Patents by Inventor Charles J. Arbogast

Charles J. Arbogast 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).

  • Patent number: 4177525
    Abstract: An improved construction and method of making an artificial foot characterized by a rigid keel portion comprising a molded plastic material having a metal reinforcing strip imbedded within said plastic keel portion near the lower surface thereof. This keel portion is surrounded by a typical flexible foamed plastic material molded to said keel to form the outer surface of the foot. Preferably the reinforcing strip includes a metal receiver fixed to the strip and also is imbedded within the rigid keel to receive connecting means to attach the foot to the remainder of the prosthetic leg portion.
    Type: Grant
    Filed: November 9, 1977
    Date of Patent: December 11, 1979
    Assignee: Ohio Willow Wood Co., Inc.
    Inventors: Charles J. Arbogast, Robert E. Arbogast