Apparatus for adapting the diameter of a disk-like recording med

Details Apparatus for adapting the diameter of a disk-like recording med Apparatus for adapting the diameter of a disk-like recording med

1988-12-05

1989-11-14

Stephan, Steven L.

Dynamic information storage or retrieval

Storage medium structure

Adjuncts or adapters

369291, 369292, G11B 2300, G11B 2504

Patent

active

048812188

ABSTRACT:
Described is an apparatus for adapting the diameter of the disk-like recording medium. The apparatus includes a supporting member in the form of a ring having an opening for exposing the signal record area of the disk-like recording medium, such as an optical disk, to the outside, and having a diameter larger than the diameter of the disk-like recording medium. The recording medium is integrally retained by a holding system provided to the supporting member for holding the outer perimeter of the recording medium.

REFERENCES:
patent: 1683440 (1928-09-01), Bodwell et al.
patent: 2285139 (1942-06-01), Andres
patent: 3801110 (1974-04-01), Licitis
patent: 4076256 (1978-02-01), Watanabe
patent: 4184491 (1979-04-01), Stark et al.

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