Patents by Inventor Toshikazu Terada

Toshikazu Terada 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).

  • Armature of rotating electric machine and method of manufacturing the same
    Patent number: 7821174
    Abstract: A rotating electric machine includes a shaft and an armature with a core that includes a shaft hole. The core includes a plurality of core materials that are laminated. When pressing in and fixing the shaft to the shaft hole, the shaft hole is applied with an ironing process in advance in order to rectify a cylindrical hole shape of the shaft hole.
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: October 26, 2010
    Assignee: Mitsuba Corporation
    Inventors: Masaaki Kimura, Tsugio Yokoo, Keiichi Hosoi, Toshikazu Terada, Yoichi Yamazaki
  • Armature of Rotating Electric Machine and Method of Manufacturing the same
    Publication number: 20090115281
    Abstract: A rotating electric machine includes a shaft and an armature with a core that includes a shaft hole. The core includes a plurality of core materials that are laminated. When pressing in and fixing the shaft to the shaft hole, the shaft hole is applied with an ironing process in advance in order to rectify a cylindrical hole shape of the shaft hole.
    Type: Application
    Filed: June 5, 2006
    Publication date: May 7, 2009
    Applicant: Mitsuba Corporation
    Inventors: Masaaki Kimura, Tsugio Yokoo, Keiichi Hosoi, Toshikazu Terada, Yoichi Yamazaki
  • External connecting structure of electric motor
    Patent number: 6713932
    Abstract: An external connection structure for an electric motor in which basic members are able to be commonly used in an electric fan motor for which either a lead wire or a direct coupler are prepared as an external connection member. Tip end portions of first and third conductor plates and the tip ends of the second and fourth conductor plates are caused to extend between respective brushes which are adjacent to each other in the circumferential direction of the holder stay, and the tip end portions can be made visible through through-holes provided at the body portion of the end cover.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: March 30, 2004
    Assignee: Mitsuba Corporation
    Inventors: Hiroyuki Shiina, Tamotsu Miyamoto, Kazuhiro Kawada, Toshikazu Terada
  • External connection structure of electric motor
    Publication number: 20020117915
    Abstract: An external connection structure for an electric motor in which basic members are able to be commonly used in an electric fan motor for which either a lead wire or a direct coupler are prepared as an external connection member. Tip end portions of first and third conductor plates and the tip ends of the second and fourth conductor plates are caused to extend between respective brushes which are adjacent to each other in the circumferential direction of the holder stay, and the tip end portions can be made visible through through-holes provided at the body portion of the end cover.
    Type: Application
    Filed: February 22, 2002
    Publication date: August 29, 2002
    Applicant: Mitsuba Corporation
    Inventors: Hiroyuki Shina, Tamotsu Miyamoto, Kazuhiro Kawada, Toshikazu Terada