Disk clamping unit with a plurality of particles in a synthetic

Details Disk clamping unit with a plurality of particles in a synthetic Disk clamping unit with a plurality of particles in a synthetic

1996-03-29

1998-09-15

Tupper, Robert S.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specific detail of storage medium support or motion production

369264, G11B 17028

Patent

active

058090029

ABSTRACT:
A clamp unit for a disk comprises a disk table on which a disk is mounted and a clamper disposed in association with the disk table for clamping the disk under pressure therebetween. A film is formed on a surface of either one of the disk table and the clamper and formed of a mixture a synthetic resin and a plurality of fine particles disposed in the synthetic resin, both having viscous and elastic property, and some of the particles are exposed outside an outer surface of the film so as to provide an irregular surface having protruded portions.

REFERENCES:
patent: 1917633 (1933-07-01), Burt
patent: 2184482 (1939-12-01), Austin et al.
patent: 4054291 (1977-10-01), Maeda
patent: 4721751 (1988-01-01), Schappert et al.
patent: 4841518 (1989-06-01), Nozu et al.
patent: 4913410 (1990-04-01), Marshall

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