Patents by Inventor Philippe Shuttler

Philippe Shuttler 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).

  • Process and device for regulating the rotation speed in neutral of a controlled ignition engine equipped with intermittently functioning accessories
    Patent number: 4697562
    Abstract: According to this process, during the starting and stopping of at least one accessory device (12) that causes a sudden variation in the resisting torque, signals controlling the starting and the stopping of the accessory device (12) are detected, and the control of the accessory device (12) is temporarily delayed by said control signals. There is controlled, for a first predetermined time period (T.sub.1), an increase in the airflow of the engine in response to the detection of a signal controlling the starting of the accessory device, and for a second predetermined time period (T.sub.3), a decrease in the airflow in response to the detection of a signal controlling the stopping of the accessory device. The starting and the stopping respectively of the accessory device (12) are controlled approximately at the end of the predetermined periods.
    Type: Grant
    Filed: December 4, 1986
    Date of Patent: October 6, 1987
    Assignee: Regie Nationale des Usines Renault
    Inventors: Yves Boccadoro, Philippe Shuttler