Patents by Inventor Pierre Collgon

Pierre Collgon 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).

  • Hollowed plate for a heat exchanger with fluid flow tubes
    Patent number: 4360060
    Abstract: A hollowed plate for a heat exchanger with fluid flow tubes, formed with holes into which are engaged and tightly fitted the ends of tubes of the exchanger, and being of general bulging or deflected shape, for improving the compressive strength of said hollowed plate, particularly in a radiator for the cooling circuit of a motor vehicle engine.
    Type: Grant
    Filed: June 3, 1981
    Date of Patent: November 23, 1982
    Assignee: Valeo
    Inventor: Pierre Collgon