Patents by Inventor Alfred E. Hardy

Alfred E. Hardy 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: 4570475
    Abstract: A brake shoe resizer characterized as a hydraulically operated die which includes a groove presenting a shape corresponding to the area of the ribs surrounding the openings for the brake shoe anchor pin. Guide and/or stop means are provided for positioning and/or checking purposes during the reworking operation. The latter includes introduction of a guide pin into the openings for the anchor pin and the successive reshaping of each such openings after the selective heating of the areas around the anchor pin openings prior to die or reforming action. The overall assembly further includes structure for reshaping the curvature of the brake shoe, if necessary, and, as well, the spacing between the ribs presented on the brake shoe.
    Type: Grant
    Filed: June 1, 1984
    Date of Patent: February 18, 1986
    Inventors: Robert A. Kerney, Alfred E. Hardy