Optical disk drive

Details Optical disk drive Optical disk drive

2005-08-02

2008-10-14

Klimowicz, William J. (Department: 2627)

Dynamic optical information storage or retrieval

Particular cabinet structure for optical media

Tray or drawer loading or ejecting

C720S615000, C720S616000, C720S629000, C720S643000, C720S645000, C720S658000

Reexamination Certificate

active

07437743

ABSTRACT:
An optical disk drive which decreases unit costs and reduces the size of a product. The optical disk drive includes a frame, a base chassis rotatably installed on the frame, a spindle motor and a pick-up device installed on the base chassis, a tray moving into and out of the frame when a disk cartridge is mounted on the tray, a loading device for operating the tray and the base chassis, and a disk cartridge recognizing device for sensing whether or not recognition holes formed through a disk cartridge case are opened or closed to display data of the disk cartridge. The disk cartridge recognizing device includes switches fixed to a front part of the frame, and a switch operating portion for operating the switches according to whether or not the recognition holes are opened or closed.

REFERENCES:
patent: 4891727 (1990-01-01), Sato et al.
patent: 5864533 (1999-01-01), Yamada et al.
patent: 6728076 (2004-04-01), Ko et al.
patent: 2002/0097657 (2002-07-01), Seo et al.
patent: 2004/0027962 (2004-02-01), Kabasawa
patent: 05-205456 (1993-08-01), None

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