Patents by Inventor Curtis Holt, Jr.

Curtis Holt, Jr. 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).

  • Refrigeration compressor capacity control means and method
    Patent number: 4432705
    Abstract: A capacity control for a multi-cylinder refrigeration compressor includes a modulating valve disposed between a suction manifold and less than all of the cylinders of the refrigeration compressor. The modulating valve regulates the flow of refrigerant gas from the manifold to the cylinders in communication therewith, with the valve functioning to increase the flow of refrigerant gas to the cylinders as the load on the refrigeration unit increases and to decrease the flow of refrigerant as the load on the refrigeration unit decreases.
    Type: Grant
    Filed: August 28, 1980
    Date of Patent: February 21, 1984
    Assignee: Carrier Corporation
    Inventors: Bruce A. Fraser, Curtis Holt, Jr.