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:
Jan. 16, 2024

Filed:

Sep. 29, 2021
Applicant:

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

Inventors:

Chengwu Duan, Shanghai, CN;

Jian Yao, Shanghai, CN;

Alireza Fatemi, Canton, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/24 (2006.01); H02K 1/20 (2006.01); H02K 1/14 (2006.01); H02K 15/02 (2006.01); H02K 9/19 (2006.01);
U.S. Cl.
CPC ...
H02K 1/20 (2013.01); H02K 1/14 (2013.01); H02K 9/19 (2013.01); H02K 15/022 (2013.01); H02K 21/24 (2013.01);
Abstract

A stator assembly for an axial flux motor includes a heat exchanger jacket configured to circulate a heat transfer liquid. A stator also includes a plurality of stator cores each having a conductive winding, an electrically insulating material disposed over at least a portion of the conductive wire winding, and a molded soft magnetic composite (SMC) material. The heat exchanger jacket is disposed circumferentially around at least a portion of a perimeter of the stator. Each stator core defines a peripheral surface configured to contact the heat exchanger jacket and at least a portion of the peripheral surface is defined by the molded soft magnetic composite (SMC) material. Methods of making a molded soft magnetic composite (SMC) material stator core are also provided.


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