Patents by Inventor M. Pascal Turquis

M. Pascal Turquis 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 for controlling the valves of an internal combustion engine
    Patent number: 6981475
    Abstract: The present invention pertains to a process and a system for controlling the intake valves of an internal combustion engine comprising at least two valves per cylinder. During the closing of the intake valves of a cylinder, provisions are made for closing a first valve and then for closing a second valve, the time between the closing of the first valve and the closing of the second valve being such that it permits the propagation toward the second valve of at least one overpressure generated in the first port by the closing of the first valve.
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: January 3, 2006
    Assignee: Peugeot Citroen Automobiles SA
    Inventor: M. Pascal Turquis
  • Process for controlling the valves of an internal combustion engine
    Publication number: 20040250780
    Abstract: The present invention pertains to a process and a system for controlling the intake valves of an internal combustion engine comprising at least two valves per cylinder During the closing of the intake valves of a cylinder, provisions are made for closing a first valve and then for closing a second valve, the time between the closing of the first valve and the closing of the second valve being such that it permits the propagation toward the second valve of at least one overpressure generated in the first port by the closing of the first valve.
    Type: Application
    Filed: March 12, 2004
    Publication date: December 16, 2004
    Inventor: M. Pascal Turquis