Patents by Inventor Seiichi Hamate

Seiichi Hamate 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).

  • Liquid enclosing type vibration isolating apparatus
    Patent number: 8181946
    Abstract: To provide a liquid enclosing type vibration isolating apparatus capable of achieving two resonance characteristics by one orifice path, in a liquid enclosing type vibration isolating apparatus including a main liquid chamber a portion of a chamber wall of which is constituted by a vibration isolating base member, an auxiliary liquid chamber a portion of a chamber wall of which is constituted by a first diaphragm 18, and an orifice path for communicating the main liquid chamber and the auxiliary liquid chamber, an orifice member forming the orifice path is provided with a partition wall for partitioning the orifice path and the auxiliary liquid chamber, and a portion of the partition wall is constituted by a second diaphragm constituted by a flexible rubber-like elastic film facing the auxiliary liquid chamber.
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: May 22, 2012
    Assignees: Toyo Tire & Rubber Co., Ltd., Toyota Jidosha Kabushiki Kaisha
    Inventors: Kentaro Yamamoto, Seiichi Hamate, Toshiyuki Kitano, Katsuhiro Sakurai, Nobuya Yoshida
  • LIQUID ENCLOSING TYPE VIBRATION ISOLATING APPARATUS
    Publication number: 20090134556
    Abstract: To provide a liquid enclosing type vibration isolating apparatus capable of achieving two resonance characteristics by one orifice path, in a liquid enclosing type vibration isolating apparatus including a main liquid chamber a portion of a chamber wall of which is constituted by a vibration isolating base member, an auxiliary liquid chamber a portion of a chamber wall of which is constituted by a first diaphragm 18, and an orifice path for communicating the main liquid chamber and the auxiliary liquid chamber, an orifice member forming the orifice path is provided with a partition wall for partitioning the orifice path and the auxiliary liquid chamber, and a portion of the partition wall is constituted by a second diaphragm constituted by a flexible rubber-like elastic film facing the auxiliary liquid chamber.
    Type: Application
    Filed: November 13, 2008
    Publication date: May 28, 2009
    Applicants: TOYO TIRE & RUBBER CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kentaro YAMAMOTO, Seiichi HAMATE, Toshiyuki KITANO, Katsuhiro SAKURAI, Nobuya YOSHIDA