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:
Nov. 08, 2022
Filed:
Oct. 11, 2018
Applicant:
Volkswagen Aktiengesellschaft, Wolfsburg, DE;
Inventors:
Christopher Kreis, Braunschweig, DE;
Tobias Sachs, Braunschweig, DE;
Sebastian Schmidt-Schäfer, Weinbergen OT Bollstedt, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 5/04 (2006.01);
U.S. Cl.
CPC ...
B62D 5/0463 (2013.01); B62D 5/0403 (2013.01); B62D 5/0493 (2013.01); B62D 5/0484 (2013.01);
Abstract
A steering drive system for a steering system of a transportation vehicle having a first control unit for actuating a first winding circuit of a steering drive motor with a test circuit to make available a defined changing test signal and a second control unit for actuating a second winding circuit of the steering drive motor, wherein a test signal reception circuit of the second control unit receives the test signal, and wherein the second control unit actuates the steering drive motor based on the presence or absence of the test signal.