Patents by Inventor Hideki Marubayashi

Hideki Marubayashi 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).

  • Pressure relief system
    Patent number: 4008734
    Abstract: A vapor pressure relief system comprising a safety valve and vent pipe movable with thermal expansion and contraction of the associated vapor generator, and a fixed exhaust pipe and drip pan, the latter having an opening to admit the vent pipe and accommodate the movement thereof, and including slidable cover plates surrounding the vent pipe and providing a closure over the drip pan opening.
    Type: Grant
    Filed: March 30, 1976
    Date of Patent: February 22, 1977
    Assignee: The Babcock & Wilcox Company
    Inventors: Nobuo Shimono, Hideki Marubayashi