Patents by Inventor Louis E. Chaump

Louis E. Chaump 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).

  • High to low side bypass to prevent reverse rotation
    Patent number: 5167491
    Abstract: Rotary compressors such as screw compressors and scroll compressors are capable of reverse operation at shutdown as the system pressure seeks to equalize through the running gear. The present invention provides a valved bypass which is opened responsive to the initiation of stopping the compressor. The valve bypass may be located internally or externally with respect to the compressor.
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: December 1, 1992
    Assignee: Carrier Corporation
    Inventors: Frederick J. Keller, Jr., Louis E. Chaump