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:
Nov. 02, 2010
Filed:
Feb. 18, 2004
Armel Le Lievre, Montesson, FR;
Armel Le Lievre, Montesson, FR;
Peugeot Citroen Automobiles SA, Velizy Villacoublay, FR;
Abstract
The invention relates to a method of heating a motor vehicle cabin by means of a circuit () for circulating a cooling fluid for cooling an engine () and including a pump (), an air heater unit (), and a heat exchanger () disposed in an exhaust system () that is also provided with a depollution assembly (). The exhaust gas is directed towards the heat exchanger () or towards a bypass duct () downstream from the depollution assembly () as a function of engine operating conditions, of the outside temperature, of the heating temperature requested in the vehicle cabin, and of the temperature of the engine cooling fluid. The invention applies more particularly to direct injection diesel engines.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile