Patents by Inventor Todd Dewar

Todd Dewar 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 compressor with heat shield
    Patent number: 6287089
    Abstract: A scroll compressor includes a non-orbiting scroll wherein the base is sealed to the housing. That is, the non-orbiting scroll provides the function of the scroll member, and also the function typically provided by a separator. A heat shield is positioned between the discharge pressure chamber and the base of the non-orbiting scroll. Leakage paths are provided to allow refrigerant to communicate between the discharge pressure chamber and spaces between the heat shield and the non-orbiting scroll.
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: September 11, 2001
    Assignee: Scroll Technologies
    Inventors: John R. Williams, Tracy Milliff, Joe T. Hill, Todd Dewar, Gene Michael Fields