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. 26, 2024
Filed:
Nov. 30, 2021
GM Global Technology Operations Llc, Detroit, MI (US);
Anthony Michael Coppola, Rochester Hills, MI (US);
Alireza Fatemi, Canton, MI (US);
Derek Frei Lahr, Howell, MI (US);
Kestutis A. Sonta, Troy, MI (US);
Alan G. Holmes, Warren, MI (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A rotor assembly for a permanent magnet motor includes a first assembly including a first plurality of laminations and a second assembly including a second plurality of laminations. The first assembly is located radially inside of the second assembly. The first assembly and the second assembly define a first opening therebetween. First and second permanent magnets are located in the first opening. Polymeric material surrounds the first and second permanent magnets in the first opening. An outer layer surrounds the rotor assembly.