Patents by Inventor Atsuhito Tada

Atsuhito Tada 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).

  • Sealing device
    Patent number: 8557904
    Abstract: The invention provides a sealing device in which adhesion of an elastic member used for the sealing device is controlled, and a coefficient of friction against a member sliding against the sealing device is reduced. A sealing device includes a first member 1, a second member 2 moving relative to the first member, and an elastic member 3 fixed to the first member 1 and sliding against the second member 2, and is characterized in that: the elastic member 3 is made of a rubber composition containing a metal soap, an organic acid amide and an oil-containing particle.
    Type: Grant
    Filed: November 19, 2008
    Date of Patent: October 15, 2013
    Assignees: Jtekt Corporation, Koyo Sealing Techno Co., Ltd.
    Inventors: Masahiro Tabata, Michitoshi Mitsumaru, Daisuke Ozaki, Atsuhito Tada, Eiji Namira, Kasumi Yamamoto
  • Sealing device
    Publication number: 20100295254
    Abstract: The invention provides a sealing device in which adhesion of an elastic member used for the sealing device is controlled, and a coefficient of friction against a member sliding against the sealing device is reduced. A sealing device includes a first member 1, a second member 2 moving relative to the first member, and an elastic member 3 fixed to the first member 1 and sliding against the second member 2, and is characterized in that: the elastic member 3 is made of a rubber composition containing a metal soap, an organic acid amide and an oil-containing particle.
    Type: Application
    Filed: November 19, 2008
    Publication date: November 25, 2010
    Inventors: Masahiro Tabata, Kazutoshi Yamamoto, Kasumi Yamamoto, Michitoshi Mitsumaru, Daisuke Ozaki, Atsuhito Tada, Eiji Namira