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Class Information
Number: 33/321
Name: Geometrical instruments > Indicator of direction of force traversing natural media > Gyroscopically controlled or stabilized > Plural gyroscopes (e.g., reference platform, etc.)
Description: Device comprising two or more gyroscopes.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7412770 |
Device for adjusting the angle of a sighting unit to a target |
Aug. 19, 2008 |
| 7363717 |
System and method for using rotation sensors within a borehole |
Apr. 29, 2008 |
| 7251900 |
Methods and systems utilizing intermediate frequencies to control multiple coriolis gyroscopes |
Aug. 7, 2007 |
| 7225550 |
System and method for using microgyros to measure the orientation of a survey tool within a borehole |
Jun. 5, 2007 |
| 7117605 |
System and method for using microgyros to measure the orientation of a survey tool within a borehole |
Oct. 10, 2006 |
| 7093370 |
Multi-gimbaled borehole navigation system |
Aug. 22, 2006 |
| 6965397 |
Measuring camera attitude |
Nov. 15, 2005 |
| 6895678 |
Borehole navigation system |
May. 24, 2005 |
| 6621245 |
System for the stabilization of an object mounted on a moving platform |
Sep. 16, 2003 |
| 6594911 |
Long-term navigation method and device |
Jul. 22, 2003 |
| 6396235 |
Stabilized common gimbal |
May. 28, 2002 |
| 6377906 |
Attitude estimation in tiltable body using modified quaternion data representation |
Apr. 23, 2002 |
| 6354011 |
Orientation measuring device |
Mar. 12, 2002 |
| 6351092 |
System for the stabilization of an object mounted on a moving platform |
Feb. 26, 2002 |
| 6338199 |
Sensor |
Jan. 15, 2002 |
| 6131068 |
Accuracy of an inertial measurement unit |
Oct. 10, 2000 |
| 5606414 |
Interferometric ship's heading reference system |
Feb. 25, 1997 |
| 5396326 |
Two gimbal error averaging astro-inertial navigator |
Mar. 7, 1995 |
| 5369889 |
Single gyro northfinder |
Dec. 6, 1994 |
| 5331578 |
Procedure for measuring angles and trajectories by means of gyros and inertial systems |
Jul. 19, 1994 |
| 5297052 |
Integrated fault-tolerant air data inertial reference system |
Mar. 22, 1994 |
| 5184304 |
Fault-tolerant inertial navigation system |
Feb. 2, 1993 |
| 5115570 |
Method for eliminating gyro errors |
May. 26, 1992 |
| 5060392 |
North finding system |
Oct. 29, 1991 |
| 5042156 |
Method and apparatus for reducing measurement errors in a navigation triad |
Aug. 27, 1991 |
| 4973144 |
Inertial device for stabilizing the inclination of an orientable body and vehicle-mounted telescope mirror fitted with a device of this kind |
Nov. 27, 1990 |
| 4945647 |
North finding system |
Aug. 7, 1990 |
| 4914598 |
Integrated redundant reference system for the flight control and for generating heading and attitude informations |
Apr. 3, 1990 |
| 4596989 |
Stabilized antenna system having an acceleration displaceable mass |
Jun. 24, 1986 |
| 4582291 |
Mechanically stabilized platform system |
Apr. 15, 1986 |
| 4483080 |
Alignment detection system |
Nov. 20, 1984 |
| 4472978 |
Stabilized gyrocompass |
Sep. 25, 1984 |
| 4471533 |
Well mapping system and method with sensor output compensation |
Sep. 18, 1984 |
| 4442435 |
Gyro stabilization platform for scanning antenna |
Apr. 10, 1984 |
| 4437243 |
Gyroscopic instrument |
Mar. 20, 1984 |
| 4292854 |
Gyroscopic apparatus having three-axis inertial platform with rapid warm-up |
Oct. 6, 1981 |
| 4280188 |
Survivable redundant vector sensors for systems with differing maximum output requirements |
Jul. 21, 1981 |
| 4258578 |
Floated, internally gimballed platform assembly |
Mar. 31, 1981 |
| 4212443 |
Strapped down attitude and heading reference system for aircraft employing skewed axis two-degree-of-freedom rate gyros |
Jul. 15, 1980 |
| 4197654 |
Survey apparatus and method employing all latitude, all attitude gyrocompassing |
Apr. 15, 1980 |
| 4179818 |
Tetrahedral redundant inertial reference unit |
Dec. 25, 1979 |
| 4151656 |
Manually manipulatable gyroscope-stabilized indicating apparatus and method for its use |
May. 1, 1979 |
| 4151519 |
Protective circuit for compass repeater amplifier systems |
Apr. 24, 1979 |
| 4118707 |
Gyro stabilized platform for scanning antenna |
Oct. 3, 1978 |
| 4084774 |
Redundant off-axis sensor assemblies |
Apr. 18, 1978 |
| 4062126 |
Deadband error reduction in target sight stabilization |
Dec. 13, 1977 |
| 4020491 |
Combination gyro and pendulum weight passive antenna platform stabilization system |
Apr. 26, 1977 |
| 3979090 |
Velocity damped erection system for stable gyroscopic attitude and heading reference apparatus |
Sep. 7, 1976 |
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