair of arm sections (20) oppositely extending from lateral sides of the base for engagement with the pin leg. The base has a body section (12) for being secured in the insulative housing and a soldering section (14) for being soldered onto the PCB. Each arm section forms a heave (24) to interfere with the insulative housing because of deformation of the arm sections.
    Type: Application
    Filed: June 16, 2009
    Publication date: December 17, 2009
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHENG-CHING CHIEN, CHIH-PI CHENG, LIANG-KAI LEE, NAN-HUNG LIN
  • Patent number: 7632128
    Abstract: An electrical connector assembly, for electrically interconnecting an IC package with a printed circuit board, includes a printed circuit board, an electrical connector mounted on the printed circuit board, an IC package mounted in the electrical connector, a heat sink seated on the electrical connector, a backboard located under the printed circuit board and a plurality of first and second elements. The electrical includes an insulative base and a load plate mounted on the insulative base, and the load plate defines a plurality of first holes. The heat sink defines a plurality of second holes, while the printed circuit board defines a plurality of third holes, and the backboard defines a plurality of fourth holes. The first elements are inserted through the first, the third and the fourth holes to fasten the IC package, the electrical connector, the printed circuit board and the backboard together.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: December 15, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Nan-Hung Lin, Chih-Pi Cheng
  • Publication number: 20090305524
    Abstract: An electrical connector assembly for electrically connecting an electrical package to a printed circular board, includes an electrical connector mounted on a printed circular board, and a heat dissipating device located upon the electrical package. The heat dissipating device includes a supporting body located upon the electrical connector, two latching pieces retaining the supporting body and heat pipes assembled on the supporting body. The latching piece rivets with the supporting body on a center part thereof, so when one end of the latching pieces is pressed downwardly, the opposite end will not be influenced.
    Type: Application
    Filed: June 10, 2009
    Publication date: December 10, 2009
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Nan-Hung Lin, Chih-Pi Cheng, Shuo-Hsiu Hsu
  • Publication number: 20090286409
    Abstract: An electrical connector (1) comprises a base (10) with a plurality of contacts (19) received therein, a cover (11) slidably mounted on the base (10), a protecting mechanism (12) comprises a cover plate (13) retained in the cover (11) and a bottom plate (14) retained in the base (10), a cam actuator (16) rotatably assembled to the base (10), the cover (11) and the protecting mechanism (12) for actuating the cover (11) to slid on the base (10), the bottom plate (14) comprises a first plate (142) and a second plate (141), the first plate (142) comprises a base portion (1421) and a first engaging portion (1422) extending curvedly from the end of the body portion (1421).
    Type: Application
    Filed: May 19, 2009
    Publication date: November 19, 2009
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHIH-PI CHENG, NAN-HUNG LIN, HAO-YUN MA, CHI-NAN LIAO, LIANG-KAI LEE, CHENG-CHING CHIEN
  • Publication number: 20090280656
    Abstract: An electrical connector (1) comprises a base (10) with a plurality of contacts (19) received therein, a cover (12) slidably mounted on the base (10), a protecting mechanism (14) comprises a cover plate (141) retained in the cover (12) and a bottom plate (142) retained in the base (10), a cam actuator (16) rotatably assembled to the base (10), the cover (12) and the protecting mechanism (14) for actuating the cover (12) to slid on the base (10), the base (10) comprises one or more block members (1011) extending upwardly, the bottom plate (142) defines a second through hole (1421), when assembled, the block member (1011) is positioned in the second through hole (1421) and the cam actuator (16) goes through the second through hole (1421).
    Type: Application
    Filed: May 12, 2009
    Publication date: November 12, 2009
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHIH-PI CHENG, LIANG-KAI LEE
  • Patent number: 7601036
    Abstract: A conductive contact (200) for electrically connecting with a chip module and a printed circuit board comprises a base portion (50), a top head portion (60) formed above the base portion adapted for connecting with a belt, at least one spring arm (70) extending sidewardly from the base portion and forming at least one contacting section (703) adapted for elastically contacting with the chip module, and a bottom soldering portion (80) extending form at least one of the base portion and the spring arm adapted for being soldered to the printed circuit board. The head portion defines a cutout (601) recessed downwardly from a top edge (602) thereof to reduce connecting length between the head portion and the belt and reduce siphonic effect when plating the spring arm.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: October 13, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Chih-Pi Cheng, Hao-Yun Ma
  • Patent number: 7563106
    Abstract: Provided herewith is a CPU socket made of composite configuration of passageways. The Socket includes an insulative housing defining an opening therein. A grid is securely assembled in the opening defining a plurality of passageways for securely receiving a contact terminal therein. The grid includes a plurality of latitudinal partitions, and a plurality of longitudinal partitions orthogonally intersected from each other so as to define the passageway across the opening.
    Type: Grant
    Filed: August 28, 2007
    Date of Patent: July 21, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Nan-Hong Lin, Chih-Pi Cheng
  • Publication number: 20090093142
    Abstract: An electrical connector assembly, for electrically interconnecting an IC package with a printed circuit board, includes a printed circuit board, an electrical connector mounted on the printed circuit board, an IC package mounted in the electrical connector, a heat sink seated on the electrical connector, a backboard located under the printed circuit board and a plurality of first and second elements. The electrical includes an insulative base and a load plate mounted on the insulative base, and the load plate defines a plurality of first holes. The heat sink defines a plurality of second holes, while the printed circuit board defines a plurality of third holes, and the backboard defines a plurality of fourth holes. The first elements are inserted through the first, the third and the fourth holes to fasten the IC package, the electrical connector, the printed circuit board and the backboard together.
    Type: Application
    Filed: September 30, 2008
    Publication date: April 9, 2009
    Inventors: Nan-hung Lin, Chih-Pi Cheng
  • Publication number: 20080291622
    Abstract: An electrical connector assembly is provided for connecting an IC chip (2) to a printed circuit board (3). The electrical connector assembly includes a housing (1) engaging with the IC chip, a heat sink (6), a loading plate (4) and a number of first connecting portions (5). The loading plate is located between the heat sink and the housing and has a number of spring plates (41) extending toward the IC chip. The first connecting portions are provided for connecting the heat sink to the printed circuit board.
    Type: Application
    Filed: May 22, 2008
    Publication date: November 27, 2008
    Inventors: Qing-Feng Wang, Ling Tao, Nan-Hong Lin, Chih-Pi Cheng
  • Publication number: 20080227324
    Abstract: A conductive contact (200) for electrically connecting with a chip module and a printed circuit board comprises a base portion (50), a top head portion (60) formed above the base portion adapted for connecting with a belt, at least one spring arm (70) extending sidewardly from the base portion and forming at least one contacting section (703) adapted for elastically contacting with the chip module, and a bottom soldering portion (80) extending form at least one of the base portion and the spring arm adapted for being soldered to the printed circuit board. The head portion defines a cutout (601) recessed downwardly from a top edge (602) thereof to reduce connecting length between the head portion and the belt and reduce siphonic effect when plating the spring arm.
    Type: Application
    Filed: March 17, 2008
    Publication date: September 18, 2008
    Inventors: Chih-Pi Cheng, Hao-Yun Ma
  • Publication number: 20080050983
    Abstract: Provided herewith is a CPU socket made of composite configuration of passageways. The Socket includes an insulative housing defining an opening therein. A grid is securely assembled in the opening defining a plurality of passageways for securely receiving a contact terminal therein. The grid includes a plurality of latitudinal partitions, and a plurality of longitudinal partitions orthogonally intersected from each other so as to define the passageway across the opening.
    Type: Application
    Filed: August 28, 2007
    Publication date: February 28, 2008
    Inventors: Nan-Hong Lin, Chih-Pi Cheng