Dynamic information storage or retrieval – Storage medium structure – Adjuncts or adapters
Patent
1982-02-19
1984-04-17
Stephan, Steven L.
Dynamic information storage or retrieval
Storage medium structure
Adjuncts or adapters
206303, 206312, 206444, 360133, B65D 8530, G11B 2302
Patent
active
044438745
ABSTRACT:
An information-disc cartridge containing a disc within an enclosure, which has two major walls on opposite sides of the disc and a peripheral wall. Each of the two major walls has an opening so as to permit a disc drive to engage the disc. On each side of said disc, information can be recorded and/or reproduced via the openings in the major walls. The openings are closed by a single closing member which simultaneously closes both openings in the major walls. The closing member which is bodily removable in a radial direction and comprises a portion of each of the major walls of the disc enclosure and a portion of the peripheral wall between the two portions of the major walls.
REFERENCES:
patent: 4131199 (1978-12-01), Hatchett et al.
patent: 4286790 (1981-09-01), Siryj et al.
Briody Thomas A.
Mayer Robert T.
Stephan Steven L.
Tamoshunas Algy
U.S. Philips Corporation
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