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:
Dec. 07, 2010
Filed:
Nov. 19, 2008
Euihyun Kim, Suwon, KR;
Iinam Kang, Inchon, KR;
Euihyun Kim, Suwon, KR;
IInam Kang, Inchon, KR;
Samhongsa Co., Ltd., Seoul, KR;
Abstract
Provided is a spindle motor on which an optical disc is put, rotated and operated. The spindle motor includes a rotor, a stator, a stop washer, and a cap. The cap is put on a thrust supporter that supports a rotation shaft of the rotor, and the cap is pressed into a bearing housing and is closely attached to the bearing housing so that the cap can be easily, closely attached to the bearing housing and due to a press fit force, the cap can be coupled to the bearing housing without formation of a gap between the bearing and the bearing housing and leakage of oil can be prevented, and a press fit force of the bearing and a press fit force of the cap itself act on the cap so that the cap can be prevented from upward separation from the bearing housing.