Patents by Inventor Walter R. Heller, Sr.

Walter R. Heller, 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: 5798493
    Abstract: Fixed welding apparatus includes a torch body, a pusher rod, a reverse collet, and a collet. The pusher rod is slidably received within an opening formed through the torch body. A portion of the reverse collet is positioned in an opening formed in the pusher rod. The collet is attached to the torch body and contacts with the reverse collet. The torch body also may include at least one notch formed in its side to receive a retractable arm member, which slidably fits in the notch. The fixed welding apparatus may also include a torch housing, an adjusting knob and shaft, a beveled gear set attached to the shaft, an adjusting screw attached to the gear set, and an indicator block which attaches to the retractable arm.
    Type: Grant
    Filed: May 14, 1996
    Date of Patent: August 25, 1998
    Inventor: Walter R. Heller, Sr.