Patents by Inventor Bernd Kolbl

Bernd Kolbl 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).

  • Radial piston pump
    Patent number: 6202538
    Abstract: A radial piston pump comprising a rotating pump shaft (2), one portion (1) of which is connected to an eccentric ring (4) which is arranged rotationally fast thereon, said radial piston pump further comprising a needle roller bearing arranged on an outer peripheral surface of the eccentric ring (4), pump plungers (13) arranged radially of the pump shaft (2) in a star pattern in a pumping housing supported by end faces on the needle roller bearing, the bearing being configured as a self-contained, inseparable assembled unit in which the eccentric ring (4) is arranged within the needle roller bearing between rims (10, 11) of the needle roller bearing which advantageously reduces the axial design space requirement and simplifies assembly.
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: March 20, 2001
    Assignee: Ina Walzlaber Schaeffler oHG
    Inventors: Klaus Scharinger, Bernd Kolbl