Patents by Inventor Walter Robmann

Walter Robmann 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).

  • Toothed-wheel change gear pump for conveyance and a gearbox for transmission oil intermediate storage
    Patent number: 5152190
    Abstract: In a toothed-wheel change gear, a gear pump for the conveyance of transmission oil is arranged in a separate gearbox chamber of a gearbox. Leakage oil flowing out at the gear pump is intermediately stored in the gearbox chamber in a controlled manner.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: October 6, 1992
    Assignee: Mercedes-Benz AG
    Inventors: Gunter Jurgens, Jurgen Pickard, Walter Robmann