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. 27, 2005
Filed:
Nov. 08, 2004
Tatsuhide Inoue, Kyoto, JP;
Tomohiro Hasegawa, Kyoto, JP;
Masaaki Kuroki, Kyoto, JP;
Kiyoyuki Shimizu, Maebashi, JP;
Mitsuhiro Kurino, Kodaira, JP;
Yoichi Sekii, Kyoto, JP;
Hironori Ando, Kyoto, JP;
Naohisa Horio, Kyoto, JP;
Tatsuhide Inoue, Kyoto, JP;
Tomohiro Hasegawa, Kyoto, JP;
Masaaki Kuroki, Kyoto, JP;
Kiyoyuki Shimizu, Maebashi, JP;
Mitsuhiro Kurino, Kodaira, JP;
Yoichi Sekii, Kyoto, JP;
Hironori Ando, Kyoto, JP;
Naohisa Horio, Kyoto, JP;
Nidec Corporation, Kyoto, JP;
Abstract
In the present invention, to reduce the noise of a spindle motor, a bush member is interposed between a base plate and an FDB unit. The base plate is a base of the spindle motor and of which a case of a hard disk drive is consisted. The FDB unit is a bearing unit which has a shaft, a sleeve having an inner peripheral surface opposed to an inner peripheral surface of the shaft, and a bearing housing formed integrally with the sleeve.