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:
Dec. 19, 2017

Filed:

Nov. 04, 2015
Applicant:

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

Inventors:

Edward L. Kaiser, Orion, MI (US);

Peter J. Savagian, Bloomfield Hills, MI (US);

Khwaja M. Rahman, Troy, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/12 (2006.01); H02K 15/03 (2006.01); H02K 1/27 (2006.01); H02K 1/24 (2006.01);
U.S. Cl.
CPC ...
H02K 15/03 (2013.01); H02K 1/2766 (2013.01); H02K 1/246 (2013.01);
Abstract

An improved rotor assembly configured for magnets with differing lengths, and methods and systems for manufacturing the same. The rotor assembly may be created by selectively creating first and second tabs extending into apertures of lamination sheets. The first and second tabs may be selectively removed, depending on the different magnet lengths and the specific lamination sheet, according to one of a first finishing schedule and a second finishing schedule. The lamination sheets are stacked with any remaining first and second tabs, and other features, aligned.


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