Patents by Inventor Yukitaka Taga

Yukitaka Taga 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).

  • Carbody support device and railway vehicle
    Patent number: 9932050
    Abstract: A carbody support device of a railway vehicle, including support mechanisms installed between a front bogie and a carbody and between a rear bogie and the carbody in a traveling direction, and supporting the carbody against the respective bogies. The support mechanisms regulate both the front bogie and the rear bogie inclining in the same vehicle width direction with respect to the carbody when the railway vehicle travels through a curve, while the support mechanisms permit the front bogie and the rear bogie inclining in different vehicle width directions.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: April 3, 2018
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshi Sato, Yukitaka Taga, Shunichi Nakao, Kazuo Isomura, Makoto Tamaki, Junichi Shirakawa, Koichi Murata
  • Railcar bogie
    Patent number: 9340217
    Abstract: A railcar bogie includes: a bolster located under a carbody of a railcar; an air spring including an air spring main body in which air is stored, the air spring being arranged between the carbody and the bolster; a coil spring arranged between the air spring and the bolster and configured to separate the air spring from the bolster by restoring force thereof in a state where a height of the carbody is maintained at a certain height regardless of the air spring; and a limiting member configured to limit the amount of displacement of the coil spring to limit the amount of separation between the air spring and the bolster.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: May 17, 2016
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Yoshi Sato, Yukitaka Taga, Kazuo Isomura, Makoto Tamaki, Junichi Shirakawa, Koichi Murata, Hirokazu Haraguchi, Takayuki Sawa
  • RAILCAR BOGIE
    Publication number: 20150175176
    Abstract: A railcar bogie includes: a bolster located under a carbody of a railcar; an air spring including an air spring main body in which air is stored, the air spring being arranged between the carbody and the bolster; a coil spring arranged between the air spring and the bolster and configured to separate the air spring from the bolster by restoring force thereof in a state where a height of the carbody is maintained at a certain height regardless of the air spring; and a limiting member configured to limit the amount of displacement of the coil spring to limit the amount of separation between the air spring and the bolster.
    Type: Application
    Filed: June 10, 2013
    Publication date: June 25, 2015
    Inventors: Yoshi Sato, Yukitaka Taga, Kazuo Isomura, Makoto Tamaki, Junichi Shirakawa, Koichi Murata, Hirokazu Haraguchi, Takayuki Sawa
  • CARBODY SUPPORT DEVICE AND RAILWAY VEHICLE
    Publication number: 20150114252
    Abstract: A carbody support device of a railway vehicle, including support mechanisms installed between a front bogie and a carbody and between a rear bogie and the carbody in a traveling direction, and supporting the carbody against the respective bogies. The support mechanisms regulate both the front bogie and the rear bogie inclining in the same vehicle width direction with respect to the carbody when the railway vehicle travels through a curve, while the support mechanisms permit the front bogie and the rear bogie inclining in different vehicle width directions.
    Type: Application
    Filed: July 10, 2013
    Publication date: April 30, 2015
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshi Sato, Yukitaka Taga, Shunichi Nakao, Kazuo Isomura, Makoto Tamaki, Junichi Shirakawa, Koichi Murata