Dynamic magnetic information storage or retrieval – Record medium – In container
Patent
1986-04-24
1988-11-08
Wolff, John H.
Dynamic magnetic information storage or retrieval
Record medium
In container
360 97, 360 99, 360135, 206444, G11B 2302, G11B 582, G11B 5012, G11B 5016
Patent
active
RE0327816
ABSTRACT:
A flexible magnetic disk cassette includes a flexible magnetic disk. A center core disk is also provided having a center hollow and raised fringe, and is attached at a center of the flexible magnetic disk with the raised fringe. A cover having an upper half and lower half for containing the flexible magnetic disk with the center core disk is provided. The lower half of the cover has a driving hole a little larger than an outer diameter of the center hollow of the center core disk.
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Garcia Alfonso
Sinderbrand Alvin
Sony Corporation
Wolff John H.
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