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Class Information
Number: 244/17.13
Name: Aeronautics > Aircraft, heavier-than-air > Helicopter or auto-rotating wing sustained, i.e., gyroplanes > Automatic or condition responsive control
Description: Gyroplanes in which means responsive to a condition of the aircraft controls the rotary wing system.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8684314 Emergency piloting by means of a series actuator for a manual flight control system in an aircraft Apr. 1, 2014
8662438 Navigation electronic card support for a rotary wing drone Mar. 4, 2014
8662439 System and method for limiting cyclic control inputs Mar. 4, 2014
8666568 Method and a device for performing a health check of a turbine engine of an aircraft having at least one such engine Mar. 4, 2014
8655509 Flight control system of aircraft Feb. 18, 2014
8651424 Driving controller of remote control equipment Feb. 18, 2014
8651425 Emergency collective actuator and method for a helicopter Feb. 18, 2014
8639400 Altitude control of an indoor flying toy Jan. 28, 2014
8622336 Stabilizer Jan. 7, 2014
8622349 Device for assisting the piloting of a rotorcraft Jan. 7, 2014
8626359 Implementation of Kalman filter linear state estimator for actuator equalization Jan. 7, 2014
8615980 Gas turbine engine with noise attenuating variable area fan nozzle Dec. 31, 2013
8600586 Stable approach monitor (SAM) system Dec. 3, 2013
8590827 Rijke tube cancellation device for helicopters Nov. 26, 2013
8583295 Method of controlling and regulating the deflection angle of a tailplane in a hybrid helicopter Nov. 12, 2013
8577520 Altitude control of an indoor flying toy Nov. 5, 2013
8561938 Directional control for a helicopter Oct. 22, 2013
8523102 Method and apparatus for aircraft sensor and actuator failure protection using reconfigurable flight control laws Sep. 3, 2013
8496199 System and method for limiting cyclic control inputs Jul. 30, 2013
8474761 Method of piloting a rotary wing drone having multiple rotors Jul. 2, 2013
8473125 Method of piloting a multiple rotor rotary-wing drone to follow a curvilinear turn Jun. 25, 2013
8473189 Helicopter having collision avoidance apparatus Jun. 25, 2013
8460050 Transmission mechanism for remote-controlled toy helicopter Jun. 11, 2013
8430353 Helicopter torque counteraction device Apr. 30, 2013
8413923 Method of and device for actively damping vertical oscillations in a helicopter carrying a suspended external payload Apr. 9, 2013
8392037 Stabilized approach to a point in degraded visual environment Mar. 5, 2013
8382028 Rotary wing aircraft rotating machinery vibration control system Feb. 26, 2013
8376266 Method of controlling a hybrid helicopter in yaw, and a hybrid helicopter provided with a yaw control device suitable for implementing said method Feb. 19, 2013
8360369 Emergency collective actuator and method for a helicopter Jan. 29, 2013
8342455 Method of assisting piloting, piloting assistance means, and a piloting assistance device for a rotorcraft using said piloting assistance means to implement said piloting assistance method Jan. 1, 2013
8272592 Method and system for controlling helicopter vibrations Sep. 25, 2012
8275500 Gas turbine engine fixed collective takeoff compensation control system and method Sep. 25, 2012
8240617 Variable damping of haptic feedback for a flight-attitude changing linkage of an aircraft Aug. 14, 2012
8231077 Torque counter-action device Jul. 31, 2012
8210469 Hybrid device for vibration control Jul. 3, 2012
8201771 Helicopter rotor control system with individual blade control Jun. 19, 2012
8196855 Helicopter auxiliary anti-torque system Jun. 12, 2012
8186629 Method and a device for optimizing the operation of propulsive propellers disposed on either side of a rotorcraft fuselage May. 29, 2012
8123176 Velocity feedback control system for a rotor of a toy helicopter Feb. 28, 2012
8123175 Velocity feedback control system for a rotor of a toy helicopter Feb. 28, 2012
8121773 Method and an instrument for determining the limiting parameter of a turboshaft engine Feb. 21, 2012
8070091 Electromechanical actuation system and method Dec. 6, 2011
8056851 Helicopter antitorque tail rotor Nov. 15, 2011
8052094 Fast hybrid helicopter with long range with longitudinal trim control Nov. 8, 2011
8041471 Vertical take-off and landing aircraft and vertical take-off and landing aircraft control method Oct. 18, 2011
8025256 Precision adjust split detent for a vehicle Sep. 27, 2011
8014910 Assisted take-off method for aircraft Sep. 6, 2011
7988089 Swashplate trajectory control Aug. 2, 2011
7979199 Method and system to automatically generate a clearance request to deviate from a flight plan Jul. 12, 2011
7931231 Engine anticipation for rotary-wing aircraft Apr. 26, 2011

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