Patents by Inventor Yuki Kinugasa

Yuki Kinugasa 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: 9873140
    Abstract: There is provided a foreign material removing device of a track turnout portion which can tightly attach and fix nozzles to a rail belly portion stably without machining a rail itself. A foreign material removing device of a track turnout portion which has point rails which can move to contact and move away from stock rails of the track turnout portion, and which removes a foreign material dropped between the stock rail and the point rail, includes a piping unit which includes a plurality of nozzle portions which spray compressed air to remove the foreign material, and the piping unit includes a close-contact arrangement structure in which the piping unit is arranged in close contact with a lateral surface of the stock rail opposed to the point rail.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: January 23, 2018
    Assignees: NABTESCO CORPORATION, EAST JAPAN RAILWAY COMPANY
    Inventors: Masahumi Sato, Shogo Kigami, Yuki Kinugasa
  • Publication number: 20170130412
    Abstract: A foreign matter removing device Y1 for use in a turnout X1 is provided with a base rail 100 and a tongue rail 200. The foreign matter removing device Y1 is provided with an inlet member 4 including an inlet channel 44, the inlet member 4 extending in the width direction of the base rail 100 in a region lower than a bottom surface B1 of the base rail 100; and a connecting portion 22 including a communication channel 22c for communicating a nozzle portion 21 which injects a foreign matter removable medium to between the base rail 100 and the tongue rail 200, and the inlet channel 44. The connecting portion 22 is connected to one end portion 41 of the inlet member 4 in the region lower than the bottom surface B1 of the base rail 100.
    Type: Application
    Filed: November 10, 2015
    Publication date: May 11, 2017
    Inventors: Shogo KIGAMI, Yuki KINUGASA, Koji SATO
  • Publication number: 20140345657
    Abstract: There is provided a foreign material removing device of a track turnout portion which can tightly attach and fix nozzles to a rail belly portion stably without machining a rail itself. A foreign material removing device of a track turnout portion which has point rails which can move to contact and move away from stock rails of the track turnout portion, and which removes a foreign material dropped between the stock rail and the point rail, includes a piping unit which includes a plurality of nozzle portions which spray compressed air to remove the foreign material, and the piping unit includes a close-contact arrangement structure in which the piping unit is arranged in close contact with a lateral surface of the stock rail opposed to the point rail.
    Type: Application
    Filed: September 11, 2012
    Publication date: November 27, 2014
    Inventors: Masahumi Sato, Shogo Kigami, Yuki Kinugasa