Disk cartridge

Details Disk cartridge Disk cartridge

2007-07-10

2007-07-10

Klimowicz, William J (Department: 2627)

Dynamic optical information storage or retrieval

Optical storage medium structure

Disk cartridge

Reexamination Certificate

active

10529635

ABSTRACT:
A disk cartridge including lower and upper shells, a rotation wheel housed rotatably in the cartridge and which houses a disk and has formed therein a second opening, corresponding to a first read/write opening in the lower shell, through which the housed disk is exposed to outside, a pair of shutter plates provided between the lower shell and rotation wheel and which operates with the rotation of the rotation wheel to uncover the first and second openings when the latter are coincide with each other, and a locking member including a locking portion installed pivotably to the upper shell and engaged in an engagement concavity in the rotation wheel to lock the rotation wheel in a position where the pair of shutter plates covers the first opening, and an unlocking portion which cancels the engagement of the locking portion in the engagement concavity.

REFERENCES:
patent: 6590858 (2003-07-01), Inoue
patent: 6728199 (2004-04-01), Obata et al.
patent: 6874159 (2005-03-01), Inoue
patent: 7000240 (2006-02-01), Inoue
patent: 7017170 (2006-03-01), Iwaki et al.
patent: 2001/0055270 (2001-12-01), Obata et al.
patent: 2002/0031080 (2002-03-01), Inoue
patent: 2003/0174640 (2003-09-01), Iwaki et al.
patent: 2003-109343 (2003-04-01), None
patent: 2003-109345 (2003-04-01), None
U.S. Appl. No. 10/532,728, filed Apr. 27, 2005, Funawatari et al.

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