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:
Jan. 19, 2010
Filed:
Oct. 05, 2006
Michael Zillmer, Sickte, DE;
Ekkehard Pott, Gifhorn, DE;
Matthias Holz, Lehre, DE;
Marc Hladun, Braunschweig, DE;
Michael Zillmer, Sickte, DE;
Ekkehard Pott, Gifhorn, DE;
Matthias Holz, Lehre, DE;
Marc Hladun, Braunschweig, DE;
Volkswagen Aktiengesellschaft, Wolfsburg, DE;
Abstract
A hybrid drive unit () for a motor vehicle with an internal combustion engine () and at least one electric machine () optionally operable as a motor or as a generator, has a charge air compressor () for compression of combustion air supplied to the internal combustion engine () and a charge air cooler () for cooling the combustion air. The hybrid drive unit () has a low-temperature cooling circuit () carrying a liquid coolant and is designed separately from a high-temperature cooling circuit of the internal combustion engine () and has a heat exchanger () for cooling the coolant, whereby the low-temperature cooling circuit () includes the charge air cooler () and the electric machine () and/or electronic components () allocated to the electric machine ().