Disc clamping device

Details Disc clamping device Disc clamping device

1997-05-23

1999-08-10

Ometz, David L.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Access of multiple storage elements

2941031, G11B 1704, B66C 142

Patent

active

059369310

ABSTRACT:
A disc clamping device which includes at least one main body piece fixed to an end of a cylindrical main body and abutted against the outer peripheral edge of a disc, a plunger slidingly disposed in the cylindrical main body, a shaft fitted to an end of the plunger and an extreme end piece attached to an end of the shaft and pressed against the peripheral edge of the center hole of the disc, is further provided with stop means for positioning the extreme end piece on the shaft according to a diameter of the disc and turning prevention means screwed to the other end of the plunger so as to prevent the turning of the shaft. With this arrangement, the disc clamping device can cope with discs having various diameters and further the occurrence of warp and scratch of the disc can be prevented.

REFERENCES:
patent: 5201501 (1993-04-01), Fassler
Edmund Scientific, 1996 Optics & Optical Components Catalog, p. 98.

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