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Class Information
Number: 720/742
Name: Dynamic optical information storage or retrieval > Optical storage medium structure > Disk cartridge > Shutter member > Shutter movement is gear driven
Description: Subject matter wherein the shutter member includes a rack or gear to facilitate the covering or uncovering of the aperture.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7536703 |
Disc cartridge assembly |
May. 19, 2009 |
| 7340753 |
Disk drive |
Mar. 4, 2008 |
| 7237249 |
Disk drive with disk cartridge |
Jun. 26, 2007 |
| 7146625 |
Disc cartridge and disc drive using the same |
Dec. 5, 2006 |
| 7111313 |
Disk cartridge with shutter regulator, disk device and shutter opening/closing mechanism |
Sep. 19, 2006 |
| 7103901 |
Disc cartridge |
Sep. 5, 2006 |
| 7093271 |
Disk drive |
Aug. 15, 2006 |
| 6909580 |
Disk cartridge, disk device and shutter opening/closing mechanism including a rotating body |
Jun. 21, 2005 |
| 6900965 |
Disk cartridge |
May. 31, 2005 |
| 6901602 |
Disk cartridge |
May. 31, 2005 |
| 6898795 |
Disk drive unit |
May. 24, 2005 |
| 6590858 |
Disc cartridge |
Jul. 8, 2003 |
| 6477138 |
Disc cartridge with gearing shutters and disc driver for driving the same |
Nov. 5, 2002 |
| 5903535 |
Disc cartridge loading mechanism with an oscillating gear and two levers controlling a cover and the ejecting of a disc from the disc player |
May. 11, 1999 |
| 5570342 |
Disk cartridge with two slidable shutter members |
Oct. 29, 1996 |
| 5260931 |
Disk cartridge with improved transmission shutter mechanism |
Nov. 9, 1993 |
| 4799121 |
Disk cartridge having shutters moved by a rack and pinion apparatus |
Jan. 17, 1989 |
| 4682322 |
Disk cartridge |
Jul. 21, 1987 |
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