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. 10, 2023
Filed:
Jun. 24, 2020
Applicant:
Audi Ag, Ingolstadt, DE;
Inventor:
Thomas Hoffmann, Riedenburg, DE;
Assignee:
AUDI AG, Ingolstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28F 27/02 (2006.01); F01P 7/16 (2006.01); F01P 5/10 (2006.01); H02K 9/19 (2006.01); B60K 11/02 (2006.01); F01P 7/14 (2006.01);
U.S. Cl.
CPC ...
F28F 27/02 (2013.01); B60K 11/02 (2013.01); F01P 5/10 (2013.01); F01P 7/161 (2013.01); H02K 9/19 (2013.01); F01P 2005/105 (2013.01); F01P 2007/146 (2013.01); F28F 2250/08 (2013.01);
Abstract
A coolant circuit for a drive device. It includes a first coolant sub-circuit and a second coolant sub-circuit, in each of which a device to be temperature-controlled is arranged and which are fluidically connected to one another via at least one connecting valve, wherein at least one coolant pump is provided in each of the two coolant sub-circuits, which is designed in at least one of the coolant sub-circuits as a fluid pump having variable delivery direction. The disclosure furthermore relates to a method for operating a coolant circuit for a drive device.