Patents by Inventor Heinz Roith

Heinz Roith 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).

  • Welding device and method
    Patent number: 4096373
    Abstract: A weld bead is disposed between two workpieces to be welded together by feeding the weld metal to a pool which is advancing relative to the workpieces while supporting the pool of weldment from below with a member which simultaneously serves to maintain the spacing of the workpieces and is preferably composed of tungsten. The support member can be constituted as an electrode. The pool-support member and the burner form a unit which is displaced along the welding gap between the workpieces.
    Type: Grant
    Filed: June 29, 1976
    Date of Patent: June 20, 1978
    Assignee: Linde Aktiengesellschaft
    Inventor: Heinz Roith