Patents by Inventor Yun Ma

Yun Ma 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).

  • Electrical connector assembly having a rotatable clip-fastening mechanism
    Patent number: 7794261
    Abstract: An electrical connector assembly (100) comprising a substrate (6), an electrical connector mounted onto the upper surface (60) of the substrate (6) and comprising an insulative housing (8) with a plurality of contacts (9) and a load plate (1) pivotally mounted onto the substrate (6) adjacent to the insulative housing (8) and substantially covering the insulative housing (8), a reinforcing member (5) assembled to the lower surface of the substrate (6) and an interlocking cam (22) rotationally mounted on a free end of the load plate (1), and extending through the substrate (6) to interlock to the reinforcing member (5) at a first position in which the load plate (1) is pressed toward the insulative housing (8), and rotated to a second position in which the load plate (1) is free to move away from the insulative housing (8).
    Type: Grant
    Filed: December 26, 2008
    Date of Patent: September 14, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Albert Harvey Terhune, IV, Cheng-Chi Yeh, Hao-Yun Ma, Darrell Wertz, David Gregory Howell
  • CONTACT HAVING INCREASED RESILIENCE FOR USE WITH ELECTRICAL CONNECTOR
    Publication number: 20100184334
    Abstract: A contact adapted for electrically connecting with an IC package and a printed circuit board, comprises a base portion adapted for being retained to an insulating housing, a solder portion extending from a lower end of the base portion and a turned portion bent downwardly from one end of the base portion. The solder portion is adapted for soldering the contact to the printed circuit board. The contact further includes a resilient arm extending upwardly from a bottom end of the turned portion. The resilient arm has an inclined portion and a cantilever beam. The inclined portion is connecting with the turned portion. The cantilever extends upwardly from a top end of the inclined portion and toward the turned portion to lengthen the resilient arm of the contact.
    Type: Application
    Filed: January 20, 2010
    Publication date: July 22, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: HAO-YUN MA
  • Electrical connector assembly having clip-fastening mechanism
    Publication number: 20100167572
    Abstract: An electrical connector assembly (100) comprising a substrate (6), an electrical connector mounted onto the upper surface (60) of the substrate (6) and comprising an insulative housing (8) with a plurality of contacts (9) and a load plate (1) pivotally mounted onto the substrate (6) adjacent to the insulative housing (8) and substantially covering the insulative housing (8), a reinforcing member (5) assembled to the lower surface of the substrate (6) and an interlocking cam (22) rotationally mounted on a free end of the load plate (1), and extending through the substrate (6) to interlock to the reinforcing member (5) at a first position in which the load plate (1) is pressed toward the insulative housing (8), and rotated to a second position in which the load plate (1) is free to move away from the insulative housing (8).
    Type: Application
    Filed: December 26, 2008
    Publication date: July 1, 2010
    Inventors: Albert Harvey Terhune, IV, Cheng-Chi Yeh, Hao-Yun Ma, Darrell Wertz, David Gregory Howell
  • Electrical connector
    Patent number: 7717760
    Abstract: Provided is an electrical connector for electrically connecting a plug assembly to a PCB. The electrical connector has a base mounted to the PCB, which has an upper surface and a lower surface opposite to the upper surface, a plurality of conductive contacts received in the base with partly extending above the upper surface, and a cover mounted on the upper surface of the base and having peripheral walls, a first and second surface. The base defines a plurality of incontinuous standoffs extending from the upper surface of the base.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: May 18, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Hao-Yun Ma
  • Socket assembly with pick up cap
    Patent number: 7708571
    Abstract: A socket assembly (1) in accordance with a preferred embodiment of the present invention comprises a socket body (20) holding a plurality of contacts therein, a pick up cap (22) fixed onto the socket body, and a loading plate (3) capable of moving between a closed position and a open position with regard to the socket body (20). A locking device (5) is proved to lock the loading plate (3) to a closed position. The pick up cap (22) comprises a flat suction surface (220) and at least one latch (222) for latching the loading plate (3) so that the pick up cap (22) can be attached to the loading plate (3) when the loading plate (3) is in a closed position, and detached from the socket body (20) when the loading plate (3) moves away from the socket body to an open position.
    Type: Grant
    Filed: August 15, 2008
    Date of Patent: May 4, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Albert Terhune, Chia-Wei Fan, Nan-Hung Lin, Hao-Yun Ma
  • Electrical connector assembly with heat dissipating device
    Patent number: 7708583
    Abstract: An electrical connector assembly includes an electrical connector and a heat dissipate device disposed upon the electrical connector. The heat dissipate device includes a heat plate, a heat pipe secured on the heat plate and a load plate located between the heat plate and the heat pipe. The load plate has retention sections engaging with the heat plate for positioning the heat plate on the load plate in three directions.
    Type: Grant
    Filed: December 1, 2008
    Date of Patent: May 4, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Hao-Yun Ma
  • Electrical connector
    Patent number: 7699636
    Abstract: An electrical connector (1) comprises an insulative housing (2), a plurality terminals received in the housing (2), a stiffener (3) engaged with the housing (2), a clip (5) and a lever (4) pivotably mounted on two opposite sides of the stiffener (3). The lever (4) comprises a pair of locating portions (424) pivotably received in the stiffener (3), an offset actuating portion (422) between the locating portions (424), and an operating portion (43) extending upward and frontward from an end of the locating portions (424) and bent far away from the housing (2).
    Type: Grant
    Filed: March 26, 2007
    Date of Patent: April 20, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Hao-Yun Ma, Darrell Wertz
  • SOCKET CONNECTOR HAVING CONTACTS ARRANGED BETWEEN STANDOFFS
    Publication number: 20100093196
    Abstract: An electrical connector assembly (100) comprises an electrical connector for electrically connecting an electronic package with a circuit substrate 6 and comprises a load plate (1) for pressing the electronic package, a locking device (2) assembled to the load plate (1) and comprises a fastener (22) assembled to the load plate (1) and a lever (21), the fastener (22) is urged to rotate to lock or open the load plate (1) by the lever (21) when the lever (21) is rotated.
    Type: Application
    Filed: October 13, 2009
    Publication date: April 15, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: SHUO-HSIU HSU, HAO-YUN MA
  • ELECTRICAL CONNECTOR ASSEMBLY HAVING PICK-UP CAP
    Publication number: 20100087073
    Abstract: A pick-up cap includes a main portion with a planar top surface and having a first end and a second end opposite to each other. At least two latches extend downwardly from the first and the second ends of the main portion, respectively. Each latch has a hook extending laterally from the latch, and the latch on the second end has a supporting portion extending downwardly and connecting with the hook for facilitative assembling and disassembling the pick-up cap from an insulative housing.
    Type: Application
    Filed: October 7, 2009
    Publication date: April 8, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHIA-WEI FAN, HAO-YUN MA
  • Electrical connector assembly
    Patent number: 7690938
    Abstract: An electrical connector assembly (100) includes a housing (10), a number of signal terminals loaded in the housing (10) and a stiffener (11) disposed around the housing (10), a metal clip (13) and a lever (12) attached to two opposite sides of the stiffener (11), wherein a securing plate (15) is disposed between the metal clip (13) and the chip module (14), and the securing plate (15) is mounted above an upper surface of the chip module (14).
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: April 6, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Hao-Yun Ma, Shih-Wei Hsiao
  • ELECTRICAL CONNECTOR HAVING DATUM BLOCK FACILITATING PRECISE ALIGNMENT
    Publication number: 20100055935
    Abstract: An electrical connector (100) used to transmit electric and optical signal from a module to a circuit substrate comprises an insulative housing (1), a plurality of contacts (2) received in the insulative housing (1) and a cover (3) being assembled on the insulative housing (1) and can move between an opened position to a closed position, the insulative housing (1) comprises a bottom wall (141) and a plurality of sidewalls (142) extending upwardly from the bottom wall (141), each of the sidewalls (142) each defines a plurality of datum blocks (145) and the inner surface of the datum (145) on one sidewall (142) are located in one plane, the datum blocks (145) together formed a space (14) to receive the module.
    Type: Application
    Filed: August 28, 2009
    Publication date: March 4, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: SHUO-HSIU HSU, HAO-YUN MA
  • ELECTRICAL CONNECTOR ASSEMBLY
    Publication number: 20100055937
    Abstract: An electrical connector assembly (100) includes an insulative housing (1), a number of contacts (7) received in the insulative housing (1), a loading arrangement (3) covered the insulative housing (1), a pressing member (2) pressing the loading arrangement (3) and a fix member (4) pressing the pressing member (2) to securely locate the pressing member (2) on the insulative housing (1). The loading arrangement (3) defines a body plate (31) and a tab (32) extending from the body plate (31). The pressing member (2) defines a pressing portion (211) for pressing the tab (32) of the loading arrangement (3) and a stop portion (212) located on the insulative housing (1).
    Type: Application
    Filed: August 26, 2009
    Publication date: March 4, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: Hao-Yun Ma
  • Socket connector assembly with a heat sink detachably attached thereon
    Patent number: 7666021
    Abstract: An electrical connector assembly includes a frame (7) defining a central opening (70) and with a front portion (75) and a rear portion (76), an insulative housing (10 securely disposed within the central opening, a cover (6) having hook portions (61) rotatablely assembled in the rear portion of the frame, a lever (3) with a pressing portion (32) pivotally retained to the front portion of the frame to lock the cover against the insulative housing, a heat sink (4) disposed onto the cover and at least one clip (5) for securing the heat sink to the cover. The frame defines locking portions (710, 720) at the front portion and the rear portion thereof, the at least one clip defines a pair of legs (50) and a connecting portion (52) connecting the legs. One leg locks with the locking portion of the front portion and the other leg locks with the locking portion of the rear portion of the frame.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: February 23, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Hao-Yun Ma
  • SOCKET ASSEMBLY WITH PICK UP CAP
    Publication number: 20100041249
    Abstract: A socket assembly (1) in accordance with a preferred embodiment of the present invention comprises a socket body (20) holding a plurality of contacts therein, a pick up cap (22) fixed onto the socket body, and a loading plate (3) capable of moving between a closed position and a open position with regard to the socket body (20). A locking device (5) is proved to lock the loading plate (3) to a closed position. The pick up cap (22) comprises a flat suction surface (220) and at least one latch (222) for latching the loading plate (3) so that the pick up cap (22) can be attached to the loading plate (3) when the loading plate (3) is in a closed position, and detached from the socket body (20) when the loading plate (3) moves away from the socket body to an open position.
    Type: Application
    Filed: August 15, 2008
    Publication date: February 18, 2010
    Inventors: Albert Terhune, Chia-Wei Fan, Nan-Hung Lin, Hao-Yun Ma
  • Electrical socket connector with metal reinforced device between cover and base
    Patent number: 7661975
    Abstract: An electrical connector socket, comprising an insulating base defining a sector and a surrounding portion surrounding the electric area, a cover slidably mounted on the base, a metal reinforced device with a rectangular frame sandwiched between the base and the cover, and an actuation mechanism is also pivotally sandwiched between the base and the cover. The sector divided into several sections that each has at least one set of edge to form at least one channel thereon, and the metal reinforced device defines a bridge portion corresponding to the channel of the base. When the rotation of actuation mechanism, the metal reinforced device sustain greater forces exert on the base and the cover, the base and cover are resistant to deformation and maintain the effective displacement of the cover respect to the base.
    Type: Grant
    Filed: August 22, 2007
    Date of Patent: February 16, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Hao-Yun Ma
  • Electrical connector having improved electrical connection between contacts and pins of the package for minimizing the connector
    Patent number: 7661976
    Abstract: The present invention provides an electrical connector for electrical connecting an IC package having a plurality of pins to a PCB. The electrical connector comprises a base defining a plurality of passageways, a plurality of contacts received in the passageways, and a cover moveable relative to the base from a first position to a second position. The cover defines a plurality of through holes corresponding the passageway. The contacts each have a resilient arm. During movement of the cover from the first position to the second position, pins of the IC package will compress the resilient arms of the contacts along a direction and the resilient will exert a normal force on the pins, thus ensuring proper connection between the resilient arm and the pins; wherein direction of the normal force is opposite to the direction of the pins moving.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: February 16, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Hao-Yun Ma
  • Zero insertion force connector with an improved driver member
    Patent number: 7658634
    Abstract: An electrical connector (1) for connecting an IC package to a printed circuit board (PCB) comprises an insulating base (10) arranged a plurality of terminals therein, a cover (11) moveable assembly on the base and a driver mechanism disposed on the insulating base and driving the cover to slide relatively to the insulating base. The driver at least comprises a hollow driver member (12) and the driver member (12) is rotated by an exterior force.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: February 9, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventor: Hao-Yun Ma
  • Electrical connector assembly with heat dissipating device
    Patent number: 7641505
    Abstract: An electrical connector with a heat dissipating device adapted to physically in contact with an electrical package disposed on a socket connector comprises a load plate having a substantially rectangular configuration defining a central opening having a first length and a first width and a heat plate having longitudinal sides and traversal ends. A heat plate has a heat pipe attached thereon and arranged such that the heat plate is disposed under the load plate, while the heat pipe is arranged above the load plate when rotated.
    Type: Grant
    Filed: October 23, 2008
    Date of Patent: January 5, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventor: Hao-Yun Ma
  • Electrical connector with improved package retention device
    Patent number: 7628634
    Abstract: An electrical connector includes a socket body with a number of contacts, a retention frame spaced from the socket body, a load plate attached to the retention frame, and a fastener. The retention frame located at a first side of the socket body and the load plate attached to at a second side of the socket body. The load plate rotates toward or away from the socket body from an open position to a closed position. The fastener is used to fasten the load plate at the closed position.
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: December 8, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventors: Cheng-Chi Yeh, Nan-Hung Lin, Hao-Yun Ma
  • Electrical connector with actuating mechanism
    Patent number: 7628635
    Abstract: An electrical connector (1) includes a base (10) defining a number of contact-receiving passages, a number of contacts received in the contact-receiving passages of the base, a cover (11) mounted to an upper surface of the base, and an actuating mechanism (12) disposed between the base and the cover. The actuating mechanism includes a rotator (14) penetrating through the cover and a transmission element (16) connecting with the rotator, the base and the cover. The rotation of the rotator drives the rotation of the transmission element which is capable of driving the cover to slide relative to the base.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: December 8, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Hao-Yun Ma