The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 22, 2009
Filed:
Dec. 22, 2004
Emmanuel Boudard, Voisins le Bretonneux, FR;
Armel Le Lievre, Montesson, FR;
Mathieu Bartoletti, Paris, FR;
Emmanuel Boudard, Voisins le Bretonneux, FR;
Armel Le Lievre, Montesson, FR;
Mathieu Bartoletti, Paris, FR;
Peugeot Citroen Automobiles SA, Velizy Villacoublay, FR;
Abstract
The invention relates to a control device (D) which is intended to control the temperature of first and second fluids formed by the lubricating oil of the heat engine () of the vehicle and the recirculated exhaust gases respectively. The inventive device (D) comprises a first heat transfer liquid/lubricating oil exchanger () and a second heat-transfer liquid/recirculated exhaust gases exchanger (), said first and second exchangers being connected to the same heat transfer liquid circuit (). Preferably, the heat-transfer liquid circuit () is connected to a heat source or a heat sink () comprising, for example, heat storage means () which can exchange heat with the heat-transfer liquid.