Patents by Inventor Shimizu Shigemi

Shimizu Shigemi 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).

  • Scroll type compressor with releasably secured hermetic housing
    Patent number: 4900238
    Abstract: An hermetic type scroll compressor is disclosed which includes first and second cup shaped casings and a center block therebetween. The first cup shaped casing is provided with a fixed scroll affixed within the first cup shaped casing, orbiting scroll interfitted at an angular and radial offset with the fixed scroll, rotation preventing device disposed between the orbiting scroll and the center block. The second cup shaped casing is provided with a drive mechanism. The first cup shaped casing and the second cup shaped casing are releasably and hermetically secured through the center block thereby enabling disassembly, reassembly and indepedent inspection of the hermetic type scroll compressor components.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: February 13, 1990
    Assignee: Sanden Corporation
    Inventors: Shimizu Shigemi, Kikuchi Kazuto, Terauchi Kiyoshi