Patents by Inventor Richard Changchun Zhang

Richard Changchun Zhang 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).

  • SPRING FINGER GROUNDING COMPONENT AND METHOD OF MANUFACTURE
    Publication number: 20110306252
    Abstract: A grounding component is provided for grounding electronic components. The grounding component includes: a base; a channel formed within the base; and a spring finger extending from the base, the spring finger having a fixed end and a free end. When the spring finger is in a first undepressed position, a knuckled portion of the spring finger lies proud of the base, and the free end of the spring finger lies substantially within the channel. A method for manufacturing the grounding component is also provided.
    Type: Application
    Filed: June 15, 2010
    Publication date: December 15, 2011
    Applicant: RESEARCH IN MOTION LIMITED
    Inventors: Chao Chen, Richard Changchun Zhang
  • Camera module insertion machine with gripper
    Patent number: 7895734
    Abstract: An assembly system includes an electronic component, a gripper, and a socket. The electronic component has sides and a top face, the top face has a top-face peripheral area and a top-face central area. The gripper has a gripper head, the gripper head being movable to an open and closed position. The gripper head has an extension configured to contact opposing sides of the electronic component when the gripper head is in the closed position, and a surface configured to contact the top-face peripheral area of the electronic component when the gripper head is in the closed position. The socket has a top peripheral surface. An insertion depth guide is associated with the gripper head and has a depth guide with a bottom surface configured to contact the top peripheral surface of the socket. A method for assembly is also included.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: March 1, 2011
    Assignee: Research In Motion Limited
    Inventors: Richard Changchun Zhang, Ming Zhang, Brent Ellis, Fintan Doyle
  • Camera Module Insertion Machine With Gripper
    Publication number: 20100119352
    Abstract: An assembly system includes an electronic component, a gripper, and a socket. The electronic component has sides and a top face, the top face has a top-face peripheral area and a top-face central area. The gripper has a gripper head, the gripper head being movable to an open and closed position. The gripper head has an extension configured to contact opposing sides of the electronic component when the gripper head is in the closed position, and a surface configured to contact the top-face peripheral area of the electronic component when the gripper head is in the closed position. The socket has a top peripheral surface. An insertion depth guide is associated with the gripper head and has a depth guide with a bottom surface configured to contact the top peripheral surface of the socket. A method for assembly is also included.
    Type: Application
    Filed: November 7, 2008
    Publication date: May 13, 2010
    Inventors: Richard Changchun Zhang, Ming Zhang, Brent Ellis, Fintan Doyle