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Class Information
Number: 720/604
Name: Dynamic optical information storage or retrieval > Particular cabinet structure for optical media > Tray or drawer loading or ejecting > Clamping or chucking media structure
Description: Subject matter including details of a clamping mechanism or securing the optical storage medium to a turntable in association with tray movement.


Sub-classes under this class:

Class Number Class Name Patents
720/605 Pivotable chassis mounted turntable or pickup 27


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7552453 Disk driving apparatus Jun. 23, 2009
7516461 Disk device Apr. 7, 2009
7478412 Clamper and disk drive with the same Jan. 13, 2009
7454765 Optical disc drive Nov. 18, 2008
7451463 Disc holding apparatus and disc tray having the same Nov. 11, 2008
7444650 Disk apparatus Oct. 28, 2008
7434236 Tray-type optical disc drive with improved reliability under vertical disposition Oct. 7, 2008
7418721 Apparatus for aligning and clipping different size compact discs for disc device Aug. 26, 2008
7404197 Disk drive Jul. 22, 2008
7392528 Clamper plate of a disk player Jun. 24, 2008
7316023 Disc drive tray for holding discs of various shapes and sizes Jan. 1, 2008
7287261 Disc-positioning mechanism for car-mounted disc player Oct. 23, 2007
7284249 Orientation of drive mechanics to allow for disc loading in an off-axis position Oct. 16, 2007
7234150 Method and apparatus for controlling a disk drive Jun. 19, 2007
7225449 Optical disk recording and/or reproducing apparatus May. 29, 2007
7194745 Holding mechanism of an optical disk clamper and an optical disk drive using the same Mar. 20, 2007
7168080 Optical disc drive and method Jan. 23, 2007
7137129 Disk drive apparatus Nov. 14, 2006
7134126 Apparatus and method for reducing program selection time in multi-changer of optical disk player Nov. 7, 2006
7100174 CD drive which will not damage an optical disk Aug. 29, 2006
7080389 Disk drive having protrusion and resilient structures to enhance disengagement of a spindle motor from a clamp Jul. 18, 2006
7076790 Disk player Jul. 11, 2006
7055156 Apparatus for reducing tray-in noise May. 30, 2006
6961946 Disc drive loading device Nov. 1, 2005
6954935 Disk device Oct. 11, 2005
6928045 Disc clamping apparatus Aug. 9, 2005
6907611 Clamp mechanism and information replay apparatus using same Jun. 14, 2005
6834392 Disk reading/writing device and readable/writable disk Dec. 21, 2004
6717904 Disc driving apparatus Apr. 6, 2004
6650603 Disc player and method of controlling the same Nov. 18, 2003
6643252 Chucking apparatus for a disk player Nov. 4, 2003
6603724 Disk recording and/or reproducing device, disk loading mechanism, and disk eject mechanism Aug. 5, 2003
6590855 Disk chucking mechanism and disk player including a disk chucking mechanism Jul. 8, 2003
6538970 Disk device for loading and ejecting disks Mar. 25, 2003
6438087 Chucking device for disc drive Aug. 20, 2002
6421311 Optical disk apparatus for preventing damage to an optical disk Jul. 16, 2002
6392980 Disk apparatus with disk positioning disk holder May. 21, 2002
6256278 Disc drive equipped with a disc tray having a disc clamper displacement means Jul. 3, 2001
6246654 Disk device Jun. 12, 2001
6160780 Disc clamper and disc drive provided with the disc clamper Dec. 12, 2000
5933404 Disc changer Aug. 3, 1999
5907532 Data disc handling, storage, and retrieval apparatus and method May. 25, 1999
5864529 Disk loading device for an optical disk driver Jan. 26, 1999
5812510 Disc player with a gear mechanism in which a disc tray and a disc clamping device are linked in gear by a gear group Sep. 22, 1998
5737305 Plate member for attaching/detaching disk from disk chuck Apr. 7, 1998
5452280 Disk loading system Sep. 19, 1995
5381393 Disc loading mechanism for disc driving apparatus Jan. 10, 1995
5237555 Disc player Aug. 17, 1993
5084854 Optical disk reproducing apparatus Jan. 28, 1992
4831612 Optical disc reading apparatus May. 16, 1989

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