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.

Date of Patent:
Nov. 14, 2023

Filed:

Aug. 29, 2019
Applicant:

Audi Ag, Ingolstadt, DE;

Inventors:

Arthur Waldau, Eichstätt, DE;

Marcus Schiele, Nördlingen, DE;

Assignee:

AUDI AG, Ingolstadt, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 1/02 (2006.01); B60L 5/20 (2006.01); B60K 17/356 (2006.01);
U.S. Cl.
CPC ...
B60L 5/20 (2013.01); B60K 1/02 (2013.01); B60K 17/356 (2013.01); B60L 2220/42 (2013.01); B60L 2240/423 (2013.01); B60L 2240/80 (2013.01);
Abstract

A method and a drive control device for operating at least two electric drive machines in the event of a change in load of a vehicle. A first torque can be transferred to at least one wheel of a first vehicle axle by a first electric drive machine, and a second torque can be transferred to at least one wheel of a second vehicle axle by a second electric drive machine. Each torque is defined by an amount and by a direction. In the method, it is determined whether a change in load is pending within a first defined timeframe and, if this is affirmed, the second torque is set for a second definable timeframe with a direction which is set opposite a current direction of the first torque.


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