| Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
|---|
| 01/26/2011 | CN101954970A Ventilating propeller hub of propeller tip jet helicopter |
| 01/25/2011 | US7874513 Apparatus and method for vertical take-off and landing aircraft |
| 01/25/2011 | CA2609917C Rotor hub fairing system for a counter-rotating, coaxial rotor system |
| 01/25/2011 | CA2558869C Improved velocity profile impeller vane |
| 01/25/2011 | CA2458034C Compliant spacer |
| 01/20/2011 | WO2011008890A1 A multi-ratio rotorcraft drive system and a method of changing gear ratios thereof |
| 01/20/2011 | WO2011007850A1 Rotor head |
| 01/20/2011 | WO2011007846A1 Shock absorbing structure |
| 01/20/2011 | WO2010135727A4 Unmanned autogyro |
| 01/20/2011 | WO2010128378A3 Constant velocity joint for helicopter rotors |
| 01/20/2011 | WO2009069109A3 Wing and a multiple propeller aircraft |
| 01/20/2011 | US20110014058 Propeller |
| 01/20/2011 | DE102009033821A1 Aircraft i.e. flight drone, has support arm structure coupled with hull such that support arm structure is movable relative to hull for condition and/or position regulation of aircraft, where hull is stabilized in perpendicular position |
| 01/20/2011 | CA2767531A1 A multi-ratio rotorcraft drive system and a method of changing gear ratios thereof |
| 01/19/2011 | EP2274204A1 Fluid dynamic device with thrust control shroud |
| 01/19/2011 | EP2274203A1 Rotor hub systems and methods |
| 01/19/2011 | EP1031136B2 Active noise control system for a defined volume of a helicopter |
| 01/19/2011 | CN201712788U Internal decoration framework component of helicopter |
| 01/19/2011 | CN201712787U Electric tilt rotor unmanned aircraft |
| 01/18/2011 | US7873444 Controlling movement of an unmanned vehicle |
| 01/18/2011 | US7871034 Rotor hub systems and methods |
| 01/18/2011 | US7871033 Tilt actuation for a rotorcraft |
| 01/18/2011 | US7871032 Helicopter |
| 01/13/2011 | WO2011004914A1 Propeller toy |
| 01/13/2011 | US20110006166 Rotary wing vehicle |
| 01/12/2011 | EP2271550A2 Method for displaying a noise value of a gyroplane |
| 01/12/2011 | EP2212197B1 Twin rotor flying vehicle |
| 01/11/2011 | US7866598 Rotorcraft engine and rotor speed synchronization |
| 01/11/2011 | US7866025 Rotary wing aircraft rod end and method of making a helicopter vehicle rod end with a precocked orientation |
| 01/06/2011 | WO2011002427A1 Air propulsion unit |
| 01/06/2011 | WO2011000146A1 Remote-control model helicopter |
| 01/06/2011 | US20110001020 Quad tilt rotor aerial vehicle with stoppable rotors |
| 01/06/2011 | US20110001000 Aircraft generating a lift from an interior thereof |
| 01/05/2011 | DE102009030934A1 Lasthebevorrichtung für einen Hubschrauber Lifting device for a helicopter |
| 01/05/2011 | CN101939221A Lead-lag damper for rotor hubs |
| 01/05/2011 | CN101936337A Spherical elastic bearing for helicopter rotor wing and molding method thereof |
| 01/05/2011 | CN101934860A Helicopter using centrifugal rotor engine |
| 01/05/2011 | CN101934859A Novel aircraft |
| 01/05/2011 | CN101934858A Miniature electric ducted propeller type intelligent unmanned aerial vehicle |
| 01/04/2011 | US7862304 Compressor turbine blade airfoil profile |
| 01/04/2011 | US7862303 Compressor turbine vane airfoil profile |
| 12/30/2010 | US20100329876 Nickel-base superalloys and components formed thereof |
| 12/30/2010 | US20100327123 Rotorcraft with Variable Incident Wing |
| 12/29/2010 | EP2267288A2 Lightweight start system for a gas turbine engine |
| 12/29/2010 | EP2266878A1 Piloting assisting method, piloting assisting means and helicopter piloting assisting device which uses said piloting assisting means for implementing said piloting assisting method |
| 12/29/2010 | EP2265495A2 Coaxial rotor aircraft |
| 12/29/2010 | CN201686016U Ultra-large type helicopter |
| 12/29/2010 | CN101932508A Method of making a rotor yoke and rotor yoke thereof |
| 12/29/2010 | CN101932431A Helicopter blade mandrel with roller assembly and methods to make and use it |
| 12/28/2010 | US7857594 Turbine exhaust strut airfoil profile |
| 12/28/2010 | US7857255 Helicopter with an improved vibration control device |
| 12/28/2010 | US7857252 Rotor/wing dual mode hub fairing system |
| 12/23/2010 | WO2010031871A3 Blade for a turbomachine |
| 12/22/2010 | EP2160325B1 Helicopter rotor comprising a vibration damper |
| 12/22/2010 | CN201678043U Hydraulic helicopter |
| 12/22/2010 | CN201678041U Circulating flapping-wing flying vehicle |
| 12/22/2010 | CN201678040U Unmanned helicopter applicable to engineering |
| 12/22/2010 | CN101925512A Split pivot fitting for helicopter landing gear |
| 12/21/2010 | US7854969 Method for fabricating integral composite structural material |
| 12/21/2010 | US7854593 Airfoil for a helicopter rotor blade |
| 12/21/2010 | CA2544070C Ducted fan vtol vehicles |
| 12/21/2010 | CA2484843C Variable stiffness support |
| 12/16/2010 | WO2010144003A1 Main rotor arrangement of an uav-helicopter |
| 12/16/2010 | WO2010123601A9 Purebred and hybrid electric vtol tilt rotor aircraft |
| 12/16/2010 | WO2010016080A3 Helicopter with counter-rotating coaxial rotors without cyclic variation of pitch. equipped with means for aerodynamic control of attitude and flight path |
| 12/16/2010 | DE102008025298B4 Verfahren und Vorrichtung zur aktiven Dämpfung von Vertikalschwingungen bei einem Hubschrauber mit angehängter Außenlast Method and device for the active damping of vertical vibrations in a helicopter with an attached external load |
| 12/15/2010 | EP2261120A1 Landing method for an unmanned helicopter |
| 12/15/2010 | EP2261119A1 Method for directional control of a hybrid helicopter and hybrid helicopter provided with a directional control device suitable for implementing said method |
| 12/15/2010 | EP1468170B1 Method for changing the frequency of blades for thermal turbo-machines |
| 12/15/2010 | CN1869406B Helicopter |
| 12/14/2010 | US7850429 Helicopter rotor |
| 12/09/2010 | WO2010141753A1 Rotorcraft power-generation, control apparatus and method |
| 12/09/2010 | WO2010141132A2 Proximity sensor valve and lock system using same |
| 12/09/2010 | WO2010140994A1 Method for transporting an aircraft and a coaxial-rotor aircraft |
| 12/09/2010 | WO2010140933A1 Rotor damper and tail rotor with such a rotor damper |
| 12/09/2010 | WO2009106039A8 Method for displaying a noise value of a gyroplane |
| 12/09/2010 | US20100310371 Drive control and regulation method and system for a hybrid helicopter |
| 12/09/2010 | US20100308157 Mechanical device for combining first and second control orders, and an aircraft provided with such a device |
| 12/09/2010 | US20100308155 Helicopter, rotor thereof, and control method thereof |
| 12/09/2010 | US20100308154 Method of controlling a hybrid helicopter in yaw, and a hybrid helicopter provided with a yaw control device suitable for implementing said method |
| 12/08/2010 | EP2258616A1 Method and system for drive control and regulation for a hybrid helicopter |
| 12/08/2010 | EP2258615A1 Flight control assistance device for a hybrid helicopter, hybrid helicopter comprising said device and operating method for said device |
| 12/08/2010 | CN101909994A Autonomic rotor system for an aircraft |
| 12/08/2010 | CN101909993A Constant-velocity joint with torque-combining differential |
| 12/08/2010 | CN101905746A Mounting method for externally hanging onboard electro-optical pod on helicopter |
| 12/08/2010 | CN101905744A Method for directional control of a hybrid helicopter and hybrid helicopter |
| 12/08/2010 | CN101905743A Control drive and positioning method and system for hybrid helicopter |
| 12/08/2010 | CN101905742A A piloting assistance device, a hybrid helicopter provided, and a method implemented by said device |
| 12/07/2010 | US7845911 Shaped rotor blade for reduced loads and vibration |
| 12/04/2010 | CA2705655A1 Yaw control method for a hybrid helicopter, and hybrid helicopter equipped with a yaw control device able to implement these methods |
| 12/02/2010 | WO2010138229A2 External cargo hook system for rotary-wing aircraft |
| 12/02/2010 | WO2010136080A1 Autogyro plane |
| 12/02/2010 | US20100303630 Variable chord morphing helicopter rotor |
| 12/02/2010 | US20100303628 Rotor blade in flat design |
| 12/01/2010 | EP2256035A1 Rotor blade with flat unidirectional fiber layers |
| 12/01/2010 | EP2256034A1 Rotor blade as fibre composite profile body and method of manufacture therefor in resin injection technology |
| 12/01/2010 | EP2254793A2 Modules and methods for biasing power to a multi-engine power plant suitable for one engine inoperative flight procedure training |
| 12/01/2010 | EP2254792A1 Rotary-wing aircraft |
| 12/01/2010 | EP2254674A1 Acrobatic rotary-wing toy helicopter |
| 12/01/2010 | CN101903240A Rotor blade and method of making same |