Patents by Inventor Ryosuke Ashida

Ryosuke Ashida 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).

  • Publication number: 20220228621
    Abstract: A fixture of the present disclosure includes: a first fitting fixed to a first object; a second fitting fixed to a second object; and a positioning bolt fixing a position of the second fitting relative to the first fitting. The first fitting includes: a cylindrical portion extending in a z direction and including a first elongated hole on an outer peripheral surface of the cylindrical portion, the first elongated hole extending in a circumferential direction; a shaft that turns inside the cylindrical portion and includes a screw hole corresponding to the positioning bolt; and a first fixing portion to which the first object is fixed. The second fitting includes: a movable portion including a second elongated hole extending in an x direction and through which the positioning bolt penetrates; and a second fixing portion to which the second object is fixed.
    Type: Application
    Filed: April 6, 2022
    Publication date: July 21, 2022
    Applicant: KAWASAKI RAILCAR MANUFACTURING CO., LTD.,
    Inventors: Ryosuke ASHIDA, Takahiro KAWASHIMA
  • Patent number: 10071754
    Abstract: A railcar according to the present disclosure includes a buffer installed in an end portion of each of coupled cars, and urging each other in a car longitudinal direction, the buffer having a stem movable in the car longitudinal direction and a spring urging the stem, an underframe internally enclosing part of the buffer and including an opening on a top plate of the underframe, and a compression mechanism forcibly compressing the spring to move the stem, part of the compression mechanism being freely brought into and out of the opening.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: September 11, 2018
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Hiroyuki Hirata, Ryosuke Ashida
  • Patent number: 9944300
    Abstract: A railcar according to an embodiment of the present disclosure is a railcar with a plastic end cap covering a front surface of a car body in a front car, the railcar including: a wiper shaft configured to attach a wiper blade to an end portion of the wiper shaft and pass through the car body while extending inside and outside the car body; a penetrated portion formed as part of the car body and configured such that the wiper shaft passes through the penetrated portion; and an opening portion formed in the end cap and exposing at least part of the penetrated portion to a car exterior.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: April 17, 2018
    Assignee: KAWASAKI IUKOGYO KABUSHIKI KAISHA
    Inventors: Hiroyuki Hirata, Ryosuke Ashida
  • Publication number: 20170183017
    Abstract: A railcar according to an embodiment of the present disclosure is a railcar with a plastic end cap covering a front surface of a car body in a front car, the railcar including: a wiper shaft configured to attach a wiper blade to an end portion of the wiper shaft and pass through the car body while extending inside and outside the car body; a penetrated portion formed as part of the car body and configured such that the wiper shaft passes through the penetrated portion; and an opening portion formed in the end cap and exposing at least part of the penetrated portion to a car exterior.
    Type: Application
    Filed: December 28, 2015
    Publication date: June 29, 2017
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Hiroyuki Hirata, Ryosuke Ashida
  • Publication number: 20170183019
    Abstract: A railcar according to the present disclosure includes a buffer installed in an end portion of each of coupled cars, and urging each other in a car longitudinal direction, the buffer having a stem movable in the car longitudinal direction and a spring urging the stem, an underframe internally enclosing part of the buffer and including an opening on a top plate of the underframe, and a compression mechanism forcibly compressing the spring to move the stem, part of the compression mechanism being freely brought into and out of the opening.
    Type: Application
    Filed: December 28, 2015
    Publication date: June 29, 2017
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Hiroyuki HIRATA, Ryosuke ASHIDA