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. 07, 2022
Filed:
Jul. 06, 2020
Dr. Ing. H.c. F. Porsche Aktiengesellschaft, Stuttgart, DE;
Stefan Oechslen, Stuttgart, DE;
Dr. Ing. h. c. F. Porsche AG, Stuttgart, DE;
Abstract
An electric machine () has a rotor () and a stator (). The rotor () has a rotor shaft () and a rotor laminated core (). The stator () has a housing () with a housing cover () and a stator laminated core (). The rotor shaft () is mounted rotatably in the housing () via bearings (). Each bearing () has a bearing inner ring () that bears against the rotor shaft (), and a bearing outer ring () that bears against the housing (). Sections () of the housing () against which the respective bearing outer ring () bears are formed from a light metal alloy material or a light metal material that has a transformed material structure such that the housing () is of electrically insulating configuration in these sections ().