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:
Aug. 27, 2013
Filed:
Apr. 17, 2009
Klaus Wittmann, Coburg, DE;
Daniel Neveu, Massy, FR;
Jean Luc Thuez, Fourqueux, FR;
Didier Barat, Les Essarts le Roi, FR;
Klaus Wittmann, Coburg, DE;
Daniel Neveu, Massy, FR;
Jean Luc Thuez, Fourqueux, FR;
Didier Barat, Les Essarts le Roi, FR;
Valeo Systems Thermiques, Le Mesnil Saint Denis Cedex, FR;
Abstract
A heating and air conditioning devicefor an automotive vehicle, including a refrigerant circuitin which a refrigerant circulates between three distinctive unitsexchanging with respective secondary liquid loops. An evaporating unitis dedicated to the evaporation of the refrigerant when operating in a cooling mode. A cooling unitis dedicated to the cooling or condensation of the refrigerant when operating in the cooling mode as well as operating in the heating mode. A reversible unitis dedicated to the evaporation of the refrigerant when operating in the heating mode and dedicated to the cooling or condensation of the refrigerant when operating in the cooling mode.