Patents by Inventor Erwin Bock

Erwin Bock 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).

  • Method and device for straightening elongated drawn round stock
    Patent number: 4356715
    Abstract: Method for straightening elongated drawn round stock, which includes simultaneously advancing the stock in the longitudinal direction, rotating the stock about the longitudinal axis thereof and deflecting the stock from a straight line exceeding the yield point thereof in a straightening arc, and subjecting the surface of the stock to friction forces acting in the longitudinal direction during the deflection.
    Type: Grant
    Filed: September 11, 1980
    Date of Patent: November 2, 1982
    Assignee: Schumag GmbH
    Inventors: Erwin Bock, Walter Wetzels