Disc cartridge

Details Disc cartridge Disc cartridge

2007-10-09

2007-10-09

Cao, Allen (Department: 2627)

Dynamic optical information storage or retrieval

Optical storage medium structure

Disk cartridge

C360S133000

Reexamination Certificate

active

11189799

ABSTRACT:
A disc cartridge which is capable of positively closing a disc access opening by shutter members. In the disc cartridge, a lower shell is formed with urging protuberances for urging shutter members in a manner causing the shutter members to pivotally move toward respective closing positions, and the shutter members are each formed with a protruding portion protruded from a side end face thereof such that a force for pressing the protruding portion against the urging protuberance is progressively increased after the protruding portion is brought into abutment with the urging protuberance before completion of a pivotal motion of a disc tray until the completion of the pivotal motion of the disc tray.

REFERENCES:
patent: 6700741 (2004-03-01), Inoue et al.
patent: 2003-123426 (2003-04-01), None
English language Abstract of JP 2003-123426.
U.S. Appl. No. 11/119,892 to Hashizume et al., which was filed on May 3, 2005.

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