Counting device for information recording-reproducing device

Details Counting device for information recording-reproducing device Counting device for information recording-reproducing device

1981-09-22

1985-02-12

Orsino, Jr., Joseph A.

Electrical pulse counters, pulse dividers, or shift registers: c

Applications

Position determining

360 721, 377112, G06M 308

Patent

active

044995873

ABSTRACT:
A recording-reproducing device of information such as pictures, voices and so on, in which the used amount of the recording medium is counted. A plural number of the memory devices for memorizing the counted value of the used amount when the recording medium which has not been used is exchanged.

REFERENCES:
patent: 4366371 (1982-12-01), d'Alayer de Costemore d'Arc
patent: 4385228 (1983-05-01), Kanayama et al.
patent: 4398279 (1983-08-01), Titus et al.

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