Patents by Inventor Akiyuki Yamasaki

Akiyuki Yamasaki 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).

  • Patent number: 10336173
    Abstract: The invention provides a mounting structure for a power unit of a utility vehicle. The mounting structure includes a pair of left and right front support portions supporting a front end of the power unit, and a rear support portion supporting a rear end of the power unit. The front support portions and the rear support portion are disposed to cause a centroid of a triangle connecting the front support portions and the rear support portion to agree with a centroid of the power unit in a planar view of the power unit.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: July 2, 2019
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Kazuki Ishibashi, Kazumasa Hisada, Akiyuki Yamasaki, Naoki Arino
  • Patent number: 9499037
    Abstract: A mounting structure for a power unit of a utility vehicle. The power unit includes: a body part; an output shaft extending in frontward and rearward directions through the body part; a first attaching member provided with a first damper and attaching a lower end part of the body part to a vehicle body frame of the utility vehicle; and a torque rod located in an upper part of the body part and constructed between the body part and the vehicle body frame so as to restrict rolling of the body part in vehicle width directions. A body side attaching part of the torque rod, attached to the body part, is located on an extension line of a compression axis direction of the first damper in side view of the power unit.
    Type: Grant
    Filed: April 6, 2015
    Date of Patent: November 22, 2016
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Teruaki Yamamoto, Akiyuki Yamasaki
  • Publication number: 20160288637
    Abstract: A mounting structure for a power unit of a utility vehicle. The power unit includes: a body part; an output shaft extending in frontward and rearward directions through the body part; a first attaching member provided with a first damper and attaching a lower end part of the body part to a vehicle body frame of the utility vehicle; and a torque rod located in an upper part of the body part and constructed between the body part and the vehicle body frame so as to restrict rolling of the body part in vehicle width directions. A body side attaching part of the torque rod, attached to the body part, is located on an extension line of a compression axis direction of the first damper in side view of the power unit.
    Type: Application
    Filed: April 6, 2015
    Publication date: October 6, 2016
    Inventors: Teruaki YAMAMOTO, Akiyuki YAMASAKI
  • Patent number: 8727063
    Abstract: In a mounting structure of a power unit for a utility vehicle, the power unit includes an engine and a transmission coupled onto one side of the engine in a vehicular lengthwise direction. A lower end substantially at the center of the engine in a vehicular widthwise direction and a lower end substantially at the center of the transmission in the vehicular widthwise direction are mounted to an upper surface of a chassis frame by a front mounting mechanism with a damper and a rear mounting mechanism with a damper.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: May 20, 2014
    Assignee: Kawasaki Jukogyo Kabushiki Kaisha
    Inventors: Teruaki Yamamoto, Akiyuki Yamasaki