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:
Apr. 07, 2020
Filed:
Nov. 17, 2017
Applicant:
Audi Ag, Ingolstadt, DE;
Inventor:
Albert Scharlach, Oberdolling, DE;
Assignee:
AUDI AG, Ingolstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/32 (2006.01); H02K 9/00 (2006.01); H02K 15/02 (2006.01); H02K 15/09 (2006.01);
U.S. Cl.
CPC ...
H02K 9/005 (2013.01); H02K 1/32 (2013.01); H02K 15/024 (2013.01); H02K 15/09 (2013.01);
Abstract
An electric machine, with a stator and a rotor. The rotor is provided with a sheet metal packet fixed to the rotor shaft of the electric machine having sheet metal plates stacked in the axial direction of the rotor. The sheet metal packet and at least one short-circuit ring arranged on an axial side of the sheet metal plate form at least one cooling channel for a cooling fluid which extends at least in sections in the radial direction of the rotor.