Patents by Inventor Hideki Toida

Hideki Toida 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).

  • Yoke housing and motor
    Patent number: 6809446
    Abstract: A yoke housing accommodates an armature having a coil and has a tubular circumferential wall. The yoke housing includes a plurality of pieces, which form the yoke housing, and a fracture portion, which is located along a boundary between the pieces. The fracture portion fractures when a compression force is applied from the outside to break the yoke housing into the pieces.
    Type: Grant
    Filed: March 28, 2003
    Date of Patent: October 26, 2004
    Assignee: Asmo Co., Ltd.
    Inventors: Toshio Yamamoto, Tomoyuki Kikuta, Masahiko Komoda, Masayuki Kuwano, Hideki Toida, Keiichi Uemura
  • Armature, manufacturing method of armature, and motor
    Patent number: 6803695
    Abstract: An armature includes a rotary shaft, a core, and a coupling member. The core is formed by using magnetic metal powder and has a tooth. A wire is wound about the tooth. The coupling member has a ductility that is higher than the ductility of the core. The coupling member is located between the core and the rotary shaft. The rotary shaft is press fitted in the coupling member, and the coupling member is press fitted in the core.
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: October 12, 2004
    Assignee: ASMO Co., Ltd.
    Inventors: Toshio Yamamoto, Keiichi Uemura, Tomoyuki Kikuta, Masahiko Komoda, Masayuki Kuwano, Hideki Toida
  • Yoke housing and motor
    Publication number: 20040135446
    Abstract: A yoke housing accommodates an armature having a coil and has a tubular circumferential wall. The yoke housing includes a plurality of pieces, which form the yoke housing, and a fracture portion, which is located along a boundary between the pieces. The fracture portion fractures when a compression force is applied from the outside to break the yoke housing into the pieces.
    Type: Application
    Filed: March 28, 2003
    Publication date: July 15, 2004
    Applicant: ASMO CO., LTD.
    Inventors: Toshio Yamamoto, Tomoyuki Kikuta, Masahiko Komoda, Masayuki Kuwano, Hideki Toida, Keiichi Uemura
  • Armature, manufacturing method of armature, and motor
    Publication number: 20030201691
    Abstract: An armature includes a rotary shaft, a core, and a coupling member. The core is formed by using magnetic metal powder and has a tooth. A wire is wound about the tooth. The coupling member has a ductility that is higher than the ductility of the core. The coupling member is located between the core and the rotary shaft. The rotary shaft is press fitted in the coupling member, and the coupling member is press fitted in the core.
    Type: Application
    Filed: March 4, 2003
    Publication date: October 30, 2003
    Applicant: ASMO CO., LTD.
    Inventors: Toshio Yamamoto, Keiichi Uemura, Tomoyuki Kikuta, Masahiko Komoda, Masayuki Kuwano, Hideki Toida