Patents by Inventor Willi Dettinger

Willi Dettinger 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).

  • Piston pump
    Patent number: 4527957
    Abstract: A piston pump has suction and pressure valves, a valve through-chamber extending between the valves, a working chamber with a piston reciprocal therein, and a force-transmitting chamber communicating with the working chamber and accommodating a force-transmitting medium, wherein the valve through-chamber and the force-transmitting chamber are formed as parts of a common chamber and located adjacent to one another.
    Type: Grant
    Filed: December 16, 1983
    Date of Patent: July 9, 1985
    Assignee: URACA Pumpenfabrik GmbH & Co. KG
    Inventors: Willi Dettinger, Hugo Fries