Patents by Inventor Horst Bock

Horst Bock 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).

  • Transmission with hydrodynamic torque converter and retarder
    Patent number: 4191072
    Abstract: A transmission which includes a hydrodynamic torque converter provided in the input side of a stepped gear transmission shiftable under load. The stator of a retarder is connected directly to a housing cover and a counterpressure valve, a lubrication pressure valve and a further valve for controlling the flow of the hydrodynamic unit and of the retarder are provided on this housing cover as well.
    Type: Grant
    Filed: December 14, 1977
    Date of Patent: March 4, 1980
    Assignee: Zahnradfabrik Friedrichshafen AG
    Inventors: Friedrich J. Ehrlinger, Horst Bock