Patents by Inventor Peter M. Colton

Peter M. Colton 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).

  • Rotary cutter heads
    Patent number: 4449556
    Abstract: In a rotary cutter block a blade is clamped in an inwardly divergent recess by a wedge. A spring positioned between the cutter block and the wedge takes up any slack when the wedge is loosened thereby eliminating the need for operator manipulation of the wedge, blade and optional backing plate for the blade during setting of the blade. Also provided is a cam means for incrementally adjusting the blade outwardly of the cutter block.
    Type: Grant
    Filed: September 28, 1982
    Date of Patent: May 22, 1984
    Assignee: Wadkin plc
    Inventor: Peter M. Colton