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. 16, 2019

Filed:

Jul. 14, 2016
Applicant:

Bergstrom, Inc., Rockford, IL (US);

Inventors:

Kuilin Yang, Changzhou, CN;

Lei Wang, Changzhou, CN;

Gengxiang Li, Changzhou, CN;

Assignee:

Bergstrom, Inc., Rockford, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/00 (2006.01); H02K 3/52 (2006.01); H02K 3/28 (2006.01);
U.S. Cl.
CPC ...
H02K 3/522 (2013.01); H02K 3/28 (2013.01); H02K 2203/03 (2013.01); H02K 2203/06 (2013.01); H02K 2211/03 (2013.01); H02K 2213/03 (2013.01);
Abstract

A brushless motor includes a stator core having a plurality of tooth portions; a lower insulating bobbin connected to a lower face of the stator core, the lower insulating bobbin having a plurality of lower slot insulation portions each corresponding to a respective tooth portion; and an upper insulating bobbin connected to an upper face of the stator core, the upper insulating bobbin having a plurality of upper slot insulation portions each corresponding to a respective tooth portions such that the upper slot insulation portions, the tooth portions, and the lower slot insulation portions define a plurality of coil wound portions. The plurality of coil wound portions includes at least one group of coil wound portions with each group having first to sixth coil wound portions. All of the coil wound portions of all groups are wound by a single lead wire.


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