Disk device

Details Disk device Disk device

2008-05-27

2008-05-27

Klimowicz, William J (Department: 2627)

Dynamic optical information storage or retrieval

Dynamic mechanism optical subsystem

Optical storage medium support

C720S706000, C720S709000, C720S713000

Reexamination Certificate

active

10570120

ABSTRACT:
A disk drive comprising a turntable10which has a ring-like disk receiving surface11on which a disk40is placed, a disk holding mechanism20which holds the disk40on the turntable10, a disk-retaining abutment member30which has projections34and35provided at an outer periphery of the hole31and projecting toward the turntable10, and a moving mechanism which allows the disk-retaining abutment member30and the turntable10to relatively approach each other and separate from each other, wherein the projections34and35are formed by a first deformed portion formed at a position opposed to the disk receiving surface11and a second deformed portion formed at a location closer to an inner peripheral side than the disk receiving surface11, the projection34or35formed by the second deformed portion most projects toward the turntable10.

REFERENCES:
patent: 6151285 (2000-11-01), Watanabe et al.
patent: 6799324 (2004-09-01), Takagi et al.
patent: 2002/0044522 (2002-04-01), Inata et al.
patent: 2002/0067687 (2002-06-01), Kato
patent: 2002/0150027 (2002-10-01), Kato
patent: 2002-74797 (2002-03-01), None
patent: 2003-178503 (2003-06-01), None

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