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Browse by Category: Main > Information Technology
Class Information
Number: 720/712
Name: Dynamic optical information storage or retrieval > Dynamic mechanism optical subsystem > Optical storage medium support (i.e., turntable or spindle motor) > Optical storage disc holding structure > Details of clamping > Particular shape
Description: Subject matter including details of the shape of the clamper or corresponding structure of the clamper which allows for proper positioning of the optical storage medium within the clamper mechanism.










Patents under this class:

Patent Number Title Of Patent Date Issued
8677382 Disc clamping mechanism by which a disc is held and rotated Mar. 18, 2014
8645982 Disc clamping unit and spindle motor having the same Feb. 4, 2014
8566853 Turn table having a clamping plate with a locking protrusion Oct. 22, 2013
8566854 Apparatus for rotating disk with improved anti-slip torque Oct. 22, 2013
8549547 Disk clamping mechanism and disk drive system, with movably supported clamper Oct. 1, 2013
8424033 Turntable device for detachably securing a disk Apr. 16, 2013
8352976 Disc chucking apparatus, motor and disc driving device equipped with motor Jan. 8, 2013
8321884 Clamp for disk rotation driving device and method of manufacturing clamp Nov. 27, 2012
8281331 Data storage medium support member, chucking device, brushless motor, and disc drive apparatus Oct. 2, 2012
8099744 Disk device Jan. 17, 2012
8082561 Motor provided with chucking device and disk driving device equipped with the motor Dec. 20, 2011
8024751 Turntable having claws Sep. 20, 2011
7917919 Disc clamping mechanism and disc drive device Mar. 29, 2011
7904918 Disk device for recording and reading information Mar. 8, 2011
7669211 Device for ejecting a disc form a disc player Feb. 23, 2010
7555762 Clamp mechanism for disk-shaped recording medium and reproducing apparatus for the recording medium Jun. 30, 2009
7533395 Disk apparatus May. 12, 2009
7343610 Chucking mechanism for disc recording medium and disc drive with such chucking mechanism Mar. 11, 2008
7288154 Apparatus for optical disc spin-coating and method of coating optical disc Oct. 30, 2007
7111312 Radial vibration detection apparatus Sep. 19, 2006
7051346 Disk drive apparatus having particular clamping device May. 23, 2006
6874155 Chucking apparatus of disk player Mar. 29, 2005
6799324 Disc driving apparatus Sep. 28, 2004
6552993 Clamping device for optical disk driver Apr. 22, 2003
6545974 Disc media and methods for fabricating Apr. 8, 2003
6473390 Optical disk device Oct. 29, 2002
6317406 Device for gripping and holding a flat substrate Nov. 13, 2001
6252842 Disc for recording information signals and disc chucking device Jun. 26, 2001
5883880 Disk positioning device for defining precise radial location Mar. 16, 1999
5862120 Disc table for disc recording/reproducing apparatus and method for producing same Jan. 19, 1999
5633856 Disc table for disc recording/reproducing apparatus and method for producing same May. 27, 1997
5600625 Turntable for disc-shaped information carriers Feb. 4, 1997
5001700 Disk clamp and centering apparatus for a beam addressable disk drive system Mar. 19, 1991
4853924 Disk clamping device Aug. 1, 1989
4737948 Disk clamp device Apr. 12, 1988
4575837 Medium clamp mechanism Mar. 11, 1986
4484321 Disc player for a rigid information-carrying disc Nov. 20, 1984











 
 
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