Optical memory device and apparatus for manufacturing the same

Details Optical memory device and apparatus for manufacturing the same Optical memory device and apparatus for manufacturing the same

1989-06-30

1991-12-31

Envall, Jr., Roy N.

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

3692752, 3692754, 369 14, 369 94, H04N 700, G11B 370

Patent

active

050777254

ABSTRACT:
An apparatus for manufacturing an optical memory device, which comprises supplying rolls for continuously supplying a sheet-like substrate, a masking endless belt having a plurality of windows of size corresponding to the optical memory device, rolls for moving the sheet-like substrate and the masking endless belt in the same direction and at the same speed, a recording portion forming device for forming recording portions on the substrate through the masking endless belt, a guide truck providing device for providing along the substrate guide trucks for guiding a light beam, and a cutting device for cutting the substrate to a predetermined size.

REFERENCES:
patent: 3855426 (1974-12-01), Bauwhuis
patent: 4310919 (1982-01-01), Slaten
patent: 4450553 (1984-05-01), Holster et al.
patent: 4884260 (1989-11-01), Bauldin et al.
patent: 4937810 (1990-06-01), Drexler et al.
patent: 4985885 (1991-01-01), Ohta et al.

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