Patents by Inventor Tatsuki NISHIO

Tatsuki NISHIO 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).

  • Method of disassembling a cold head and lifting-up jig
    Patent number: 11278994
    Abstract: Provided is a method of disassembling a cold head provided with a displacer that extends in an axial direction, a cylinder that accommodates the displacer, and a displacer drive unit that is fastened to the cylinder and is connected to the displacer such that the displacer is driven in the axial direction, the method including mounting a lifting-up jig onto the displacer drive unit, unfastening the displacer drive unit and the cylinder from each other, and operating the lifting-up jig such that the displacer drive unit is lifted up from the cylinder together with the displacer.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: March 22, 2022
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Tatsuki Nishio, Shuntaro Adachi
  • METHOD OF DISASSEMBLING A COLD HEAD AND LIFTING-UP JIG
    Publication number: 20200262013
    Abstract: Provided is a method of disassembling a cold head provided with a displacer that extends in an axial direction, a cylinder that accommodates the displacer, and a displacer drive unit that is fastened to the cylinder and is connected to the displacer such that the displacer is driven in the axial direction, the method including mounting a lifting-up jig onto the displacer drive unit, unfastening the displacer drive unit and the cylinder from each other, and operating the lifting-up jig such that the displacer drive unit is lifted up from the cylinder together with the displacer.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 20, 2020
    Applicant: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Tatsuki NISHIO, Shuntaro ADACHI