Patents by Inventor Xi-Fu Xu

Xi-Fu Xu 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 card connector with improved contacts
    Patent number: 8303319
    Abstract: An electrical connector includes an insulative housing having an inserting slot, and a bottom wall under the inserting slot. The bottom wall defines a supporting surface extending along a front-to-back direction, a horizontal guiding surface located in front of the supporting surface, and a plurality of depressions recessed from the supporting surface and arranged in one row along a transverse direction perpendicular to the front-to-back direction. A plurality of first contacts each has a planar first contact portion retained in the depression. A plurality of second contacts each has an arc-shaped second contact portion extending upwardly beyond the supporting surface and protruding into the inserting slot. The second contact portions are located behind the first contact portions.
    Type: Grant
    Filed: May 16, 2011
    Date of Patent: November 6, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventors: Jian-Fei Yu, Xi-Fu Xu, Xiao-Ming Huang, Qi-Jun Zhao
  • ELECTRICAL CARD CONNECTOR WITH IMPROVED CONTACTS
    Publication number: 20110281446
    Abstract: An electrical connector includes an insulative housing having an inserting slot, and a bottom wall under the inserting slot. The bottom wall defines a supporting surface extending along a front-to-back direction, a horizontal guiding surface located in front of the supporting surface, and a plurality of depressions recessed from the supporting surface and arranged in one row along a transverse direction perpendicular to the front-to-back direction. A plurality of first contacts each has a planar first contact portion retained in the depression. A plurality of second contacts each has an arc-shaped second contact portion extending upwardly beyond the supporting surface and protruding into the inserting slot. The second contact portions are located behind the first contact portions.
    Type: Application
    Filed: May 16, 2011
    Publication date: November 17, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: JIAN-FEI YU, XI-FU XU, XIAO-MING HUANG, QI-JUN ZHAO