Dynamic optical information storage or retrieval – Optical storage medium structure – Disk cartridge
Reexamination Certificate
2005-03-22
2005-03-22
Miller, Brian E. (Department: 2652)
Dynamic optical information storage or retrieval
Optical storage medium structure
Disk cartridge
C720S720000, C360S133000
Reexamination Certificate
active
06871354
ABSTRACT:
A disk cartridge includes a case, substantially rectangular in shape, provided with a disk-shaped rotatable recording medium therein, the case including a plurality of windows through which the recording medium is exposed and a recording or reproducing head is inserted when recording or reproducing, and shutters provided for the plurality of windows respectively, that are capable of opening and closing so as to cover the plurality of windows when recording or reproducing is not performed, a first window and a second window of the plurality of windows being formed on one surface, and a width of the first window in an opening and closing direction of the shutters being wider than that of the second window. With this arrangement, it is possible to provide a disk cartridge capable of adopting for both a driving device for a small-sized disk and a driving device for a large-sized disk.
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Tajima Hideharu
Takamori Nobuyuki
Conlin David G.
Edwards & Angell LLP
Jensen Steven M.
Miller Brian E.
Sharp Kabushiki Kaisha
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