Patents by Inventor Patrick Claverie

Patrick Claverie 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).

  • Patent number: 6973959
    Abstract: A heat exchanger for cooling motor vehicle exhaust gases, which heat exchanger is to be fitted into an exhaust line of the vehicle and having at least three tubes in contact by way of their outer walls with cooling air, in which the exhaust gases are brought to circulate.
    Type: Grant
    Filed: November 21, 2000
    Date of Patent: December 13, 2005
    Assignee: Peugeot Citroen Automobiles SA
    Inventors: Patrick Claverie, Arnaud Vitel
  • Patent number: 6748736
    Abstract: The invention concerns a cooling device comprising, inside a substantially cylindrical outer casing (2) having a side wall traversed by orifices (3) a first flow path consisting of a tube (16) extending in an axial direction of the cylindrical casing and a second flow path (17) consisting of a plurality of tubes (17a, 17b, 17c) fixed by maintaining means (14a, 14b, 14c, 14d) in substantially parallel arrangements in an axial direction of the cylindrical casing (2), a duct (4) for the intake of exhaust gases, a duct (6) for evacuating exhaust gases and means for dispensing (15a, 15b, 15c, 15d) exhaust gases arranged inside the cylindrical casing (2) to cause the exhaust gases to pass through the first and through the second flow paths. Switching means consisting of a valve controlled (11) for opening and closing one or the other at least of the flow paths (16, 17) enable to cause the gases to pass inside the first flow path (16) with little heat loss or inside the second flow path (1) with high heat loss.
    Type: Grant
    Filed: November 22, 2002
    Date of Patent: June 15, 2004
    Assignee: Peugeot Citroen Automobiles S.A.
    Inventors: Patrick Claverie, Arnaud Vitel