Patents by Inventor Siegfried Schiemann

Siegfried Schiemann 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).

  • Lubricating device
    Patent number: 4120541
    Abstract: A lubricating device for use in a rolling bearing having a lubricating supply disk rotating within a narrow space forming a communicating channel to the rolling bearing surfaces, and a retaining ring mounted in a non-rotating manner about the disk to form the narrow space communicating channel.
    Type: Grant
    Filed: October 20, 1977
    Date of Patent: October 17, 1978
    Assignee: SKF Kugellagerfabriken GmbH
    Inventor: Siegfried Schiemann