Disc assembly for a magnetic disc apparatus

Details Disc assembly for a magnetic disc apparatus Disc assembly for a magnetic disc apparatus

1987-10-08

1989-01-03

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Record medium

Disk

360 9807, G11B 582, G11B 1702, G11B 17038

Patent

active

047961414

ABSTRACT:
A disc assembly for a magnetic disc apparatus comprises a plurality of vertically arranged magnetic discs each having a central aperture, a rotating shaft which is inserted in the central aperture of each of the magnetic discs and which is connected to a rotating source to be driven together with the magnetic discs, spacers interposed between the magnetic discs, and a clamp attached onto a top surface of the shaft, wherein a temperature compensating disc having substantially the same outer diameter as the magnetic discs is mounted on the clamp in one piece.

REFERENCES:
patent: 4224648 (1980-09-01), Roling
patent: 4717977 (1988-01-01), Brown
Coles et al., "Combined . . . Device", IBM Tech Disc Bull, vol. 24, No. 1B, June 1981, PG 718-719.

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