Patents by Inventor Naohiko Yoshida

Naohiko Yoshida 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).

  • Mounting/dismounting jig for combustor tail pipe and tail pipe installation method
    Patent number: 9140142
    Abstract: Provided is a tail cylinder attaching and detaching fixture that attaches and detaches a tail cylinder to and from a casing, the tail cylinder being included in a combustor inserted into the casing so that the front end is connected to an inlet portion of a combustion gas passageway, the tail cylinder attaching and detaching fixture including: a guide portion of which the front end is disposed inside the casing and the front end and the base end are respectively supported by the casing and which supports the tail cylinder so as to be movable in the axial direction of the combustor; and an advancing and retracting mechanism that advances and retracts the tail cylinder in the axial direction.
    Type: Grant
    Filed: April 30, 2010
    Date of Patent: September 22, 2015
    Assignee: MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    Inventors: Shigetoshi Shiotani, Kenichi Arase, Naohiko Yoshida, Shuji Mizokami, Osamu Hasegawa, Satoshi Tsuzuki, Hirohito Takeda
  • MOUNTING/DISMOUNTING JIG FOR COMBUSTOR TAIL PIPE AND TAIL PIPE INSTALLATION METHOD
    Publication number: 20120159955
    Abstract: Provided is a tail cylinder attaching and detaching fixture that attaches and detaches a tail cylinder to and from a casing, the tail cylinder being included in a combustor inserted into the casing so that the front end is connected to an inlet portion of a combustion gas passageway, the tail cylinder attaching and detaching fixture including: a guide portion of which the front end is disposed inside the casing and the front end and the base end are respectively supported by the casing and which supports the tail cylinder so as to be movable in the axial direction of the combustor; and an advancing and retracting mechanism that advances and retracts the tail cylinder in the axial direction.
    Type: Application
    Filed: April 30, 2010
    Publication date: June 28, 2012
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Shigetoshi Shiotani, Kenichi Arase, Naohiko Yoshida, Shuji Mizokami, Osamu Hasegawa, Satoshi Tsuzuki, Hirohito Takeda