Patents by Inventor Manfred Wurch

Manfred Wurch 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).

  • Patent number: 6050571
    Abstract: A sealing arrangement for a bearing bushing (1), particularly for a rolling bearing-mounted pin (6) of a cardan joint, said sealing arrangement comprising a rotary shaft seal (8) fixed against rotation on the bearing bush (1) by an armoring (3) and bearing sealingly against the pin (6) with a sealing lip (9), an armored fore-seal (5) disposed in front of the rotary shaft seal (8) and secured against rotation on the pin (6) while being supported on an end face (12) of the bearing bushing (1) wherein the rotary shaft seal (8) is made in one-piece with a rubber packing (15) of a sealing material extending towards the open end of the bearing bush (1) and forming a sealing lip (16) which is supported on an armoring (18) of the fore-seal (5).
    Type: Grant
    Filed: January 14, 1998
    Date of Patent: April 18, 2000
    Assignee: Ina Walzlager Schaeffler oHG
    Inventors: Guido Rieder, Siegfried Gotz, Manfred Wurch, Martin Kruppa