Patents by Inventor Andrzej Adamowicz

Andrzej Adamowicz 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).

  • Hydrostatic transmission control system
    Patent number: 4215546
    Abstract: A hydrostatic transmission control system including a variable displacement pump driving a constant displacement motor arranged in a hydraulic circuit having a controlled by-pass valve interconnected for positioning the pump swash plate in two established positions corresponding respectively to a stand still position or a full speed position of the motor. A thermosensitive element is coupled to the valve control spool for bypassing the flow of the pump in the event of motor jamming.
    Type: Grant
    Filed: August 24, 1978
    Date of Patent: August 5, 1980
    Assignee: Kombinat Typowych Elementow Hydrauliki Silowej "Pszl-Hydral"
    Inventors: Aleksander Hager, Ryszard Zajaczkowski, Andrzej Adamowicz