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:
Jan. 14, 2014
Filed:
Jun. 21, 2011
Applicants:
Young Sun Yoo, Gyunggi-do, KR;
Yun Yeong Park, Gyunggi-do, KR;
Ho Jun Yoo, Gyunggi-do, KR;
Inventors:
Assignee:
Samsung Electro-Mechanics Co., Ltd., Gyunggi-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 5/16 (2006.01); H02K 7/11 (2006.01); F16C 32/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a spindle motor including: a sleeve rotatably supporting a shaft; a sleeve holder supporting the sleeve and formed through a pressing process; a stator core fixedly mounted on an outer circumferential surface of the sleeve holder; and a pulling magnet fixedly mounted on an upper surface of the stator core, wherein the stator core includes a burr insertion stepped part formed in a lower portion of an inner diameter portion thereof.