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:
Nov. 01, 2016

Filed:

Dec. 17, 2013
Applicant:

Lg Innotek Co., Ltd., Seoul, KR;

Inventor:

Bong Bae Kong, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01);
U.S. Cl.
CPC ...
H02K 1/274 (2013.01); H02K 1/278 (2013.01); H02K 2201/06 (2013.01);
Abstract

A rotor of a motor includes a first rotor that includes a first rotor core and a plurality of first magnets that are coupled to an outer circumferential surface of the first rotor core, a second rotor that includes a second rotor core and a plurality of second magnets that are coupled to an outer circumferential surface of the second rotor core, and a third rotor that is stacked between the first rotor and the second rotor and includes a third rotor core and a plurality of third magnets that are coupled to an outer circumferential surface of the third rotor core, wherein magnetic fluxes of the plurality of third magnets are less than magnetic fluxes of the plurality of first magnets or second magnets.


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