Patents by Inventor Kento TAMAKI

Kento TAMAKI 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).

  • Railway vehicle stopper
    Patent number: 11110942
    Abstract: A railway vehicle stopper includes a first rigid member, a second rigid member, a rubber elastic body, a third rigid member, an abutting member, and a communication passage. The second rigid member is arranged opposed to the truck frame or the vehicle body with an interval. The rubber elastic body elastically couples the supporting portion of the first rigid member to the second rigid member. The third rigid member is mounted inside the supporting portion of the first rigid member to form an air chamber with the second rigid member. The abutting member is coupled to at least one of mutually opposed surfaces of the second rigid member and the third rigid member. The communication passage is provided on one or both of the first rigid member and the third rigid member to communicate the air chamber with an outside.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: September 7, 2021
    Assignees: SUMITOMO RIKO COMPANY LIMITED, KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Motohiro Hatano, Kento Tamaki, Satoshi Ikeda, Kazuo Isomura, Takanori Tojo
  • RAILWAY VEHICLE STOPPER
    Publication number: 20190300026
    Abstract: A railway vehicle stopper includes a first rigid member, a second rigid member, a rubber elastic body, a third rigid member, an abutting member, and a communication passage. The second rigid member is arranged opposed to the truck frame or the vehicle body with an interval. The rubber elastic body elastically couples the supporting portion of the first rigid member to the second rigid member. The third rigid member is mounted inside the supporting portion of the first rigid member to form an air chamber with the second rigid member. The abutting member is coupled to at least one of mutually opposed surfaces of the second rigid member and the third rigid member. The communication passage is provided on one or both of the first rigid member and the third rigid member to communicate the air chamber with an outside.
    Type: Application
    Filed: February 15, 2019
    Publication date: October 3, 2019
    Applicants: Sumitomo Riko Company Limited, KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Motohiro HATANO, Kento TAMAKI, Satoshi IKEDA, Kazuo ISOMURA, Takanori TOJO