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Class Information
Number: 244/177
Name: Aeronautics > Aircraft control > Automatic > Electric course control > Multiple-axis altitude stabilization
Description: System wherein the aircraft is governed in a condition of preset and uniform flight relative to its course, its altitude and its disposition with respect to the horizon, in order to maintain uniform flight.

Sub-classes under this class:

Class Number Class Name Patents
244/179 By change in bank 21
244/178 Trim control 68

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8649919 Method and device for attenuating the effects of turbulence on an aircraft Feb. 11, 2014
8434712 Methods and apparatus for driving rotational elements of a vehicle May. 7, 2013
8219266 Method and device for reducing on an aircraft lateral effects of a turbulence Jul. 10, 2012
8185259 Fuzzy logic-based control method for helicopters carrying suspended loads May. 22, 2012
8175760 Displaying method and device for an aircraft following a flight plan May. 8, 2012
8052094 Fast hybrid helicopter with long range with longitudinal trim control Nov. 8, 2011
7996120 Method and device for flying an aircraft according to at least one flying line Aug. 9, 2011
7969110 Compensation actuator for a rotorcraft flight control Jun. 28, 2011
7840389 Method of optimizing stiffened panels under stress Nov. 23, 2010
7510141 Autonomous control method for small unmanned helicopter Mar. 31, 2009
7305286 System and method for gyro enhanced vertical flight information Dec. 4, 2007
7191985 Aircraft multi-axis modal suppression system Mar. 20, 2007
7130744 Method for determining and compensating the scale factor error caused by a wavelength change in a GPS-based inertial navigation system Oct. 31, 2006
7120522 Alignment of a flight vehicle based on recursive matrix inversion Oct. 10, 2006
6961643 System and method for gyro enhanced vertical flight information Nov. 1, 2005
6915989 Aircraft multi-axis modal suppression system Jul. 12, 2005
6876926 Method and system for processing pulse signals within an inertial navigation system Apr. 5, 2005
6845303 Micro-satellite and satellite formation for inverse and distributed proximity operations Jan. 18, 2005
6751532 Wind turbulence prediction system Jun. 15, 2004
6691006 Dynamic assignment of maintenance tasks to aircraft maintenance personnel Feb. 10, 2004
6678567 Pilot input device to control direction, altitude, and speed of aircraft Jan. 13, 2004
6621245 System for the stabilization of an object mounted on a moving platform Sep. 16, 2003
6352223 System for the yaw control of an aircraft Mar. 5, 2002
6351092 System for the stabilization of an object mounted on a moving platform Feb. 26, 2002
6338454 Aircraft flight control device Jan. 15, 2002
6336060 Arithmetic processing method and system in a wide velocity range flight velocity vector measurement system using a square truncated pyramid-shape five-hole pitot probe Jan. 1, 2002
6073084 Process and device for verifying the consistency of the measurements from an angle-of-attack probe Jun. 6, 2000
5948045 Method for airbourne transfer alignment of an inertial measurement unit Sep. 7, 1999
5833173 Aircraft frequency adaptive modal suppression system Nov. 10, 1998
5797105 Air active control aircraft using three dimensional true airspeed detection system Aug. 18, 1998
5678786 Reconfigurable helicopter flight control system Oct. 21, 1997
5465212 Helicopter integrated fire and flight control having a pre-launch and post-launch maneuver director Nov. 7, 1995
5428543 Vertical control system for rotary wing aircraft Jun. 27, 1995
5337982 Apparatus and method for controlling the vertical profile of an aircraft Aug. 16, 1994
5308025 Spacecraft spin axis capture system and method May. 3, 1994
5195700 Low speed model following velocity command system for rotary wing aircraft Mar. 23, 1993
4964599 System for controlling roll and yaw of an aircraft Oct. 23, 1990
4914598 Integrated redundant reference system for the flight control and for generating heading and attitude informations Apr. 3, 1990
4797829 Flight control optimization system for multi-control surface aircraft Jan. 10, 1989
4611863 Magnetically supported and torqued momentum reaction sphere Sep. 16, 1986
4580223 Incorporation of pitch bias actuator function into an existing AFCS Apr. 1, 1986
4562978 Adjustable mounting tray for aircraft inertial reference units and the like Jan. 7, 1986
4484283 Aircraft roll-yaw fault protocols Nov. 20, 1984
4460964 Multiaxis hardover protection apparatus for automatic flight control systems Jul. 17, 1984
4420808 Multi-axis force stick, self-trimmed aircraft flight control system Dec. 13, 1983
4417308 Dual inner loop fault inhibit of aircraft outer loop Nov. 22, 1983
4392203 Aircraft coordinated turn with lagged roll rate Jul. 5, 1983
4387432 Pulsed aircraft actuator Jun. 7, 1983
4387430 Pitch stick force inhibit of aircraft automatic outer loop Jun. 7, 1983
4387431 Roll attitude inhibit of aircraft automatic outer loop Jun. 7, 1983

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