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Class Information
Number: 720/739
Name: Dynamic optical information storage or retrieval > Optical storage medium structure > Disk cartridge > Shutter member > Having guide slots or projections for movement of shutter
Description: Subject matter wherein the shutter member includes grooves or projections for facilitating the movement of the shutter member for covering or uncovering the aperture.


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7555764 Cartridge and shutter used in the same Jun. 30, 2009
7555765 Disk cartridge with an inner rotor Jun. 30, 2009
7536703 Disc cartridge assembly May. 19, 2009
7484232 Disc cartridge, and method of installing shutter to same Jan. 27, 2009
7437748 Disk cartridge and data medium having same Oct. 14, 2008
7391593 Cartridge shutter mechanism Jun. 24, 2008
7343613 Disc cartridge having disc access opening Mar. 11, 2008
7337454 Disc cartridge Feb. 26, 2008
7290273 Disc cartridge Oct. 30, 2007
7287265 Disk cartridge Oct. 23, 2007
7281258 Disc cartridge Oct. 9, 2007
7249364 Methods and systems for scaling and rotating an image in a single operation Jul. 24, 2007
7237247 Disc cartridge having deeper concave portion continuous with shutter opener/closer groove Jun. 26, 2007
7218477 Information recording medium cartridge May. 15, 2007
7210156 Disk cartridge Apr. 24, 2007
7124423 Disk cartridge to protect an information area of a disk from being contaminated Oct. 17, 2006
7093271 Disk drive Aug. 15, 2006
7089574 Disk cartridge Aug. 8, 2006
6965497 Information recording medium cartridge Nov. 15, 2005
6907614 Disk cartridge Jun. 14, 2005
6894872 Disk cartridge having shutter operation portions which do not obstruct access to a medium whether shutter members are at a closed position or an open position May. 17, 2005
6826773 Disc cartridge Nov. 30, 2004
6809903 Low profile cartridge for data storage disk Oct. 26, 2004
6717907 Disc cartridge Apr. 6, 2004
6700863 Disk cartridge Mar. 2, 2004
6614622 Disc cartridge shutter opening mechanism including a guide member, an operating member and a transmission member Sep. 2, 2003
6583956 Disc cartridge Jun. 24, 2003
6560186 Apparatus and method with a driving mechanism for opening a shutter of a cartridge May. 6, 2003
6560193 Disc cartridge May. 6, 2003
6493314 Disk device with opening lid Dec. 10, 2002
6459677 Assembly for a disc cartridge Oct. 1, 2002
6404731 Cartridge for accommodating a disc Jun. 11, 2002
6307711 Disc cartridge Oct. 23, 2001
6298034 Disk-shaped information memorizing medium cartridge Oct. 2, 2001
6246663 Disc case Jun. 12, 2001
6243355 Disk cartridge with error insertion prevention mechanism Jun. 5, 2001
6212038 Shutter mechanism for disk cartridge Apr. 3, 2001
6205116 Cartridge housing formed to protect disk-shaped medium from dust-particles Mar. 20, 2001
6094326 Disc cartridge with improved shutter mechanism Jul. 25, 2000
6091584 Recording medium with a band attached to both sides of a shutter for opening/closing the shutter Jul. 18, 2000
6057995 Disc cartridge with aperture for access to disc provided with shutter arranged for minimizing overall size of cartridge May. 2, 2000
6014294 Disc cartridge with clearance groove Jan. 11, 2000
5991260 Disk cartridge and disk device using the same Nov. 23, 1999
5963537 Method of interchangeably using two disc cartridges with two different types of shutters Oct. 5, 1999
5926454 Disc cartridge with slide shutter having catch pieces Jul. 20, 1999
5850384 Disk cartridge Dec. 15, 1998
5793742 Protective cartridge for rewritable optical disk Aug. 11, 1998
5786969 Disc cartridge with wedge-shaped inclined shutter slider engaging protrusion and line contact engagement between slider portion and groove or protusion of cartridge body Jul. 28, 1998
5761015 Magnetic disk cartridge having a shutter member provided with a slit at a corner portion Jun. 2, 1998
5598400 Disc cartridge having an opening/closing slider mechanism Jan. 28, 1997

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