Dynamic magnetic information storage or retrieval – Record medium – In container
Patent
1986-03-18
1989-01-31
Heinz, A. J.
Dynamic magnetic information storage or retrieval
Record medium
In container
G11B 2302
Patent
active
048020451
ABSTRACT:
In a tape cartridge of the Philips type, one or more ribs are projected from a main plate of each case half at regions except for the tape chamber and the tape path so as to conform to one or more flow lines of resin when each half of molded, the cartridge is so that the formation of traces of resin can be prevented, resulting in an increase in mechanical strength of the cartridge.
REFERENCES:
patent: 3642228 (1972-02-01), Tollkuhn
patent: 4475222 (1984-10-01), Egendorf
Kagano Shin-ichi
Sasaki Shigeo
Yamamoto Osamu
Heinz A. J.
Hitachi Maxell Ltd.
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