Patents by Inventor Johnny C. Carmack

Johnny C. Carmack 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).

  • Manifold assembly
    Patent number: 6363965
    Abstract: A manifold assembly for use with a heating and cooling system having a body, at least one connecting tube positioned adjacent the body and a fluid regulating device positioned in each connecting tube. The body defines a first passageway for flow of a fluid, such as refrigerant, in a first direction and a second direction. Each of the connecting tubes defines a second passageway for flow of the refrigerant in the first and second directions. The first and second passageways are in communication with one another. The regulating device regulates flow of the refrigerant through the first and second passageways in the first and second directions.
    Type: Grant
    Filed: March 27, 2001
    Date of Patent: April 2, 2002
    Assignees: Eaton Aeroquip Inc., International Comfort Products
    Inventors: Johnny C. Carmack, Norman Gregory Beaty