Accidental erasing preventative device for a cassette tape recor

Details Accidental erasing preventative device for a cassette tape recor Accidental erasing preventative device for a cassette tape recor

1982-02-19

1985-04-23

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General recording or reproducing

Recording-or erasing-prevention

G11B 1504

Patent

active

045133301

ABSTRACT:
An accidental erasing preventive device is provided for a cassette tape recorder, which device includes a cassette compartment defined in a tape recorder body having therein, at least, a recording control circuit, the cassette compartment being arranged to be loaded with a tape cassette having in one lateral surface thereof at least one separatable accidental lock-out tab; an accidental erasing preventive lever disposed in a position opposing the accidental erasing lock-out tab of the tape cassette loaded in the cassette compartment, the accidental erasing preventive lever being arranged to rotate in a plane orthogonal to the bottom surface of the cassette chamber and detect the presence of the accidental erasing lock-out tab; and a resilient member biasing the accidental erasing preventive lever in the direction of allowing the latter to abut against the accidental erasing lock-out tab.

REFERENCES:
patent: 3718774 (1973-02-01), Kosaka

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