Resources Contact Us Home
Browse by Category: Main > Information Technology
Class Information
Number: 720/717
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 > Optical storage disc contact structure on turntable surface > Reducing eccentricity
Description: Subject matter including means for compensating for optical storage medium or turntable irregularities.

Patents under this class:

Patent Number Title Of Patent Date Issued
8495669 Disk rotating device, disk, disk assembly, disk cartridge, and recording and reproducing device Jul. 23, 2013
8486320 Spindle motor tray adhesive dispensing method and supplementary apparatus Jul. 16, 2013
8281331 Data storage medium support member, chucking device, brushless motor, and disc drive apparatus Oct. 2, 2012
7685614 Optical disk drive Mar. 23, 2010
7480926 Deviation adjustment mechanism for spindle motor and pickup head of optical disk drives Jan. 20, 2009
7454770 Apparatus for reading information, supporting means for use in the apparatus and method for rotating a data carrier Nov. 18, 2008
7448266 Fabrication method of optical disk drive Nov. 11, 2008
7191458 Turntable and optical disk using the turntable Mar. 13, 2007
7127731 Apparatus for reading information, supporting means for use in the apparatus and method for rotating a date carrier Oct. 24, 2006
7051346 Disk drive apparatus having particular clamping device May. 23, 2006
6938265 Turntable for disk storage medium and disk drive including the turntable Aug. 30, 2005
6865744 Disk drive with compensation of disk eccentricity Mar. 8, 2005
6829777 Turn table and optical disk using the turn table Dec. 7, 2004
6704272 Spindle rotation driving device with aligning member and air bearings for rotating information storage disks Mar. 9, 2004
6366552 Disk drive with compensation of disk eccentricity Apr. 2, 2002
6226254 Disk drive mechanism May. 1, 2001
5978341 Disk player Nov. 2, 1999
5825746 Disk drive having eccentricity correction device Oct. 20, 1998
4875118 Reducing harmful runout in a rigid magnetic disk through use of shims Oct. 17, 1989

  Recently Added Patents
Method and apparatus for managing communication services for user endpoint devices
AIN buffer N-polar GaN HEMT profile
Compound containing a carbon or an oxygen isotope, preparation and use thereof, and composition comprising thereof
Preamplifier-to-channel communication in a storage device
Configurable caged ball insert for a downhole tool
Method and apparatus for monitoring wireless communication in hearing assistance systems
  Randomly Featured Patents
Device for fixing an object to a support
Content replacement by PID mapping
Electronic ignition system
Blendable cheese snack
Tamper indicating band having foldable tabs including tab extensions, tamper indicating closure including such tamper indicating band, and tamper indicating closure including such tamper indic
Composition of biocompatible microparticles of alginic acid for the controlled release of active ingredients by intravenous administration
Imidazopyrazinones as GABA-A receptor anxiolytics
Compositions based on high molecular weight polyesters and methods for making the same
Seal for cells containing alkaline electrolyte
Manufacture of sheets of controlled thickness from meltable material