Patents by Inventor Yuki KUROTAKI

Yuki KUROTAKI 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).

  • Balance inspection device
    Patent number: 10634574
    Abstract: A balance inspection device includes a bearing housing in which a bearing supporting a rotary shaft is provided, a jig that is disposed on one side of the bearing housing in a direction of a rotation axis and houses an impeller in an impeller housing space formed therein, a spray nozzle that is provided on the jig and includes a tip opened to the impeller housing space, and a gas supply unit that supplies gas to the spray nozzle. The spray nozzle is adapted to spray the gas from the tip while the gas supplied from the gas supply unit has a circumferential component opposite to a rotational direction of the impeller.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: April 28, 2020
    Assignee: IHI Corporation
    Inventors: Kenkichi Murata, Seiji Yoshimura, Tsuyoshi Sato, Yuki Kurotaki
  • BALANCE INSPECTION DEVICE
    Publication number: 20180136071
    Abstract: A balance inspection device includes a bearing housing in which a bearing supporting a rotary shaft is provided, a jig that is disposed on one side of the bearing housing in a direction of a rotation axis and houses an impeller in an impeller housing space formed therein, a spray nozzle that is provided on the jig and includes a tip opened to the impeller housing space, and a gas supply unit that supplies gas to the spray nozzle. The spray nozzle is adapted to spray the gas from the tip while the gas supplied from the gas supply unit has a circumferential component opposite to a rotational direction of the impeller.
    Type: Application
    Filed: May 13, 2016
    Publication date: May 17, 2018
    Applicant: IHI Corporation
    Inventors: Kenkichi MURATA, Seiji YOSHIMURA, Tsuyoshi SATO, Yuki KUROTAKI