Patents by Inventor Bruno Hellouin di Cenival

Bruno Hellouin di Cenival 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).

  • Expansion tank and water box device for heat exchanger, such as a radiator of a motor vehicle
    Patent number: 4289507
    Abstract: An expansion tank and water box device for a heat exchanger with a nest of parallel tubes, such as a radiator of a motor vehicle, in which the water box housed inside the expansion tank is maintained by the assembly of the tank with the hollowed plate through which extend the ends of the tubes. Ribs are interposed between the water box and the expansion tank. Said ribs depend, for instance, from the expansion tank.
    Type: Grant
    Filed: June 13, 1979
    Date of Patent: September 15, 1981
    Assignee: Societe Anonyme Francaise du Ferodo
    Inventors: Patrick Cadars, Bruno Hellouin di Cenival