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:
Apr. 23, 2024

Filed:

Dec. 09, 2021
Applicant:

Ford Global Technologies, Llc, Dearborn, MI (US);

Inventors:

Chuan Deng, Nanjing, CN;

Guohua Du, Nanjing, CN;

Yigang Yuan, Nanjing, CN;

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02K 3/12 (2006.01); H02K 1/16 (2006.01); H02K 3/28 (2006.01); H02K 3/48 (2006.01);
U.S. Cl.
CPC ...
H02K 3/12 (2013.01); H02K 1/165 (2013.01); H02K 3/28 (2013.01); H02K 3/48 (2013.01);
Abstract

An electric machine stator includes a stator core having annular stator laminations arranged in a stack with each lamination includes a plurality of stator teeth, adjacent teeth defining corresponding tooth slots on an inner periphery. Each stator tooth slot includes a winding area and an opening area leading to the inner periphery and including a first side and a second side. The first side and the second side each have an inner and outer tooth top, the inner and outer tooth top of the first side and the inner and outer tooth top of the second side are respectively symmetrical with respect to a center line of the opening area, and the first side and the second side are asymmetric with respect to the center line.


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