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:
Jun. 17, 2025
Filed:
Feb. 02, 2023
Applicant:
Audi Ag, Ingolstadt, DE;
Inventor:
Roman Straßer, Gaimersheim, DE;
Assignee:
AUDI AG, Ingolstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 5/14 (2006.01); H01R 39/38 (2006.01); H01R 39/59 (2006.01); H01R 39/60 (2006.01);
U.S. Cl.
CPC ...
H02K 5/148 (2013.01); H01R 39/381 (2013.01); H01R 39/59 (2013.01); H01R 39/60 (2013.01);
Abstract
An externally excited electric machine comprises a rotor as well as a contact device having at least one sliding contact element positioned against a contact segment of the rotor for transmitting an exciter current, wherein the sliding contact element is integrated in an electromagnetic actuator, by which it can be controlled to move between a position lying against the contact segment and a position spaced apart from it.