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Class Information
Number: 720/636
Name: Dynamic optical information storage or retrieval > Particular cabinet structure for optical media > Capable of only accepting protected insertable single optical medium > Ejection mechanism
Description: Subject matter including means for expelling the optical storage medium from a recording or reproducing device.

Sub-classes under this class:

Class Number Class Name Patents
720/638 Having ejection arm 32
720/637 Having locking mechanism 19

Patents under this class:

Patent Number Title Of Patent Date Issued
8250592 Optical disk apparatus Aug. 21, 2012
8010974 Disk apparatus Aug. 30, 2011
7966627 Emergency ejecting apparatus for optical disc drive Jun. 21, 2011
7908612 Emergency ejecting apparatus for optical disc drive Mar. 15, 2011
7784068 Disk device Aug. 24, 2010
7676819 Disk conveying apparatus Mar. 9, 2010
7536701 Lockable ejection system and method May. 19, 2009
7512819 Method and apparatus for ejecting a removable medium by temporarily providing power after a secondary eject switch is operated Mar. 31, 2009
7496934 Chassis and cartridge holder with ejection mechanism for ejecting a cartridge from a disk apparatus Feb. 24, 2009
7418722 Electrical system with an improved ejecting mechanism Aug. 26, 2008
7325242 Disk apparatus Jan. 29, 2008
7310805 Emergency ejection device Dec. 18, 2007
7180840 Method for checking disk loading status in optical disk driver Feb. 20, 2007
7178154 Disc drive with carrier completely in the drive in a loading position and protruding out of the drive in an eject position Feb. 13, 2007
7127727 Tray locking mechanism used in an optical disk drive Oct. 24, 2006
7100174 CD drive which will not damage an optical disk Aug. 29, 2006
7003785 Recording medium driving device Feb. 21, 2006
6661602 Methods and apparatus for transporting data cartridges between adjacent cartridge libraries Dec. 9, 2003
6515954 Recording and/or playback apparatus of a recording medium Feb. 4, 2003
6275459 Disc apparatus Aug. 14, 2001
RE37093 Optical disk drive unit with a sealing type bearing member Mar. 13, 2001
6081494 Disc recording and reproducing apparatus having a drive mechanism for loading and ejecting a disc cartridge Jun. 27, 2000
5912786 Disk drive apparatus having an improved spindle motor loading mechanism Jun. 15, 1999
5724331 Disk drive system having improved cartridge-loading apparatus including direct drive gear train and methods for making and operating same Mar. 3, 1998
5724332 Disk loading technique permitting loading of both a disk set in a disk loading adaptor and a naked disk Mar. 3, 1998
5646926 Cartridge carrier assembly for loading and ejecting cartridges Jul. 8, 1997
5610781 Interchangeable eject mechanism for use with various disk drive units Mar. 11, 1997
5490023 Disk drive apparatus having mechanism for smoothly ejecting disk cartridge Feb. 6, 1996
5485330 Device for loading and ejecting recording medium requiring pushing of recording medium for ejecting the medium Jan. 16, 1996
5471356 Auto-eject device for disc players having compact twin cam motor unit Nov. 28, 1995
5341357 Optical disc recording apparatus Aug. 23, 1994
5301179 Optical disk drive unit with a sealing type bearing member Apr. 5, 1994
5291356 Disk storage device having eject member Mar. 1, 1994
5146446 Disc player having automatic disc ejection, and method of providing same Sep. 8, 1992
4736356 Optical disk drive Apr. 5, 1988
4724497 Eject button unit for a disk recording and reproducing device Feb. 9, 1988
4670802 System for controlling loading and ejection of recording medium on a disc unit Jun. 2, 1987
4661869 Disk recording and reproducing device having a disk loading and slide ejector mechanism Apr. 28, 1987
4272083 Video disc player having record extracting mechanism Jun. 9, 1981

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