Patents by Inventor James M. Vancalbergh

James M. Vancalbergh 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: 4653371
    Abstract: A work holder for vertical band saws wherein a moving blade is laterally translated through a work table slot. The work holder includes a fixed reference member mounted on the table transversely disposed to the table slot and intersected by the blade. A clamp mounted upon the work table in alignment with the slot bridges the slot and saw blade path of movement holding the workpiece against the reference member permitting firm retention of the workpiece adjacent the blade to permit small pieces to be accurately severed.
    Type: Grant
    Filed: August 22, 1985
    Date of Patent: March 31, 1987
    Inventor: James M. Vancalbergh