| Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
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| 08/02/2011 | US7988420 Airfoil shape for a turbine bucket and turbine incorporating same |
| 08/02/2011 | US7988089 Swashplate trajectory control |
| 08/01/2011 | CA2691481A1 Helicopter cargo basket mounting assembly and method of using same |
| 07/28/2011 | US20110180673 Taking off and landing airplane using variable rotary wings |
| 07/28/2011 | US20110180656 Method and Apparatus for Aircraft Sensor and Actuator Failure Protection Using Reconfigurable Flight Control Laws |
| 07/28/2011 | DE102007062490B4 Rotorblatt für ein Drehflügelflugzeug Rotor blade for a rotary wing aircraft |
| 07/27/2011 | EP2015988B1 Helicopter reduced vibration isolator axial support strut |
| 07/27/2011 | CN201907653U Helicopter gear-drive propeller |
| 07/27/2011 | CN102133926A Tailstock type vertical take-off and landing unmanned aerial vehicle |
| 07/21/2011 | WO2011087411A1 An aerodynamic surface with improved properties |
| 07/21/2011 | WO2011087389A1 Device for modifying a counteracting force |
| 07/21/2011 | WO2011062639A9 A rotary wing aircraft bearing for rotary wing aircraft motions |
| 07/21/2011 | WO2011015688A3 Device for stiffening the rotor blades of a helicopter and/or autogyro |
| 07/21/2011 | DE102005052929B4 Sensor für ein Luftfahrzeug, insbesondere ein Flugzeug oder Hubschrauber Sensor for an aircraft, in particular an airplane or helicopter |
| 07/21/2011 | CA2786836A1 An aerodynamic surface with improved properties |
| 07/20/2011 | CN102126555A Wing waving folding and unfolding device of airplane with rotation wings |
| 07/20/2011 | CN102126554A Unmanned air vehicle with multiple rotary wings in plane-symmetry layout |
| 07/20/2011 | CN102126553A Vertically taking off and landing small unmanned aerial vehicle |
| 07/19/2011 | DE202011100004U1 Selbstständig aufrichtendes Fluggerät Self employed righting aircraft |
| 07/19/2011 | CA2609943C Rotor drive and control system for a high speed rotary wing aircraft |
| 07/14/2011 | WO2011083250A1 Aircraft propeller blade |
| 07/14/2011 | WO2011041991A3 Aircraft using ducted fan for lift |
| 07/14/2011 | US20110171037 Blade for a turbomachine |
| 07/14/2011 | DE112009001649T5 Rotierendes Fluggerät mit einem an der Unterseite montierten verstellbaren Blatt Rotating aircraft with a mounted at the bottom adjustable Journal |
| 07/14/2011 | DE112009001648T5 Dreiblattfžrmiges Fluggeršt mit an der Unterseite montierten verstellbaren Blšttern Dreiblattfžrmiges Fluggeršt with mounted at the bottom adjustable Blšttern |
| 07/14/2011 | CA2784740A1 Aircraft propeller blade |
| 07/13/2011 | CN102123912A Method, apparatus and system for reducing vibration in a rotary system of an aircraft, such as a rotor of a helicopter |
| 07/13/2011 | CN101773736B Two-rotor model helicopter control system |
| 07/13/2011 | CN101477169B Electric power circuit detection method by polling flying robot |
| 07/07/2011 | WO2011082237A1 Turbomachinery component |
| 07/07/2011 | US20110164979 Mechanical system for high acceleration environments |
| 07/07/2011 | US20110164976 Active rotor blade control effector system for a rotary-wing aircraft |
| 07/07/2011 | US20110163199 A flying machine comprising twin contra-rotating vertical axis propellers |
| 07/07/2011 | US20110163198 Safety flier--a parachute-glider air-vehicle with vertical take-off and landing capability |
| 07/06/2011 | EP2341259A2 Mechanical system for high acceleration environments |
| 07/06/2011 | EP2341252A1 Aircraft |
| 07/06/2011 | EP2340997A1 Vibration damping mechanism and aircraft with a support structure and a rotor with such a mechanism |
| 07/06/2011 | EP2340199A1 High efficiency turbine |
| 07/06/2011 | EP1613533B1 Non-articulated rotor and rotorcraft comprising a rotor of this type |
| 07/06/2011 | CN201890350U Rotor wing angle fixing device of rotorcraft |
| 07/06/2011 | CN201890349U Folding structure of rotor head on rotorcraft |
| 07/06/2011 | CN102119102A Rotational bottom blade type flight vehicle |
| 07/06/2011 | CN102119101A Helicopter with counter-rotating coaxial rotors without cyclic variation of pitch. equipped with means for aerodynamic control of attitude and flight path |
| 07/06/2011 | CN102114915A Helicopter aircraft |
| 07/06/2011 | CN102114914A Distributed power multi-rotor VTOL (vertical take off and landing) aircraft and control method thereof |
| 07/05/2011 | US7971832 Wing tip devices |
| 06/30/2011 | WO2011077454A1 A fluid turbine rotor blade |
| 06/30/2011 | US20110158809 Dual-rotor model helicopter control system |
| 06/30/2011 | US20110158807 Method and coating for protecting and repairing an airfoil surface using molded boots, sheet or tape |
| 06/30/2011 | US20110155860 Fluid dynamic device with thrust control shroud |
| 06/30/2011 | US20110155844 Velocity Feedback Control System for a Rotor of a Toy Helicopter |
| 06/30/2011 | US20110155843 Velocity Feedback Control System for a Rotor of a Toy Helicopter |
| 06/30/2011 | US20110155842 Velocity Feedback Control System for a Rotor of a Toy Helicopter |
| 06/30/2011 | US20110155841 Vibration damper mechanism, and a flying machine including a carrier structure and a rotor provided with such a mechanism |
| 06/30/2011 | US20110155840 Morphing aircraft |
| 06/29/2011 | EP2339206A1 Rotary Wing Aircraft Rotating Machinery Vibration Control System |
| 06/29/2011 | CN201882248U Novel high-speed helicopter |
| 06/28/2011 | US7967239 Rotor drive and control system for a high speed rotary wing aircraft |
| 06/23/2011 | WO2011073827A1 Rotor blade camber adjustment |
| 06/23/2011 | WO2011072362A1 Response mode for control system of piloted craft |
| 06/23/2011 | US20110150646 Control system and method for rotor assembly |
| 06/23/2011 | US20110150645 Optimization of Downstream Open Fan Propeller Position |
| 06/23/2011 | US20110147512 Rotor carrier structure, a flying machine provided with such a carrier structure, and a method of avoiding unstable coupling between resonant vibration modes |
| 06/23/2011 | US20110147511 Rotating wing aircraft with tip-driven rotor and rotor-guide ring |
| 06/23/2011 | CA2784615A1 Response mode for control system of piloted craft |
| 06/22/2011 | EP2336024A1 Rotor bearing structure, rotorcraft carrying said bearing structure and method for avoiding instable coupling of the system eigenmodes |
| 06/22/2011 | EP2334549A2 Blade for a turbomachine |
| 06/22/2011 | EP1838961B1 A wind turbine blade equipped internally with collection means |
| 06/22/2011 | CN102105357A A flying machine comprising twin contra-rotating vertical axis propellers |
| 06/22/2011 | CN102102733A Vibration damping mechanism and aircraft |
| 06/21/2011 | CA2630876C Compact load path swashplate assembly |
| 06/21/2011 | CA2513764C Fluid dynamically effective surface for minimizing induced resistance |
| 06/16/2011 | US20110142664 Vortex generator assembly for use with a wind turbine rotor blade and method for assembling a wind turbine rotor blade |
| 06/16/2011 | US20110142628 Wind turbine blades with controllable aerodynamic vortex elements |
| 06/16/2011 | US20110139939 Personal flight device incorporating radiator cooling passage |
| 06/16/2011 | US20110139928 Autogyro air vehicle |
| 06/16/2011 | US20110139924 Tail boom |
| 06/15/2011 | CN102092473A Multi-rotor craft and method thereof |
| 06/15/2011 | CN101421157B Rotary wing vehicle |
| 06/14/2011 | USRE42446 Emergency anti-torque thruster system |
| 06/14/2011 | US7959105 Aircraft provided with a silent shrouded rotor |
| 06/14/2011 | US7959104 Flying device with improved movement on the ground |
| 06/14/2011 | US7958801 Harmonic force generator for an active vibration control system |
| 06/09/2011 | WO2011068445A1 Dismountable helicopter |
| 06/09/2011 | WO2011066708A1 Aerobat toy |
| 06/09/2011 | US20110133037 Personal flight vehicle including control system |
| 06/09/2011 | US20110133022 Helicopter with counter-rotating coaxial rotors without cyclic variation of pitch, equipped with means for aerodynamic control of attitude and flight path |
| 06/09/2011 | DE202011004444U1 Werkzeuglos wechselbare Zentralelektronik für Multicopter Tool-free interchangeable central electronics for Multicopter |
| 06/08/2011 | CN201856896U Light aircraft |
| 06/08/2011 | CN102085913A Novel flying saucer type aircraft |
| 06/08/2011 | CN101492092B Device and method for dynamically balancing a blade |
| 06/07/2011 | CA2562570C Rotary wing vehicle |
| 06/02/2011 | US20110129341 Method, apparatus and system for reducing vibration in a rotary system of an aircraft, such as a rotor of a helicopter |
| 06/01/2011 | EP2327625A1 Power plant, helicopter comprising such a power plant and method carried out by such power plant. |
| 06/01/2011 | CN201849660U Supporting arm structure of multi-rotary aerofoil |
| 06/01/2011 | CN102083688A Fluid dynamic device with thrust control shroud |
| 06/01/2011 | CN102083687A Bottom blade type trefoil flight vehicle |
| 06/01/2011 | CN102081353A Self-adaptive control method of electrically controlled rotor pitch |
| 06/01/2011 | CN102079387A Gear-driven propeller of helicopter |
| 06/01/2011 | CN101378956B Rotor blade for a rotary wing aircraft |