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.

Date of Patent:
Feb. 27, 2024

Filed:

Jul. 14, 2021
Applicant:

GM Global Technology Operations Llc, Detroit, MI (US);

Inventors:

Alireza Fatemi, Canton, MI (US);

Mohammad F. Momen, Rochester Hills, MI (US);

Thomas W. Nehl, Shelby Township, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/14 (2006.01); H02K 1/16 (2006.01); H02K 3/12 (2006.01);
U.S. Cl.
CPC ...
H02K 1/165 (2013.01); H02K 1/146 (2013.01); H02K 3/12 (2013.01); H02K 2201/06 (2013.01);
Abstract

An electric machine includes a housing, a rotor rotatably mounted to the housing, and a stator mounted to the housing about the rotor. The stator includes a stator body formed from a plurality of laminations. The plurality of laminations include an outer annular surface defining a radius, an inner annular surface spaced from the rotor, and a plurality of radially inwardly extending stator teeth spaced one from another by plurality of gaps. Each of the plurality of gaps extend along the radius and include an opening exposed at the inner annular surface. The opening has a first side portion and a second side portion each extending at an angle relative to the radius.


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