Patents by Inventor William G. Curry

William G. Curry 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).

  • Lightweight fan
    Patent number: 4050847
    Abstract: A fan blade, secured to an arm of the fan, extends radially outwardly beyond the arm and is secured to the arm by a plurality of rivets, a continuous circular rib being formed about the radially outermost rivet, the rib comprising on one side of the blade a groove having a depth and a cross-sectional radius equal to the blade material thickness.
    Type: Grant
    Filed: August 30, 1976
    Date of Patent: September 27, 1977
    Assignee: Fram Corporation
    Inventors: Gordon R. A. New, William G. Curry