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Class Information
Number: 720/710
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 > Magnetic
Description: Subject matter wherein the clamper mechanism includes magnetic material for securing the optical storage medium.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7409697 |
Electronic apparatus including disk device |
Aug. 5, 2008 |
| 7403381 |
Mounting device for data storage device |
Jul. 22, 2008 |
| 7263706 |
Disk cartridge and disk player using the same |
Aug. 28, 2007 |
| 7263704 |
Disk clamper and method of assembling the same |
Aug. 28, 2007 |
| 7254822 |
Disk drive avoiding flying disk |
Aug. 7, 2007 |
| 7213252 |
Disk transfer device including disk support member provided with a first and second disk support members for supporting different size disks |
May. 1, 2007 |
| 7047544 |
Optical disk drive and recording and reproducing apparatus with magnetic clamping |
May. 16, 2006 |
| 7047543 |
Optical disk clamping device |
May. 16, 2006 |
| 7013475 |
Optical disk drive and recording and reproducing apparatus with magnetic clamping |
Mar. 14, 2006 |
| 6938265 |
Turntable for disk storage medium and disk drive including the turntable |
Aug. 30, 2005 |
| 6877165 |
Optical disk drive and recording and reproducing apparatus with magnetic clamping |
Apr. 5, 2005 |
| 6874155 |
Chucking apparatus of disk player |
Mar. 29, 2005 |
| 6826772 |
Disk clamping apparatus for disk player |
Nov. 30, 2004 |
| 6799324 |
Disc driving apparatus |
Sep. 28, 2004 |
| 6757238 |
Disc clamping device |
Jun. 29, 2004 |
| 6728189 |
Disk loader |
Apr. 27, 2004 |
| 6721263 |
Disk holding mechanism and disk holding mechanism clamper |
Apr. 13, 2004 |
| 6697320 |
Clamping device with variable clamping force |
Feb. 24, 2004 |
| 6570836 |
Disk clamping mechanism |
May. 27, 2003 |
| 6529468 |
Optical disk driving device having a clamper for correcting warpage of an optical disk |
Mar. 4, 2003 |
| 6388983 |
Clamp mechanism for disk drive |
May. 14, 2002 |
| 6373813 |
Apparatus for activating a disk clamper by magnetic restoring force |
Apr. 16, 2002 |
| 6324154 |
Automatic disc-changing apparatus, disc-chucking apparatus, disc apparatus and position-detecting apparatus |
Nov. 27, 2001 |
| 6316854 |
Automatic up-and-down disc clamping apparatus with magnets |
Nov. 13, 2001 |
| 6317406 |
Device for gripping and holding a flat substrate |
Nov. 13, 2001 |
| 6297931 |
Recording disk with round spindle hole in magnetic hub and prerecorded tracking servo information |
Oct. 2, 2001 |
| 6292456 |
Apparatus for activating a disk clamper by magnetic restoring force |
Sep. 18, 2001 |
| 6252842 |
Disc for recording information signals and disc chucking device |
Jun. 26, 2001 |
| 6163520 |
Disc chucking mechanism |
Dec. 19, 2000 |
| 5748606 |
Optical disc player device with a vibration prevention mechanism |
May. 5, 1998 |
| 5731929 |
Disk recording/reproduction apparatus with disk clamp mechanism comprising a caddie holding a first disk and a spindle centering a second disk |
Mar. 24, 1998 |
| 5689388 |
Reduced-height magnetic disk drive unit, and disk mounting device for the unit |
Nov. 18, 1997 |
| 5671210 |
Magnet type clamping mechanism and disc driving apparatus using the same |
Sep. 23, 1997 |
| 5519687 |
Turntable device for an information disc |
May. 21, 1996 |
| 5457676 |
Turntable of a disk player with a resiliently biased magnet |
Oct. 10, 1995 |
| 5388094 |
Turntable brake for a disc player |
Feb. 7, 1995 |
| 5128818 |
Stable disc unit having reduced thickness |
Jul. 7, 1992 |
| 5117415 |
Optical card, a card holder and an apparatus for recording, reproducing and erasing information on and from the optical card |
May. 26, 1992 |
| 5072438 |
Optical information recording disc and apparatus for driving the disc |
Dec. 10, 1991 |
| 5050158 |
Magnetic clamp for a disk medium |
Sep. 17, 1991 |
| 5007040 |
Magnetic recording and/or reproducing apparatus having a retaining mechanism for a disc-shaped magnetic record bearing medium |
Apr. 9, 1991 |
| 5001700 |
Disk clamp and centering apparatus for a beam addressable disk drive system |
Mar. 19, 1991 |
| 4982399 |
Information processing apparatus |
Jan. 1, 1991 |
| 4951277 |
Optical disk player |
Aug. 21, 1990 |
| 4847826 |
Disk cartridge |
Jul. 11, 1989 |
| 4841518 |
Clamping mechanism for information recording disk |
Jun. 20, 1989 |
| 4827470 |
Information memory medium |
May. 2, 1989 |
| 4827468 |
Information memory medium |
May. 2, 1989 |
| 4823337 |
Device for recording information on or reading information from an information disc |
Apr. 18, 1989 |
| 4802158 |
Disc clamping device for a disc cartridge player |
Jan. 31, 1989 |
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