Patents by Inventor Fumitaka Maekawa

Fumitaka Maekawa 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).

  • Terminal fitting with resilient pieces having thin plating region and thick plating region
    Patent number: 9787012
    Abstract: It is aimed to provide a terminal fitting (1) in which thick plating films can be formed on necessary parts without requiring particularly complicated plating. The terminal fitting (10) includes a tubular connecting portion (11) into which a mating male terminal (60) is insertable. The connecting portion (11) includes a plurality of resilient pieces (14) circumferentially divided via expanding slots (13) extending from a tip. Thick film portions (22) with a thicker plating film than in other parts are provided on inner surfaces of the plurality of resilient pieces (14) and contact areas (17) capable of contacting the male terminal (60) are provided on these thick film portions (22). The thick film portions (22) and the contact areas (17) are arranged continuously in a circumferential direction except at the positions of the expanding slots (13) on an inner surface of the connecting portion (11) near a tip.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: October 10, 2017
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Daichi Kawaguchi, Shiro Nishida, Nobuyuki Akiba, Takuya Utsunomiya, Fumitaka Maekawa
  • TERMINAL FITTING
    Publication number: 20160197426
    Abstract: It is aimed to provide a terminal fitting (1) in which thick plating films can be formed on necessary parts without requiring particularly complicated plating. The terminal fitting (10) includes a tubular connecting portion (11) into which a mating male terminal (60) is insertable. The connecting portion (11) includes a plurality of resilient pieces (14) circumferentially divided via expanding slots (13) extending from a tip. Thick film portions (22) with a thicker plating film than in other parts are provided on inner surfaces of the plurality of resilient pieces (14) and contact areas (17) capable of contacting the male terminal (60) are provided on these thick film portions (22). The thick film portions (22) and the contact areas (17) are arranged continuously in a circumferential direction except at the positions of the expanding slots (13) on an inner surface of the connecting portion (11) near a tip.
    Type: Application
    Filed: September 8, 2014
    Publication date: July 7, 2016
    Inventors: Daichi Kawaguchi, Shiro Nishida, Nobuyuki Akiba, Takuya Utsunomiya, Fumitaka Maekawa