Patents by Inventor Jean Chabrol

Jean Chabrol 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).

  • Power transfer circuit
    Patent number: 4223313
    Abstract: In a robot, the transmission of electrical power and signals is effected without contact at a joint position, either by using a magnetic coupling provided by means of a transformer formed by windings housed in ferrite cores, or by capacitive coupling obtained by means of two capacitors formed by annular surfaces facing each other, the two cores or the two plates being at a predetermined spacing so that one part of the robot is able to turn by more than 360.degree. around an axis relative to another part without any limit on rotation.
    Type: Grant
    Filed: October 10, 1978
    Date of Patent: September 16, 1980
    Assignee: Regie Nationale des Usines Renault
    Inventor: Jean Chabrol