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Class Information
Number: 318/648
Name: Electricity: motive power systems > Positional servo systems (e.g., servomechanisms) > With particular "error-detecting" means > With inertial, direction or inclination measuring instrument
Description: Subject matter in which the error detecting means is an inertial, direction, or inclination measuring instrument.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7602134 |
Twist capsule for rotatable payload |
Oct. 13, 2009 |
| 7554283 |
Non-reaction torque drive |
Jun. 30, 2009 |
| 7535193 |
Five axis compensated rotating stage |
May. 19, 2009 |
| 7454130 |
Anti-vibration apparatus for image pickup system and image pickup system having the same |
Nov. 18, 2008 |
| 7403127 |
Device for establishing and/or monitoring a predetermined fill level in a container |
Jul. 22, 2008 |
| 7352944 |
Laser alignment device |
Apr. 1, 2008 |
| 7190140 |
Sliding mode controller position control device |
Mar. 13, 2007 |
| 7176649 |
DC motor control apparatus and recording apparatus |
Feb. 13, 2007 |
| 7174242 |
Ship motion predictor |
Feb. 6, 2007 |
| 7147299 |
Control unit and method for controlling motor for use in printer, and storage medium storing control program |
Dec. 12, 2006 |
| 7102528 |
Device for determining and/or monitoring a predetermined filling level in a container |
Sep. 5, 2006 |
| 7078875 |
DC motor control apparatus and recording apparatus |
Jul. 18, 2006 |
| 6998812 |
Method for determining the mass moment of inertia of an electric motor drive system |
Feb. 14, 2006 |
| 6888619 |
Positioning device |
May. 3, 2005 |
| 6877837 |
Control unit and method for controlling motor for use in printer, and storage medium storing control program |
Apr. 12, 2005 |
| 6678582 |
Method and control device for avoiding collisions between cooperating robots |
Jan. 13, 2004 |
| 6621245 |
System for the stabilization of an object mounted on a moving platform |
Sep. 16, 2003 |
| 6600280 |
Electric power steering system |
Jul. 29, 2003 |
| 6586901 |
Methods and apparatus suitable for facilitating control of an aircraft rudder |
Jul. 1, 2003 |
| 6577030 |
Electric power steering apparatus |
Jun. 10, 2003 |
| 6417642 |
Motor-controlling circuit for an optical-axis-adjusting unit of a vehicle illuminating device |
Jul. 9, 2002 |
| 6373219 |
Motor control system and motor control method |
Apr. 16, 2002 |
| 6351092 |
System for the stabilization of an object mounted on a moving platform |
Feb. 26, 2002 |
| 6287735 |
Method and apparatus for controlling the leveling table of a wafer stage |
Sep. 11, 2001 |
| 6271640 |
Exposure apparatus having reaction frame |
Aug. 7, 2001 |
| 6265891 |
Apparatus for detecting a coil short circuit in an electric motor |
Jul. 24, 2001 |
| 6191550 |
Method and apparatus for detecting abnormality in rotation sensor |
Feb. 20, 2001 |
| 6181983 |
Method of command control for a robot manipulator |
Jan. 30, 2001 |
| 6107770 |
Control system for counter-oscillating masses |
Aug. 22, 2000 |
| 6013997 |
Three dimensional tactile seam tracing device |
Jan. 11, 2000 |
| 6013999 |
Stepper motor control that adjusts to motor loading |
Jan. 11, 2000 |
| 5990652 |
Swing system for a surface mining shovel |
Nov. 23, 1999 |
| 5892340 |
Vehicle sliding door opening/closing control device |
Apr. 6, 1999 |
| 5808439 |
Satellite small angle tilting mechanism |
Sep. 15, 1998 |
| 5801507 |
Acceleration sensor |
Sep. 1, 1998 |
| 5747961 |
Beat frequency motor position detection scheme for tuning fork gyroscope and other sensors |
May. 5, 1998 |
| 5703453 |
Horizontal state correction circuit of a disk transferring device and method therefor |
Dec. 30, 1997 |
| 5663621 |
Autonomous, low-cost, automatic window covering system for daylighting applications |
Sep. 2, 1997 |
| 5534759 |
Electric vehicle monitoring system |
Jul. 9, 1996 |
| 5477114 |
Method and system for estimating inertia of 2-mass system during speed control |
Dec. 19, 1995 |
| 5465144 |
Remote tracking system for moving picture cameras and method |
Nov. 7, 1995 |
| 5413010 |
Electric motor having a spherical rotor and its application apparatus |
May. 9, 1995 |
| 5412299 |
Variable servo loop compensation in an active hand controller |
May. 2, 1995 |
| 5361115 |
Camera |
Nov. 1, 1994 |
| 5274314 |
Adaptive friction compensator |
Dec. 28, 1993 |
| 5179421 |
Remote tracking system particularly for moving picture cameras and method |
Jan. 12, 1993 |
| 5177415 |
Apparatus and method for controlling a vibratory tool |
Jan. 5, 1993 |
| 5164641 |
Apparatus and method for controlling the frequency of vibration of a compacting machine |
Nov. 17, 1992 |
| 5156370 |
Method and apparatus for minimizing multiple degree of freedom vibration transmission between two regions of a structure |
Oct. 20, 1992 |
| 5135067 |
Electric power steering system |
Aug. 4, 1992 |
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