Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
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09/08/2009 | US7584924 High speed vertical take-off and land aircraft with active fan balancing system |
09/08/2009 | US7584923 Tilt-rotor aircraft |
09/06/2009 | CA2658032A1 Damping device and aerodyne rotor system incorporating the same |
09/03/2009 | WO2009108178A2 Coaxial rotor aircraft |
09/03/2009 | WO2009106039A2 Method for displaying a noise value of a gyroplane |
09/03/2009 | WO2009105865A1 Acrobatic rotary-wing toy helicopter |
09/03/2009 | WO2009087292A3 Twin rotor flying vehicle |
09/03/2009 | US20090220341 Upper rotor control system for a counter-rotating rotor system |
09/03/2009 | US20090218439 Covert sensor emplacement using autorotational delivery mechanism |
09/03/2009 | US20090218438 VTOL personal aircraft |
09/02/2009 | EP2096031A1 Helicopter equipped with a plurality of lifting elements for controlling the angle of attack of its blades |
09/02/2009 | EP2096030A1 Helicopter equipped with a plurality of lifting elements equipped with a flap for controlling the angle of attack of its blades |
09/02/2009 | EP1976755B1 Variable speed helicopter tail rotor hydrostatically driven |
09/02/2009 | EP1731420B1 Convertible aircraft operating method |
09/02/2009 | EP1628877B1 Crashworthiness structure and method |
09/02/2009 | CN101522521A Vibration-attenuating hard-mounted pylon |
09/02/2009 | CN101520083A Power transmission gearbox presenting a modifiable speed of rotation at outlet thereof, and a corresponding method of operation |
09/02/2009 | CN101519123A Helicopter equipped with multiple rotors to control blade incidence |
09/02/2009 | CN101519122A Helicopter equipped with a plurality of lifting elements |
09/02/2009 | CN100534863C Four channel row two-bladed helicopter |
09/01/2009 | US7582032 Anti-vibratory device with rotary compensation weights |
09/01/2009 | US7581693 Shrouded nozzle arrangement |
08/27/2009 | WO2009104473A1 Planetary mechanism |
08/27/2009 | WO2009104472A1 Planetary mechanism |
08/27/2009 | WO2009103865A2 Elongated, torsion-deformable aerodynamic element |
08/27/2009 | US20090216392 Vectored thruster augmented aircraft |
08/27/2009 | US20090214342 Helicopter provided with a plurality of lift elements each provided with a respective tab for controlling the angles of incidence of its blades |
08/27/2009 | US20090214340 Helicopter provided with a plurality of lift elements for controlling the angles of incidence of its blades |
08/27/2009 | US20090212166 Vtol/stol tilt-prop flying wing |
08/27/2009 | US20090212157 Micro-rotorcraft surveillance system |
08/26/2009 | EP2093145A2 Fluid-elastomeric damper assembly including internal pumping mechanism |
08/26/2009 | CN101513933A Circulating flapping wing aerial vehicle |
08/26/2009 | CN100532198C Assembly for providing flexure to blade system |
08/26/2009 | CN100532197C Centrifugal type wind wheel aeroplane |
08/25/2009 | US7579715 Device and method for transmitting and providing the power of capacitive actuators |
08/25/2009 | US7578469 Terminal docking port for an operational ground support system |
08/25/2009 | CA2524372C Crashworthiness structure and method |
08/20/2009 | WO2009102739A2 Rotorcraft with variable incident wing |
08/20/2009 | WO2009102373A2 Modules and methods for biasing power to a multi-engine power plant suitable for one engine inoperative flight procedure training |
08/20/2009 | WO2009102324A1 Lead-lag damper for rotor hubs |
08/20/2009 | US20090206208 Reaction drive rotor/wing variable area nozzle |
08/20/2009 | US20090206195 Rotating air cargo delivery system and method of construction |
08/20/2009 | CA2714527A1 Lead-lag damper for rotor hubs |
08/20/2009 | CA2714497A1 Rotorcraft with variable incident wing |
08/19/2009 | EP2089274A2 Step-over blade-pitch control system |
08/19/2009 | EP1327084B1 Coupling anti-flail cup |
08/19/2009 | CN101511676A Rotor drive and control system for a high speed rotary wing aircraft |
08/19/2009 | CN101508342A Opposite spin coaxial twin-rotor helicopter main retarder |
08/19/2009 | CN101508341A Dish shaped helicopters |
08/18/2009 | US7575197 Mobile transporter servicing unit for an operational ground support system |
08/13/2009 | WO2009097846A2 Thrust and carrying force generator |
08/13/2009 | WO2009032832A3 Helicopter aircraft vehicle rotor damper |
08/13/2009 | DE102008006437A1 Aerodynamisches Hochleistungsprofil für Luftfahrzeuge The aerodynamic high-performance profile for aircraft |
08/13/2009 | DE10126927B4 Hubschrauberrotorblatt mit verstellbaren Mitteln zur Profilanpassung Helicopter rotor blade with adjustable means for profile adaptation |
08/12/2009 | CN101506042A Rotary-wing aircraft torque coupling with pad bearings |
08/12/2009 | CN100526159C Turbojet for aircraft, aircraft equipped with such a turbojet, and method for mounting such a turbojet on an aircraft |
08/11/2009 | CA2508208C Landing assist probe mounting system |
08/11/2009 | CA2381879C Optimized belt stacking in composite flapping flexure |
08/06/2009 | WO2009097192A2 Split pivot fitting for helicopter landing gear |
08/06/2009 | WO2009096964A1 Method of making a rotor yoke and rotor yoke thereof |
08/06/2009 | WO2009095514A1 Multiple-rotor helicopter that can be converted into an aircraft |
08/06/2009 | CA2712671A1 Split pivot fitting for helicopter landing gear |
08/06/2009 | CA2712638A1 Method of making a rotor yoke and rotor yoke thereof |
08/05/2009 | EP2085616A1 Combined scavenging roots pump and feed pump |
08/05/2009 | EP2085310A1 Method of optimising a faired anti-torque rotor with minimum acoustic disturbance for a rotorcraft, in particular a helicopter, and faired anti-torque rotor thus obtained |
08/05/2009 | EP2084632A1 Method and aids for relative positioning of objects during a design phase |
08/05/2009 | EP2084064A2 Multiple drive-path transmission with torque-splitting differential mechanism |
08/05/2009 | EP2084055A1 Rotor system with pitch flap coupling |
08/05/2009 | CN201284014Y Discs type helicopters |
08/05/2009 | CN101501302A Rotor blade for a high speed rotary-wing aircraft |
08/05/2009 | CN101497371A Aerodynamic high-performance profile for aircraft |
08/05/2009 | CN101497370A Helicopter without empennage |
08/05/2009 | CN100522742C A method and a system for setting into coincidence, a technique, a drive, and an aircraft |
08/05/2009 | CN100522741C Drive installation for rotary-wing aircraft |
08/04/2009 | US7568891 HP turbine vane airfoil profile |
08/04/2009 | US7568890 LP turbine vane airfoil profile |
08/04/2009 | US7568889 HP turbine blade airfoil profile |
08/04/2009 | US7568660 Auxiliary fuel tank systems for aircraft and methods for their manufacture and use |
08/04/2009 | US7568655 Vertical takeoff and landing aircraft |
08/04/2009 | CA2569236C Helicopter |
07/30/2009 | WO2009094113A2 Helicopter blade mandrel with roller assembly and methods to make and use it |
07/30/2009 | WO2009093491A1 Helicopter, rotor thereof, and method for controlling helicopter |
07/30/2009 | WO2009092898A2 Rotor swashplate |
07/30/2009 | WO2009055007A3 Distributed active vibration control systems and rotary wing aircraft with suppressed vibrations |
07/30/2009 | US20090191062 Rotorcraft blade provided with a spar incorporating a fastener attachment, and a method of fabricating such a spar |
07/30/2009 | US20090189011 Thrust Vectoring Exhaust Nozzle System for Helicopters |
07/30/2009 | CA2711751A1 Helicopter blade mandrel with roller assembly |
07/30/2009 | CA2704579A1 Rotor swashplate |
07/29/2009 | EP2082958A1 Rotorcraft blade equipped with a spar including a fixing attachment and method for manufacturing such a spar |
07/29/2009 | EP2082957A1 Device and method for dynamically balancing a blade |
07/29/2009 | EP2081823A2 Compact ultralight aircraft of reduced dimensions, with vertical take-off and landing |
07/29/2009 | EP1395488B1 Rotor system vibration absorber |
07/29/2009 | CN101495370A Constant speed drive system for cardan joint type rotor pivot |
07/29/2009 | CN101495369A Fly by wire static longitudinal stability compensator system |
07/29/2009 | CN101492092A Device and method for dynamically balancing a blade |
07/23/2009 | WO2009091782A1 Check valve turbine |
07/23/2009 | US20090184209 Constant-Velocity Drive System for Gimbaled Rotor Hubs |
07/21/2009 | CA2514728C Anti-torque and yaw-control system for a rotary-wing aircraft |
07/16/2009 | WO2009088495A1 Constant-velocity joint with torque-combining differential |
07/16/2009 | WO2009088491A2 Planetary de-rotation system for a shaft fairing system |