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. 03, 2025
Filed:
Jan. 11, 2023
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 11/40 (2016.01);
U.S. Cl.
CPC ...
H02K 11/40 (2016.01);
Abstract
An alternating current motor system includes a motor frame, a rotor including a rotor shaft, a stator including multi-phase AC stator windings, a power inverter producing a multi-phase AC voltage coupled to the multi-phase AC stator windings and at least one ohmic connection between the rotor shaft and the motor frame including a conductive fluid.