Patents by Inventor Calvin W. Browning

Calvin W. Browning 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).

  • Hydraulically actuated split stirling cycle refrigerator
    Patent number: 4019335
    Abstract: A hydraulic displacing device actuates a diaphragm pump which provides pressure pulses in the cycle fluid of a split Stirling cycle machine. The pressure pulses are used in the actuation of a free piston cryogenic cooling device by causing the piston to alternately compress and expand the cycle gas.
    Type: Grant
    Filed: January 12, 1976
    Date of Patent: April 26, 1977
    Assignee: The Garrett Corporation
    Inventor: Calvin W. Browning