Resources Contact Us Home
Browse by Category: Main > Information Technology
Class Information
Number: 720/705
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 > Having centering > Using balls
Description: Subject matter wherein the centering means includes spherical members.

Patents under this class:

Patent Number Title Of Patent Date Issued
8166496 Automatic balancing spindle motor Apr. 24, 2012
8074238 Spindle motor Dec. 6, 2011
7971213 Spindle motor with stability and vibration reduction mechanism Jun. 28, 2011
7461391 Spindle motor with stability and vibration reduction mechanism Dec. 2, 2008
5757762 Disk centering apparatus for a compact disk drive May. 26, 1998
5610900 Centering device of an optical disc player Mar. 11, 1997
4958839 Disc clamp employing resilient cone for spreading balls Sep. 25, 1990
4786997 Disk clamping mechanism for a disk player Nov. 22, 1988

  Recently Added Patents
Case of electronic device having antenna pattern embedded therein and mold and method for manufacturing the same
Visual indicator of online backup
Synergistic fungicidal interactions of 5-fluorocytosine and other fungicides
Efficient location discovery
Method for providing interactive site map
Inductive signal transfer system for computing devices
Maize hybrid X08B748
  Randomly Featured Patents
Proton conducting aromatic polyether type copolymers bearing main and side chain pyridine groups for use in proton exchange membrane fuel cells
Device for the plasma deposition of a polycrystalline diamond
Process for decreasing adiposity using Vitamin A as a dietary supplement
Method and apparatus for implementing IEEE 1149.1 compliant boundary scan
Compound semiconductor device and doherty amplifier using compound semiconductor device
DNA probe synthesis on chip on demand by MEMS ejector array
Ignition system of an internal combustion engine
Terminal and a method of forming the same
Device for balancing rotors by material removal
Novel apparatus and process for the TiCl.sub.4 feed to electrolysis cells for the preparation of titanium