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:
Apr. 18, 2006
Filed:
Jun. 21, 2004
Roland Cäsar, Stuttgart, DE;
Jan Gartner, Stuttgart, DE;
Steffen Geiger, Tübingen, DE;
Klaus Harm, Stuttgart, DE;
Jürgen Wertenbach, Fellbach, DE;
Roland Cäsar, Stuttgart, DE;
Jan Gartner, Stuttgart, DE;
Steffen Geiger, Tübingen, DE;
Klaus Harm, Stuttgart, DE;
Jürgen Wertenbach, Fellbach, DE;
DaimlerChrysler AG, Stuttgart, DE;
Abstract
In an air-conditioning system for a motor vehicle having an integrated heat pump for cooling and heating, in which refrigerant is circulated and which allows heat exchange with the incoming air for the interior compartment of the motor vehicle, the heat transfer is effected either directly, by means of a refrigerant/air heat exchanger through which the air for the interior compartment is conducted, or by means of a secondary refrigerant circuit, which includes two expansion devices and three heat exchangers provided in the refrigerant circuit of the system.