| Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
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| 06/26/2013 | CN103171764A Perpendicular/short-distance lifting warplane with two retractable rotor wings |
| 06/26/2013 | CN103171763A Novel unmanned plane |
| 06/26/2013 | CN103171759A Hub assembly with grease lubricated roller bearing and tension-torsion strap |
| 06/26/2013 | CN101883718B Multi-bladed rotor system for rotorcraft |
| 06/26/2013 | CA2799697A1 Hub assembly with grease lubricated roller bearing and tension-torsion strap |
| 06/25/2013 | US8469308 Aircraft wing extension and nozzle system |
| 06/25/2013 | US8469307 Rotary wing vehicle |
| 06/25/2013 | US8469306 Purebred and hybrid electric VTOL tilt rotor aircraft |
| 06/25/2013 | CA2582250C Personal land and air vehicle |
| 06/20/2013 | US20130156580 Constant-Velocity Drive System for Gimbaled Rotor Hubs |
| 06/20/2013 | US20130156575 Blade-Pitch Control System with Feedback Lever |
| 06/20/2013 | US20130153708 Aft-loading aircraft with twin t-tail assembly |
| 06/20/2013 | US20130153706 Life-saving vehicle |
| 06/20/2013 | DE102011121660A1 Flexible system for transporting loads in e.g. airplane during disaster, has control units which are coupled with connecting and stabilizing units |
| 06/20/2013 | DE102011121174A1 Elektrische Maschine, insbesondere für Luftfahrzeuge Electrical machine, in particular for aircraft |
| 06/19/2013 | EP2604520A1 Multiple-yoke main rotor assembly |
| 06/19/2013 | EP2604519A1 Composite aircraft consisting of fixed-wing and electrically driven propellers |
| 06/19/2013 | EP2604513A1 Blade-pitch control system with feedback lever |
| 06/19/2013 | EP2546141B1 System and method for limiting cyclic control inputs |
| 06/19/2013 | EP1718527B1 Self extinguishing composite primary structure |
| 06/19/2013 | CN203009640U Air braking device for unpiloted rotor wing helicopter |
| 06/19/2013 | CN203005747U Tilt rotor aircraft |
| 06/19/2013 | CN203005746U Composite type multi-rotor aircraft |
| 06/19/2013 | CN203005745U Remotely controlled aircraft with assistant endurance system and control system thereof |
| 06/19/2013 | CN203005744U Tilt rotor helicopter |
| 06/19/2013 | CN103158870A Blade-pitch control system with feedback lever |
| 06/19/2013 | CN103158869A Multiple-yoke main rotor assembly |
| 06/19/2013 | CN102119102B Rotational bottom blade type flight vehicle |
| 06/19/2013 | CN102083687B Bottom blade type trefoil flight vehicle |
| 06/19/2013 | CN101875399B Tilt rotor aircraft adopting parallel coaxial dual rotors |
| 06/19/2013 | CN101712378B Device for driving first and second main rotors of a tandem birotor helicopter |
| 06/18/2013 | US8465252 Turbine engine rotating cavity anti-vortex cascade |
| 06/18/2013 | US8464980 Power plant, a helicopter including such a power plant, and a method implemented by said power plant |
| 06/18/2013 | US8464978 Counter-rotational inertial control of rotorcraft |
| 06/14/2013 | CA2794805A1 Blade-pitch control system with feedback lever |
| 06/13/2013 | WO2013082853A1 Washout base device for remote control model helicopter |
| 06/13/2013 | US20130149160 Airfoil for rotor blade with reduced pitching moment |
| 06/13/2013 | US20130149151 Multiple-Yoke Main Rotor Assembly |
| 06/13/2013 | US20130149150 Preventing Rotation of a Fixed Ring of a Swashplate |
| 06/13/2013 | US20130149149 Rotocraft rotor including a flapping abutment mechanism for blades hinged on a hub of the rotor |
| 06/13/2013 | CA2794228A1 Multiple-yoke main rotor assembly |
| 06/12/2013 | EP2602186A1 Preventing rotation of a fixed ring of a swashplate |
| 06/12/2013 | EP2602185A1 Rotorcraft rotor, comprising a flap abutment means for blades hinged to a hub of the rotor |
| 06/12/2013 | EP2601099A2 Fluid elastomeric damper assembly including internal pumping mechanism and control valve |
| 06/12/2013 | CN202987500U High-speed air energy helicopter |
| 06/12/2013 | CN103144767A Two-rotor unmanned helicopter |
| 06/12/2013 | CN101844617B Double-transverse-beam double-propeller helicopter with novel structure |
| 06/12/2013 | CN101522521B Vibration-attenuating hard-mounted pylon |
| 06/11/2013 | CA2622151C Turbojet for aircraft, aircraft equipped with such a turbojet, and method for mounting such a turbojet on an aircraft |
| 06/09/2013 | CA2798339A1 Preventing rotation of a fixed ring of a swashplate |
| 06/05/2013 | EP2599717A1 Rotor blade |
| 06/05/2013 | EP2598399A1 Torque compensation for a helicopter |
| 06/05/2013 | CN202966662U Unmanned helicopter for spraying pesticides |
| 06/05/2013 | CN202966659U Unmanned aerial vehicle rotor wing rapid mounting and dismounting structure |
| 06/05/2013 | CN202966658U Crossing-type dual-rotor-wing unmanned helicopter |
| 06/05/2013 | CN202966657U Multi-rotor craft capable of changing rotors |
| 06/05/2013 | CN103140422A Early identification of a vortex ring phase |
| 06/05/2013 | CN103129737A Inclined fixed wing unmanned plane |
| 06/05/2013 | CN102358421B Flyable spherical robot |
| 06/05/2013 | CN101905744B Method for directional control of a hybrid helicopter and hybrid helicopter |
| 06/04/2013 | US8454315 Active force generation system for minimizing vibration in a rotating system |
| 06/04/2013 | US8453962 Modular flying vehicle |
| 05/30/2013 | WO2013077718A1 Retractable rotor blades for rotary-wing aircraft |
| 05/30/2013 | WO2013030489A3 Aircraft comprising a distributed electric power unit with free wheels |
| 05/30/2013 | US20130134264 Electric Motor Powered Rotor Drive for Slowed Rotor Winged Aircraft |
| 05/30/2013 | US20130134256 Anti-torque device with longitudinal thrust for a rotorcraft |
| 05/30/2013 | US20130134254 UAV Fire-fighting System |
| 05/30/2013 | US20130134253 Power Rotor Drive for Slowed Rotor Winged Aircraft |
| 05/29/2013 | EP2597035A1 Method for assisted piloting of a rotary wing aircraft comprising at least one screw propeller, assisted piloting device and aircraft |
| 05/29/2013 | EP2595882A2 Personal aircraft |
| 05/29/2013 | EP2595881A1 Airfoil shaped tail boom |
| 05/29/2013 | DE102011119590A1 Fernsteuerbare Flugplattform Remote-controlled flying platform |
| 05/29/2013 | DE102007012167B4 Drillelastisches und biegesteifes Stabelement zum Lagern und Führen einer beweglichen Klappe gegenüber einem Flügel eines Luftfahrzeugs Drill elastic and resistant to bending rod member for supporting and guiding a movable flap over a wing of an aircraft |
| 05/29/2013 | CN202953176U Hydraulic-transmission fire-fighting helicopter |
| 05/29/2013 | CN101557981B Airborne platform and method for improving performance thereof |
| 05/28/2013 | US8449261 Blade for an axial compressor and manufacturing method thereof |
| 05/23/2013 | WO2013074603A1 Centrifugal de-clutch |
| 05/23/2013 | WO2013074545A1 Methods and apparatus for vertical/short takeoff and landing |
| 05/23/2013 | CA2837668A1 Centrifugal de-clutch |
| 05/22/2013 | EP2594483A1 Dual mode rotor hub assembly |
| 05/22/2013 | EP2594482A1 Dual Mode Rotor Hub Assembly |
| 05/22/2013 | EP2594481A1 Anti-vibration suspension means of a restraint bar of an aircraft power transmission gearbox, anti-vibration suspension device and aircraft |
| 05/22/2013 | EP2594480A1 Cable cutting device and aircraft |
| 05/22/2013 | EP2593363A1 Early identification of a vortex ring phase |
| 05/22/2013 | CN103119255A Architecture for a non-lubricated turboshaft engine |
| 05/22/2013 | CN103112585A Main decelerator for middle and small size helicopters |
| 05/22/2013 | CN103112584A Dual mode rotor hub assembly |
| 05/22/2013 | CN103112583A Pilotless helicopter with independent tail rotor dynamic system |
| 05/22/2013 | CN101612991B 直升飞机 Helicopter |
| 05/21/2013 | US8444388 System of counter-rotating propellers with a feathering device for propeller blades |
| 05/21/2013 | US8444383 Wind turbine with internal ram air turbine |
| 05/21/2013 | US8444382 Rotor hub for use with high-inertia blades |
| 05/21/2013 | US8444081 High voltage flying apparatus employing multiple motors |
| 05/21/2013 | CA2719052C Directionally controllable flying vehicle and a propeller mechanism for accomplishing the same |
| 05/21/2013 | CA2646933C Absorbent structure that attenuates noise generated in particular by a rotor and fairing and structure comprising same |
| 05/16/2013 | WO2013056275A3 Aircraft |
| 05/16/2013 | US20130121828 Rotor Hub Bearing System |
| 05/16/2013 | US20130121827 Dual Mode Rotor Hub Assembly |
| 05/16/2013 | US20130119187 Device for varying blade pitch of a lift rotor |
| 05/16/2013 | US20130119186 Torque compensation for a helicopter |