Patents by Inventor J. Richard Auhl

J. Richard Auhl 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).

  • Resistance welding method
    Patent number: 4633054
    Abstract: A resistance welding method, including the steps of contacting electrodes to two parts to be welded together, faying the two parts at a location to be welded, and passing electrical current between the electrodes and through said location, wherein the improvement comprises, on the parts, a roughened surface means for decreasing heat generation where an electrode makes contact and a uniform coating means at the faying location, the coating means performing the function of generating heat to form a nugget without expulsion.
    Type: Grant
    Filed: February 24, 1984
    Date of Patent: December 30, 1986
    Assignee: Aluminum Company of America
    Inventors: Edward P. Patrick, J. Richard Auhl