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:
May. 27, 2008
Filed:
Sep. 03, 2004
Shinichi Wada, Ehime, JP;
Shinichi Wada, Ehime, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A disk drive comprising a turntablewhich has a ring-like disk receiving surfaceon which a diskis placed, a disk holding mechanismwhich holds the diskon the turntable, a disk-retaining abutment memberwhich has projectionsandprovided at an outer periphery of the holeand projecting toward the turntable, and a moving mechanism which allows the disk-retaining abutment memberand the turntableto relatively approach each other and separate from each other, wherein the projectionsandare formed by a first deformed portion formed at a position opposed to the disk receiving surfaceand a second deformed portion formed at a location closer to an inner peripheral side than the disk receiving surface, the projectionorformed by the second deformed portion most projects toward the turntable