Patents by Inventor Hans Georg Zeller

Hans Georg Zeller 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).

  • Apparatus for regulating the fuel-air mixture delivered to an internal combustion engine
    Patent number: 4100897
    Abstract: An apparatus including a carburetor having a fixed venturi is utilized for regulating the fuel-air mixture delivered to an internal combustion engine. The apparatus includes at least one orifice defining structure, a fuel chamber and a throttle device. The throttle device is connected to the fuel chamber and to the orifice defining structure and is fuel actuatable for varying the cross-sectional flow area of the orifice in accordance with parameters characterizing the operational behavior of the engine.
    Type: Grant
    Filed: November 2, 1976
    Date of Patent: July 18, 1978
    Assignee: Robert Bosch GmbH
    Inventors: Johannes Brettschneider, Gerhard Bertling, Hans Georg Zeller