Patents by Inventor Roland Eisenkolb

Roland Eisenkolb 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).

  • Sealed rolling element bearing
    Patent number: 4526485
    Abstract: A rolling element bearing has annular seals between the races for preventing entry of dirt into the lubricant space. The seals are held to one of the races, and have weakened portions on at least one location about their periphery to enable excess pressure within the lubricant chamber to escape.
    Type: Grant
    Filed: October 15, 1979
    Date of Patent: July 2, 1985
    Assignee: SKF Kugellagerfabriken GmbH
    Inventors: Dietmar Frase, Roland Eisenkolb, Heinz Kiener, Guter Harant