Patents by Inventor Yusei YOKOYAMA

Yusei YOKOYAMA 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).

  • Centrifugal compressor
    Patent number: 11549521
    Abstract: Provided is a centrifugal compressor, including: a movable member which is movable between a first position and a second position, the first position being a position at which an opening degree of an auxiliary flow passage arranged more on an outer diameter side than a main flow passage becomes a first opening degree, the second position being a position at which an opening degree of the auxiliary flow passage becomes a second opening degree smaller than the first opening degree; and a linear actuator configured to drive the movable member in a rotation axis direction of the impeller.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: January 10, 2023
    Assignee: IHI Corporation
    Inventors: Yusei Yokoyama, Takashi Fujiwara, Wataru Ueda, Hiroshi Saito
  • Throttle mechanism for centrifugal compressor and turbocharger
    Patent number: 11460047
    Abstract: A centrifugal compressor includes: a compressor housing in which an intake passage is formed; a compressor impeller provided in the intake passage; an actuator that causes a rod to linearly move in a direction intersecting with a rotation axis direction of the compressor impeller; a connection member connected to the rod; a throttle member including a protruding portion; a connection shaft extending in the rotation axis direction and connecting the connection member and the throttle member; and a rotation shaft extending in a direction parallel to the connection shaft and serving as a rotation center of the throttle member.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: October 4, 2022
    Assignee: IHI Corporation
    Inventors: Ryota Sakisaka, Takashi Fujiwara, Atsushi Yonemura, Wataru Ueda, Hiroshi Saito, Yusei Yokoyama, Takahiro Bamba
  • CENTRIFUGAL COMPRESSOR AND TURBOCHARGER
    Publication number: 20210088054
    Abstract: A centrifugal compressor includes: a compressor housing in which an intake passage is formed; a compressor impeller provided in the intake passage; an actuator that causes a rod to linearly move in a direction intersecting with a rotation axis direction of the compressor impeller; a connection member connected to the rod; a throttle member including a protruding portion; a connection shaft extending in the rotation axis direction and connecting the connection member and the throttle member; and a rotation shaft extending in a direction parallel to the connection shaft and serving as a rotation center of the throttle member.
    Type: Application
    Filed: December 9, 2020
    Publication date: March 25, 2021
    Applicant: IHI Corporation
    Inventors: Ryota SAKISAKA, Takashi FUJIWARA, Atsushi YONEMURA, Wataru UEDA, Hiroshi SAITO, Yusei YOKOYAMA, Takahiro BAMBA
  • CENTRIFUGAL COMPRESSOR
    Publication number: 20210040959
    Abstract: Provided is a centrifugal compressor, including: a movable member which is movable between a first position and a second position, the first position being a position at which an opening degree of an auxiliary flow passage arranged more on an outer diameter side than a main flow passage becomes a first opening degree, the second position being a position at which an opening degree of the auxiliary flow passage becomes a second opening degree smaller than the first opening degree; and a linear actuator configured to drive the movable member in a rotation axis direction of the impeller.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 11, 2021
    Applicant: IHI Corporation
    Inventors: Yusei YOKOYAMA, Takashi FUJIWARA, Wataru UEDA, Hiroshi SAITO