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. 04, 2025
Filed:
Apr. 24, 2023
Dr. Ing. H.c. F. Porsche Aktiengesellschaft, Stuttgart, DE;
Florian Braunbeck, Bietigheim-Bissingen, DE;
Tobias Engelhardt, Stuttgart, DE;
Patrick Knecht, Stuttgart, DE;
Johannes Lange, Dettenheim, DE;
Peter Wurster, Wiggensbach, DE;
Dr. Ing. h. c. F. Porsche AG, Stuttgart, DE;
Abstract
A rotor () of an electric motor () has a rotor body () with a rotor shaft receptacle opening () for receiving a rotor shaft (), and a rotor sheath () is on the rotor body () outward of the rotor shaft receptacle opening (). Magnetic field-inducing components () are arranged in the rotor body (). The rotor body () further has first and second end faces () facing away from one another. The rotor () also includes a cooling device () with a supply channel (), a drainage channel () and cooling channels () formed in the rotor body () between the rotor shaft receptacle opening () and the rotor sheath (). The cooling channels () are arranged adjacent to the magnetic field-inducing components (). A method for manufacturing a rotor having a cooling device also is provided.