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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Information Technology
Class Information
Number: 360/99.05
Name: Dynamic magnetic information storage or retrieval > Record transport with head stationary during transducing > Disk record > Flexible disk > Disk seating
Description: Subject matter for retaining the flexible disk in or on a disk rotating device.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7363641 Aligning device, for a disk recording medium, having a sliding portion disposed between the medium and turntable guide portion Apr. 22, 2008
7155807 Method of centering media disks on the hub of a spindle motor in a hard disk drive Jan. 2, 2007
7093346 Conning motor hub surface method for hard disk drives Aug. 22, 2006
6947254 Interchangeable cartridge data storage system for devices performing diverse functions Sep. 20, 2005
6785091 Interchangeable cartridge data storage system for devices performing diverse functions Aug. 31, 2004
6741419 Disk rotation driving apparatus in which a disk-like recording medium is centered on a turn table May. 25, 2004
6587304 Interchangeable cartridge data storage system for devices performing diverse functions Jul. 1, 2003
6563668 Integrated spacer clamp for disk drive May. 13, 2003
6525441 Spindle motor having disc mounting portion Feb. 25, 2003
6525900 Flexible recording system, flexible disk drive and recording disk Feb. 25, 2003
6512315 Brushless motor having turntable Jan. 28, 2003
6510026 Exchangeable storage apparatus, recording medium drive actuator, head drive actuator, and recording medium cartridge Jan. 21, 2003
6462903 Disc-shaped recording medium and disc driving system Oct. 8, 2002
6362930 Floppy disk drive checking device Mar. 26, 2002
6339273 Small-size motor Jan. 15, 2002
RE37503 Floppy disk drive device Jan. 8, 2002
6320836 Apparatus for ensuring operational clearance between a rotating disc type medium and a disc cartridge enclosing the medium Nov. 20, 2001
RE37426 Floppy disk dive device Oct. 30, 2001
6297931 Recording disk with round spindle hole in magnetic hub and prerecorded tracking servo information Oct. 2, 2001
6281608 Spindle motor and turn table assembly having structure for canceling unbalanced centrifugal force Aug. 28, 2001
6278575 Method mounting a data storage cartridge that minimizes Z-axis translation Aug. 21, 2001
6272104 Media retention device for CD ROM and digital video drives in a portable computer Aug. 7, 2001
6252319 Disk rotating mechanism Jun. 26, 2001
6246539 Disk chucking mechanism Jun. 12, 2001
6233110 Disc driving device with rotational velocity control May. 15, 2001
6191913 Motor loading system for a disk drive Feb. 20, 2001
6181511 Platform forward latch with locking feature Jan. 30, 2001
6160334 Motor for driving information medium Dec. 12, 2000
RE36931 Magnetic disc storage system with hydrodynamic bearing Oct. 31, 2000
6134081 Media hub mounting system for minimizing Z-axis during cartridge insertion and ejection translation Oct. 17, 2000
6061215 Disc recording medium with check insertion hole extending across inner and outer rim portions of the hub May. 9, 2000
6040649 Support structure apparatus for a spindle motor of a compact disc machine Mar. 21, 2000
6031687 Disk table in magnetic disk drive Feb. 29, 2000
6005311 Spindle motor and turn table assembly having structure for canceling unbalanced centrifugal force Dec. 21, 1999
6002547 Disk drive with a rotatably mounted disk drive motor Dec. 14, 1999
5984319 Holding device Nov. 16, 1999
5875069 Claw-pole synchronous motor for driving a storage device Feb. 23, 1999
5822151 Disk drive apparatus Oct. 13, 1998
5798886 Magnetic disk chucking mechanism having a notched arm for clamping a roller Aug. 25, 1998
5777398 Internal backup power device for a computer Jul. 7, 1998
5744882 Spindle motor Apr. 28, 1998
5724209 Low-profile disk mounting assembly, and low-profile disk drives constructed therefrom Mar. 3, 1998
5715115 Disk chucking mechanism Feb. 3, 1998
5701217 Disk chucking mechanism and drive pin structure having chucking lever movable in two degrees of freedom Dec. 23, 1997
5694269 Spindle motor hub assembly of hard disk drive Dec. 2, 1997
5689388 Reduced-height magnetic disk drive unit, and disk mounting device for the unit Nov. 18, 1997
5610779 Floppy disk drive Mar. 11, 1997
5610782 Floppy disk drive device Mar. 11, 1997
5600512 Disc spacer with interior groove Feb. 4, 1997
5572383 Magnetic floppy disc drive receiving two discs having different sizes Nov. 5, 1996

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