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. 03, 2009
Filed:
Oct. 25, 2005
Applicants:
Young Son, Yongin-si, KR;
Jeong-seok Koh, Yongin-si, KR;
Joo-young Kwak, Seoul, KR;
Jae-hyuk Han, Seoul, KR;
Inventors:
Young Son, Yongin-si, KR;
Jeong-seok Koh, Yongin-si, KR;
Joo-young Kwak, Seoul, KR;
Jae-hyuk Han, Seoul, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 32/06 (2006.01); G11B 17/02 (2006.01); H02K 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spindle motor structure including a spindle motor installed on a base and having a hydrodynamic bearing supporting a shaft to be capable of rotating using hydrodynamic pressure and a driving source rotating the shaft using an electromagnetic force. A circuit board is installed to face the base and supplies driving power to the driving source. A heater is installed on the circuit board at a position facing the hydrodynamic bearing and heats the hydrodynamic bearing.