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:
Feb. 17, 2009
Filed:
Jul. 14, 2004
Kiyoshi Omori, Tokyo, JP;
Hidekazu Seto, Tokyo, JP;
Takashi Aoyama, Tokyo, JP;
Hitoshi Taniguchi, Kanagawa, JP;
Kiyoshi Omori, Tokyo, JP;
Hidekazu Seto, Tokyo, JP;
Takashi Aoyama, Tokyo, JP;
Hitoshi Taniguchi, Kanagawa, JP;
Sony Corporation, , JP;
Abstract
The present invention relates to a disc drive apparatus capable of preventing skew or wobble from occurring when a spindle motor is attached to a base. The disc drive apparatus according to the present invention comprises: a turntablewhich holds an optical disc; a spindle motor which rotatively drives the turntable; an optical pick-upwhich writes/reads signals on or from the optical disc; guide shaftsandwhich slidably supports the optical pick-upin the radial direction of the optical disc, and a baseto which a spindle motorand both end portions of each of the guide shaftsand, wherein the spindle motoris attached to the basethrough a spacer memberwhich performs positioning of the turntablein the vertical direction thereof relative to the base