Patents by Inventor Karl-Fr. Woersdorfer

Karl-Fr. Woersdorfer 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).

  • Disc brake
    Patent number: 5099961
    Abstract: An improved disc brake which avoids brake noises. Mass is added to one or both of the brake housing and the brake carrier to preclude the natural frequencies of several components from coinciding, thereby preventing noise in that resonant frequency.
    Type: Grant
    Filed: January 19, 1990
    Date of Patent: March 31, 1992
    Assignee: Alfred Teves GmbH
    Inventors: Ludwig Dreilich, Thomas Egerer, Karl-Fr. Woersdorfer