Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Information Technology
Class Information
Number: 720/702
Name: Dynamic optical information storage or retrieval > Dynamic mechanism optical subsystem > Optical storage medium support (i.e., turntable or spindle motor) > Having balancer > Having balls
Description: Subject matter wherein the balancer includes spherical members.










Patents under this class:

Patent Number Title Of Patent Date Issued
8599516 Disk drive device in which reduction in unbalanced amount can be adjusted Dec. 3, 2013
8468555 Turntable for spindle motor and spindle motor having the same Jun. 18, 2013
8464284 Disk rotation device Jun. 11, 2013
8407731 Motor with a chucking device having a turntable and a plurality of balls, and a disk drive apparatus including the motor Mar. 26, 2013
8166496 Automatic balancing spindle motor Apr. 24, 2012
8074238 Spindle motor Dec. 6, 2011
8069457 Auto-balancing device, turntable device, and disc driving device Nov. 29, 2011
7971213 Spindle motor with stability and vibration reduction mechanism Jun. 28, 2011
7917918 Brushless motor having chucking mechanism, and disk driving device having the brushless motor Mar. 29, 2011
7814506 Turntable allowing easy assembly of magnetizing yoke Oct. 12, 2010
7814507 Method for controlling ball auto-balance system of optical disk drive Oct. 12, 2010
7757245 Spindle motor with stability and vibration reduction mechanism Jul. 13, 2010
7461391 Spindle motor with stability and vibration reduction mechanism Dec. 2, 2008
7434240 Spindle motor including a ball cover having decelerating portion Oct. 7, 2008
7367037 Disk player, and turntable incorporating self-compensating dynamic balancer, clamper incorporating self-compensating dynamic balancer and spindle motor incorporating self-compensating dynamic Apr. 29, 2008
RE39996 Auto balancing apparatus for disk drive with guide Jan. 1, 2008
7058961 Disk player, and self-compensating-dynamic-balancer (SCDB) integrated turntable, SCDB integrated clamper and SCDB integrated spindle motor employed in the same Jun. 6, 2006
7028320 Method for reducing the rotation speed of an automatic ball balancing system of an optical disk reading device Apr. 11, 2006
6957442 Spindle motor for optical disc player Oct. 18, 2005
6741544 Disk drive apparatus May. 25, 2004
6731588 Disk player, and self-compensating-dynamic-balancer (SCDB) integrated turntable, SCDB integrated clamper and SCDB integrated spindle motor employed in the same May. 4, 2004
6711116 Balanced disk drive apparatus Mar. 23, 2004
6493311 Automatic balance device for disk Dec. 10, 2002
6477133 Disk drive with unbalance correcting mechanism Nov. 5, 2002
6452896 Auto balancing apparatus for disk drive with guide Sep. 17, 2002
6348747 Method for controlling an auto-balancing system of the optic disk in an optic disk drive Feb. 19, 2002
6333912 Self-compensating dynamic ball balancer for disk player Dec. 25, 2001
6330220 Vibration preventing mechanism and a disc apparatus having such a vibration preventing apparatus Dec. 11, 2001
6314077 Disk drive Nov. 6, 2001
6243351 Automatic balancing device of optic disc drive Jun. 5, 2001
6198715 Disc device having disc in balance correcting arrangements Mar. 6, 2001
6155134 Rotation control apparatus Dec. 5, 2000











 
 
  Recently Added Patents
System and method for measuring an analyte in a sample
Method and system for constructing a customized web analytics application
Graphical user interface for interpreting the results of image analysis
Method and system for distributing load by redirecting traffic
Semiconductor memory device and method for driving the same
Glove
Emergency whistle, flashlight, and compass
  Randomly Featured Patents
Interactive digital video services system with store and forward capabilities
Disc brake, in particular for a motor vehicle, pad for such a brake and anti-noise shim for such a pad
Heat exchanger apparatus
Bandwidth efficient QAM on a TDM-FDM system for wireless communications
Integrated spark plug-combustion pressure sensor
Information transmission system, information transmission device, information transmission method, and computer readable medium storing a program for information transmission
Compact industrial vehicle
Payment terminal
System and method for invocation of a check of a telecommunications application through use of a call probe
Pneumatic brake booster with load reaction carrying members