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Class Information
Number: 244/170
Name: Aeronautics > Spacecraft > Attitude control > By nutation damper
Description: Apparatus provided with means for diminishing the effect of gyratory, unbalancing forces about the spin axis of the machine or structure to eliminate wobbling or nodding thereof whereby to stabilize and/or maintain the spin axis of the machine or structure in a desired attitude.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8620496 Systems and method of controlling a spacecraft using attitude sensors Dec. 31, 2013
8401717 Actuator control reducing the level of vibration of an associated flexible structure Mar. 19, 2013
8321076 On-line inertia estimation for use in controlling an aerospace vehicle Nov. 27, 2012
7690602 Satellite active motion damping Apr. 6, 2010
7076341 Autonomous manoeuvring for spinning spacecraft Jul. 11, 2006
6705573 Survivability and mission flexibility enhancements for reconnaissance aircraft Mar. 16, 2004
6672543 Compact mechanism for retrieval of a towed body from moving vehicles Jan. 6, 2004
6634861 Power plant for propeller aircraft Oct. 21, 2003
6499699 Satellite attitude control system and method Dec. 31, 2002
6439509 Pre-bias scheme for roll momentum unloads on pitch momentum bias/yaw reaction wheel spacecraft Aug. 27, 2002
6341750 Spacecraft motion estimation using a gimballed momentum wheel Jan. 29, 2002
6290183 Three-axis, six degree-of-freedom, whole-spacecraft passive vibration isolation system Sep. 18, 2001
6289268 Attitude determination system and method Sep. 11, 2001
6199801 Whole-spacecraft passive isolation devices Mar. 13, 2001
6138061 Onboard orbit propagation using quaternions Oct. 24, 2000
6062512 Wobble and nutation control, and spin stabilization for a spacecraft using momentum conserving devices May. 16, 2000
6003817 Actively controlled thermal panel and method therefor Dec. 21, 1999
6000661 Autonomous spacecraft payload base motion estimation and correction Dec. 14, 1999
5957410 Earth oriented satellite and process for controlling the position, nutation and spin Sep. 28, 1999
5906339 Multiple axis solar sailing May. 25, 1999
5884869 Satellite spin vector control with sun sensor Mar. 23, 1999
5826828 Sun/earth acquisition without thrusters Oct. 27, 1998
5816538 Dynamic decoupler for improved attitude control Oct. 6, 1998
5794892 Critical nutation dampling on spinning bodies via momentum wheels or similar devices Aug. 18, 1998
5752675 Thruster control of yaw without yaw measurements May. 19, 1998
5702067 Method and apparatus for determining the angular momentum vector of a satellite Dec. 30, 1997
5597141 Efficient mass translation device Jan. 28, 1997
5597143 Process and a device for controlling the attitude of a three-axis stabilized spinning spacecraft Jan. 28, 1997
5582369 Method of minimizing, damping or compensating disturbances to a spin-stabilized satellite Dec. 10, 1996
5395076 Spacecraft velocity change maneuvers by variable arcjets Mar. 7, 1995
5308025 Spacecraft spin axis capture system and method May. 3, 1994
5222023 Compensated transition for spacecraft attitude control Jun. 22, 1993
5201833 Attitude control system with reaction wheel friction compensation Apr. 13, 1993
5139217 Passive damper for spin stabilized projectiles Aug. 18, 1992
5062593 Solid-propellant-powered maneuvering system for spacecraft Nov. 5, 1991
5042752 Apparatus for controlling the attitude of and stabilizing an elastic body Aug. 27, 1991
4947067 Vibrator/dampener having magnetic suspension and servo-control along three axes Aug. 7, 1990
4931942 Transition control system for spacecraft attitude control Jun. 5, 1990
4927101 Method for tilting the moment of inertia of a rotating free body in space into any given direction May. 22, 1990
4922159 Linear precision actuator with accelerometer feedback May. 1, 1990
4897582 Linear dc motor vibration controller Jan. 30, 1990
4843294 Solar array stepping to minimize array excitation Jun. 27, 1989
4824052 Nutation sensor and nutation control system for a dual-spin stabilized satellite Apr. 25, 1989
4776540 Method of orienting a synchronous satellite Oct. 11, 1988
4732354 Active damping of satellite nutation Mar. 22, 1988
4728062 Pivot actuated nutation damping for a dual-spin spacecraft Mar. 1, 1988
4591117 Spacecraft nutation damping May. 27, 1986
4516746 Nutation damper system comprising a control member for varying a natural frequency of a pendulum May. 14, 1985
4504033 Stabilizing device for gyroscope effect apparatus such as a space craft or vehicle, especially with a view to damping the nutation motion Mar. 12, 1985
4504032 Control of nutation in a spacecraft Mar. 12, 1985

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