Disc cartridge

Details Disc cartridge Disc cartridge

2008-03-11

2008-03-11

Heinz, A. J. (Department: 2627)

Dynamic optical information storage or retrieval

Optical storage medium structure

Disk cartridge

Reexamination Certificate

active

07343612

ABSTRACT:
A cartridge main body formed by aligning and bonding a pair of an upper half and a lower half rotatably contains an optical disc. The cartridge main body is provided on one of the opposite surfaces thereof with a central aperture, which is a drive aperture for receiving a drive means for driving the optical disc to turn, and a head receiving aperture, which is a recording and/or reproduction aperture for receiving a recording and/or reproduction means. A shutter member is fitted to the cartridge main body. The shutter member has a shutter section for exposing and closing the heard receiving aperture and is adapted to move to expose and close the head receiving aperture while it is supported at the base thereof within a range of one of the lateral sides thereof that is perpendicular to the above mentioned surface of the cartridge main body. The shutter section of the shutter member is supported at the front end thereof by a shutter guide member arranged between the central aperture and the head receiving aperture.

REFERENCES:
patent: 5671212 (1997-09-01), Miyazaki et al.
patent: 2005/0160445 (2005-07-01), Ohgi
patent: 0 440 175 (1997-09-01), None
patent: 61-189470 (1986-08-01), None
patent: 5-89630 (1993-04-01), None
patent: 7-6493 (1995-01-01), None
patent: 7-296541 (1995-11-01), None
patent: 2000-67552 (2000-03-01), None
patent: 2000-260153 (2000-09-01), None
U. S. Appl. No. 10/556,809, filed Nov.15, 2005, Ohgi.

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