Dynamic magnetic information storage or retrieval – Record medium – In container
Patent
1997-08-21
2000-02-01
Korzuch, William R.
Dynamic magnetic information storage or retrieval
Record medium
In container
G11B 2303
Patent
active
06021029&
ABSTRACT:
A removable disc cartridge including a case including a top shell and a bottom shell which contains rotatably a disk. The removable disk cartridge is insertable into a disk drive and has a curved portion formed on one side, an opening formed on a portion of the curved portion, and a shutter for opening and closing the opening. The curved portion in this disk cartridge is asymmetrical in the left and right directions with respect to a center line along the direction of insertion into the disk drive. The removable disk cartridge further has a guide groove on at least one other side thereof and an arm which is disposed in the guide groove for opening and closing the shutter.
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Mamiya Toshio
O'shima Eiji
Takahashi Kazuo
Yamada Takashi
Yamamoto Kazuyuki
Frommer William S.
Korzuch William R.
Sony Corporation
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