Plate member for attaching/detaching disk from disk chuck

Details Plate member for attaching/detaching disk from disk chuck Plate member for attaching/detaching disk from disk chuck

1996-03-07

1998-04-07

Renner, Craig A.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specific detail of storage medium support or motion production

369 752, 360 9912, G11B 2504, G11B 17028

Patent

active

057373051

ABSTRACT:
There is provided a disk detaching/attaching unit which reduces a load on a disk and a drive source when detaching or attaching the disk. The disk detaching/attaching unit for a magnet chuck includes a plate member which moves in a disk detaching/attaching direction perpendicular to a rotating plane of the disk and having an edge portion which abuts against the vicinity of the center of the disk magnetically chucked on the magnet chuck, and plate member drive means for moving the plate member between a waiting position where the edge portion of the plate member is situated below the chucked disk and a delivery position where the disk is detached and raised up from the magnet chuck so as to detach the disk from the magnet chuck or attach it thereto.

REFERENCES:
patent: 4400808 (1983-08-01), Saito et al.
patent: 4855990 (1989-08-01), Akiyama

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