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Class Information
Number: 318/623
Name: Electricity: motive power systems > Positional servo systems (e.g., servomechanisms) > With stabilizing features (e.g., anti-hunting, damping) > Load stabilization (e.g., viscous, magnetic or friction dampers)
Description: Subject matter in which the stabilizing means is a load stabilizer where the positioned load may have appreciable inertia.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7372231 |
Movable body position control device and stage device using the movable body position control device |
May. 13, 2008 |
| 7368888 |
Methods and systems for reducing unintentional collisions |
May. 6, 2008 |
| 7348750 |
Method, apparatus and article for load stabilization |
Mar. 25, 2008 |
| 7292001 |
Gain adjusting method for servo control device |
Nov. 6, 2007 |
| 7176643 |
Motor control apparatus |
Feb. 13, 2007 |
| 7109679 |
Damping for electromechanical actuators |
Sep. 19, 2006 |
| 7072025 |
Lithographic apparatus and device manufacturing method |
Jul. 4, 2006 |
| 7034492 |
Methods and systems for reducing unintentional collisions |
Apr. 25, 2006 |
| 7026780 |
Method for stabilizing the movement of an articulated chain of a chain block, especially to prevent the formation of a resonance oscillation of the chain, and a chain block apparatus |
Apr. 11, 2006 |
| 7026781 |
Stepping motor driving system, information recording and reproducing device, and stepping motor driving method |
Apr. 11, 2006 |
| 7019482 |
Motion controller having sliding mode controller |
Mar. 28, 2006 |
| 6998809 |
Robot apparatus, and load absorbing apparatus and method |
Feb. 14, 2006 |
| 6995535 |
Robot apparatus, and load absorbing apparatus and method |
Feb. 7, 2006 |
| 6989645 |
Robot apparatus, and load absorbing apparatus and method |
Jan. 24, 2006 |
| 6987374 |
Robot apparatus, and load absorbing apparatus and method |
Jan. 17, 2006 |
| 6979969 |
Robot apparatus, and load absorbing apparatus and method |
Dec. 27, 2005 |
| 6965210 |
Robot apparatus, and load absorbing apparatus and method |
Nov. 15, 2005 |
| 6959787 |
Elevator car frame vibration damping device |
Nov. 1, 2005 |
| 6956345 |
Robot apparatus, and load absorbing apparatus and method |
Oct. 18, 2005 |
| 6956346 |
Robot apparatus, and load absorbing apparatus and method |
Oct. 18, 2005 |
| 6927550 |
Device and method used to automatically compensate for synchronous disturbance |
Aug. 9, 2005 |
| 6911791 |
Method and device for the reduction of load cycle oscillations in the drive train of a motor vehicle |
Jun. 28, 2005 |
| 6906786 |
Lithographic apparatus and device manufacturing method |
Jun. 14, 2005 |
| 6891597 |
Driving apparatus, exposure apparatus, and device manufacturing method |
May. 10, 2005 |
| 6879126 |
Method and system for positioning a movable body in a magnetic bearing system |
Apr. 12, 2005 |
| 6876168 |
Disturbance attenuation in a precision servomechanism by a frequency-separated acceleration soft sensor |
Apr. 5, 2005 |
| 6861816 |
Positional control of a controlled object during movement initiation |
Mar. 1, 2005 |
| 6734650 |
System and method for controlling an active magnetic bearing using continuous variable compensation |
May. 11, 2004 |
| 6690136 |
Numerical controlling unit |
Feb. 10, 2004 |
| 6677722 |
Servo control method |
Jan. 13, 2004 |
| 6654098 |
Stage apparatus, exposure apparatus, and device production method |
Nov. 25, 2003 |
| 6624607 |
Energy-absorbing filter for a motor |
Sep. 23, 2003 |
| 6534944 |
Servo controller |
Mar. 18, 2003 |
| 6518721 |
Oscillation isolator |
Feb. 11, 2003 |
| 6472840 |
Vibration cancellation apparatus and exposure apparatus |
Oct. 29, 2002 |
| 6310456 |
Control system and method |
Oct. 30, 2001 |
| 6191513 |
Stator-controlled magnetic bearing |
Feb. 20, 2001 |
| 6107767 |
Electric assist steering system having an improved motor current controller with notch filter |
Aug. 22, 2000 |
| 6107770 |
Control system for counter-oscillating masses |
Aug. 22, 2000 |
| 6040672 |
Electroactive waveform control device and related method |
Mar. 21, 2000 |
| 5986427 |
Error-compensated velocity control |
Nov. 16, 1999 |
| 5973469 |
Motor driving apparatus |
Oct. 26, 1999 |
| 5959422 |
Device for and method of controlling vibrations of a two-inertial resonant system |
Sep. 28, 1999 |
| 5949162 |
Unbalanced force generation in motors |
Sep. 7, 1999 |
| 5942871 |
Double flexure support for stage drive coil |
Aug. 24, 1999 |
| 5939852 |
Stage feeding device |
Aug. 17, 1999 |
| 5929587 |
Method and apparatus for controlling servomotor in two inertial systems |
Jul. 27, 1999 |
| 5910720 |
Cross-shaped torsional spring |
Jun. 8, 1999 |
| 5905352 |
Magneto-repulsion punching with dynamic damping |
May. 18, 1999 |
| 5854546 |
Suppression of radio frequency emissions |
Dec. 29, 1998 |
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