Dynamic magnetic information storage or retrieval – Record medium – In container
Patent
1989-01-12
1989-09-05
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record medium
In container
G11B 2302
Patent
active
048644501
ABSTRACT:
A magnetic tape cassette includes a protective cover pivotally mounted to the front side of a housing wherein the upper and lower front edge corner portions of an elongated main portion of the protective cover is formed with smooth surfaces to prevent the cover from inadvertently pivoting or opening during handling to expose the magnetic tape to contaminants.
REFERENCES:
patent: 3830393 (1974-08-01), Schaefer
patent: 4235395 (1980-11-01), Wardenaar et al.
patent: 4519521 (1985-05-01), Yoshii
patent: 4646189 (1987-02-01), Sasaki et al.
patent: 4740856 (1988-04-01), Yoshii et al.
Satoh Takateru
Shiba Haruo
Tanaka Kimio
TDK Corporation
Wolff John H.
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