Patents by Inventor Robert A. Shaw, Sr.

Robert A. Shaw, Sr. 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: 4558583
    Abstract: A mobile pipe bending carriage, for storing and transporting bending equipment used in making radius bends in pipe, conduit, tubing and the like, having a mobile carriage structure with:(1) mounting attachment means for mounting thereon any one of various makes of conventional three-point bending frame assemblies, in a stationary, vertical, operating position;(2) rack means for storing different sized bending shoes;(3) swivel-type casters for mobility;(4) leveling means for stability during bending operations;(5) cradle means for mounting a hydraulic pump, an electric motor and a locker for the storage of small tools and accessories used in bending operations;(6) a detachable leveling clamp, used with the bending frame assembly, for accurately gauging and aligning the bending of pipe, conduit, tubing and the like.
    Type: Grant
    Filed: February 7, 1984
    Date of Patent: December 17, 1985
    Inventors: Robert A. Shaw, Sr., Robert A. Shaw, Jr.