Patents by Inventor Takeshi Nishigaki

Takeshi Nishigaki 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).

  • ACCESSORY DRIVE BELT TRANSMISSION SYSTEM FOR AUTOMOBILE AND V-RIBBED BELT USED FOR THE SAME
    Publication number: 20140235391
    Abstract: When the rotational speed of an engine 11 is equal to or higher than 4000 rpm, the rotational fluctuation ratio of a crank shaft pulley 13 at an outer circumferential surface thereof is sometimes equal to or greater than 6%. Moreover, in the layout in which a V-ribbed belt 20 is wound on a plurality of pulleys 14, 15, at least one of span lengths is equal to or longer than 220 mm. The V-ribbed belt 20 includes a back reinforcement fabric.
    Type: Application
    Filed: December 23, 2013
    Publication date: August 21, 2014
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, BANDO CHEMICAL INDUSTRIES, LTD.
    Inventors: Hideaki Kawahara, Takeshi Nishigaki, Hideyuki Kato, Kosuke Sogawa, Kazunori Ueno, Kenji Yamanari, Shin Satsumabayashi