Patents by Inventor Jean-Claude Jaccod

Jean-Claude Jaccod 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).

  • Hydraulic control device, particularly for power steering
    Patent number: 4549468
    Abstract: The slide (61) of an electrohydraulic valve (31) delimits two end chambers (57, 58) respectively fed by a control pressure that is a slave to the open or closed state of one of the two solenoid valves (51, 52) controlled by signals processed by an electronic control (50) and the establishment of a state acts on the slide (61) in direction of a throttling of the delivery which causes a feed channel of the valve (31) and a working line (27, 28) from a pump (1) to communicate with the line (70) for connection with the fluid tank (2).
    Type: Grant
    Filed: February 1, 1984
    Date of Patent: October 29, 1985
    Assignee: Regie Nationale des Usines Renault
    Inventors: Christian Trintignac, Jean-Claude Jaccod