Dynamic magnetic information storage or retrieval – Record medium – In container
Patent
1985-02-20
1986-12-23
Tupper, Robert S.
Dynamic magnetic information storage or retrieval
Record medium
In container
242198, G11B 2302, G11B 1532, G11B 2304, G03B 104
Patent
active
046316191
ABSTRACT:
A magnetic tape cassette comprises a locking means which is slidably placed between a locking position of coming into engagement with a pair of reels held in the magnetic tape cassette and a releasing position of disengagement from the reels. The locking means is provided with a pair of flexible pawls which are curved in an arch form in the direction of separation from each other; a guide rib is fixed to the inner bottom surface of a cassette casing and between the pair of flexible pawls, the width of the guide rib being decreased toward the root of the pair of flexible pawls; and a pair of guide pins are provided at the outside of the pair of flexible pawls.
REFERENCES:
patent: 4473202 (1984-09-01), Verhoeven
patent: 4496119 (1985-01-01), Sieben
Hashizume Kenji
Okamura Masatoshi
Shiba Haruo
Koval Melissa J.
TDK Corporation
Tupper Robert S.
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