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.
Patent No.:
Date of Patent:
Mar. 01, 2016
Filed:
Nov. 09, 2012
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventors:
Jung Keun Kim, Seoul, KR;
Dong Geun Chang, Seoul, KR;
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01); F16C 41/00 (2006.01); H02K 11/00 (2006.01); G01L 3/10 (2006.01);
U.S. Cl.
CPC ...
G01B 7/30 (2013.01); F16C 41/007 (2013.01); H02K 11/0021 (2013.01); G01L 3/104 (2013.01);
Abstract
Disclosed is a sensing magnet apparatus for an motor, the apparatus including a disk-shaped plate centrally inserted by a rotation shaft, a ring-shaped sensing magnet so installed as to surface-contact an upper surface of the plate, formed at a position near to a periphery with a main magnet, and formed at a position near to a through hole with a sub magnet, and a separation inhibition unit physically coupling the plate and the sensing magnet to maintain the coupled state between the plate and the sensing magnet.