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:
Jun. 07, 2011

Filed:

Apr. 23, 2007
Applicants:

Hyun-hun Shin, Seoul, KR;

Jun-ho Ahn, Seoul, KR;

Jae-yoon OH, Gyeonggi-Do, KR;

Dal-ho Cheong, Seoul, KR;

Inventors:

Hyun-Hun Shin, Seoul, KR;

Jun-Ho Ahn, Seoul, KR;

Jae-Yoon Oh, Gyeonggi-Do, KR;

Dal-Ho Cheong, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A rotor of an electric motor includes lamination core formed by laminating a plurality of individual cores, and at least one pair of magnet members that generate rotating torque by electromagnetic interaction with a stator, are provided at the lamination core such that a magnetic sensor can sense magnetic flux, and have magnetic poles opposite to each other, such that a position of the rotor of the electric motor can be accurately detected and a process of manufacturing the electric motor can be simplified.


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