Patents by Inventor Roger O. Gagne

Roger O. Gagne 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).

  • High pressure shaft seal
    Patent number: 4300778
    Abstract: A unitary high pressure shaft seal having an annular floating support element for preventing pressure extrusion of the primary sealing lip by accommodating any relative eccentricity between a moving shaft and a surrounding housing.
    Type: Grant
    Filed: February 7, 1980
    Date of Patent: November 17, 1981
    Assignee: International Packings Corporation
    Inventor: Roger O. Gagne