Dynamic magnetic information storage or retrieval – Miscellaneous
Patent
1974-11-27
1976-03-16
Cook, Daryl W.
Dynamic magnetic information storage or retrieval
Miscellaneous
242199, G11B 308, G11B 2304
Patent
active
039450392
ABSTRACT:
A magnetic recording and reproducing apparatus having a cassette tape comprises head base controlling mechanism, and holding case and provides the following three functions: keeping a tape in contact with a recording and reproducing head and an erasing head to such a degree as not to cause trouble for detecting or erasing the recorded content during fast forwarding or rewinding speed of a tape by the reproducing or erasing head, making it possible to record and reproduce at a constant forwarding speed by advancing the head within the cassette, and also making it possible to mount or demount the cassette by completely withdrawing the head advanced within the cassette therefrom.
REFERENCES:
patent: 3401944 (1968-09-01), De Metrick
patent: 3439919 (1969-04-01), Laa
patent: 3445116 (1969-05-01), Knox
patent: 3514050 (1970-05-01), Yamamoto et al.
Cook Daryl W.
Matsushita Electric Industrial Company Ltd.
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