Patents by Inventor Peter E. Harding

Peter E. Harding 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).

  • Retracting rocker unit
    Patent number: 4947018
    Abstract: A retracting rocker unit comprises a base 10 mounting a linkage 12 and a power unit 14 which cooperates with the linkage to move a welding electrode of clamping jaw from the position shown initially vertically and then to the right.
    Type: Grant
    Filed: September 21, 1989
    Date of Patent: August 7, 1990
    Assignees: Harcross Engineering (Barnstaple) Limited, William H. Cooley, Ralph Hart
    Inventors: William H. Cooley, Ralph Hart, Peter E. Harding
  • Lubrication of rack and pinion apparatus
    Patent number: 4584893
    Abstract: A rack and pinion apparatus has lubrication for the rack (14) provided by a split bush (20) of graphite or other solid lubricant. The bush is pressed into contact with the surface of the rack by means of a circumferential spring (22), a sealing lip (23) being provided between the spring (22) and the bush (20) to seal the interior of the apparatus against dust and other foreign matter. The graphite lubricates not only the bearing surfaces (15 and 16) for the rack (14) but also the teeth on the rack and the pinion (11).
    Type: Grant
    Filed: March 11, 1983
    Date of Patent: April 29, 1986
    Assignee: Harcross Engineering (Barnstaple) Ltd.
    Inventors: Peter E. Harding, Richard G. Symes