Patents by Inventor Philip G. Byrd

Philip G. Byrd 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).

  • Machine for flattening the internal bead of welded tubing
    Patent number: 4353236
    Abstract: A machine for removing the internal bead of longitudinal seam welded tubing by flattening includes a mandrel to be positioned within the tubing, an external hammer which includes a vertically oscillating roller which hammers the outside of the tubing opposite the weld so as to force the mandrel against the bead to flatten it and a second roller which serves as an anvil to restrain and shape the external surface of the tube including the weld to prevent the tubing from being deformed.
    Type: Grant
    Filed: December 3, 1980
    Date of Patent: October 12, 1982
    Inventor: Philip G. Byrd