Disk chucking mechanism

Details Disk chucking mechanism Disk chucking mechanism

1996-07-11

1998-02-03

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

G11B 1702

Patent

active

057151156

ABSTRACT:
In accordance with the invention, a disk chucking mechanism comprises a spindle for engaging the center hole of a metallic hub fastened in the center portion of a disk and a turntable that rotates as a single unit with the spindle. A drive pin is provided for engaging an off-center hole provided in the hub at a location off-center with respect to the center of the hub for regulating the movement of the hub. A chucking magnet is included which is fastened to the turntable for magnetically attracting the hub. The chucking magnet has a plurality of magnetic pieces.

REFERENCES:
patent: 4445155 (1984-04-01), Takahashi et al.
patent: 5311383 (1994-05-01), Yokouchi

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