Patents by Inventor Souhei Komiyama

Souhei Komiyama 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).

  • Power transmission apparatus fabrication method and power transmission apparatus fabricated by the method
    Patent number: 7803079
    Abstract: A power transmission apparatus is disclosed. A pulley is journalled through a ball bearing on the outer periphery of a bearing support portion arranged on a housing, and a metal ring is fitted on the inner periphery of the pulley. The outer ring of the ball bearing is press-fitted into the inner periphery of the metal ring, and a punch is forcibly pushed into a front-side end surface of the ring. In this way, punched holes each having a sectional area progressively increased from the rear to front side are formed, and the portions of the metal ring near to the inner periphery than the punched holes are pushed out and caulked. Thus, caulked portions are formed to fixedly caulk the outer ring.
    Type: Grant
    Filed: April 22, 2008
    Date of Patent: September 28, 2010
    Assignee: DENSO CORPORATION
    Inventors: Hiroyasu Sakamoto, Naoto Agata, Hideo Kuroda, Toshio Kamio, Souhei Komiyama
  • Power transmission apparatus fabrication method and power transmission apparatus fabricated by the method
    Publication number: 20080268995
    Abstract: A power transmission apparatus is disclosed. A pulley is journalled through a ball bearing on the outer periphery of a bearing support portion arranged on a housing, and a metal ring is fitted on the inner periphery of the pulley. The outer ring of the ball bearing is press-fitted into the inner periphery of the metal ring, and a punch is forcibly pushed into a front-side end surface of the ring. In this way, punched holes each having a sectional area progressively increased from the rear to front side are formed, and the portions of the metal ring near to the inner periphery than the punched holes are pushed out and caulked. Thus, caulked portions are formed to fixedly caulk the outer ring.
    Type: Application
    Filed: April 22, 2008
    Publication date: October 30, 2008
    Applicant: DENSO CORPORATION
    Inventors: Hiroyasu Sakamoto, Naoto Agata, Hideo Kuroda, Toshio Kamio, Souhei Komiyama