Patents
Sitemap › B64 - Aircraft; Aviation; Cosmonautics › B64C - Aeroplanes; Helicopters › B64C 27 - Rotorcraft; Rotors peculiar thereto
Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112)
11/2012
11/28/2012CN101973399B Constant-speed universal hinged propeller hub for tilt-rotor aircraft
11/27/2012US8317483 Wind turbine rotor blade
11/27/2012US8317477 Simultaneous twin pitch adjustment system
11/27/2012US8317127 Helicopter drip pan
11/22/2012US20120292456 Method and Apparatus for In-Flight Blade Folding
11/22/2012US20120292434 Six Degrees Of Freedom Vibration Suppression
11/22/2012US20120292433 Helicopter torque counteraction device
11/21/2012EP2523851A1 An aerodynamic surface with improved properties
11/21/2012CN202541834U Improved helicopter rotor wing motion system
11/21/2012CN202541833U Speed reducing mechanism of multi-rotor-wing unmanned aerial vehicle
11/21/2012CN102785775A Multi-rotor aircraft with rolling function
11/21/2012CN102126555B Wing waving folding and unfolding device of airplane with rotation wings
11/21/2012CN102079387B Gear-driven propeller of helicopter
11/21/2012CN101973397B Wing rotating and locking and unlocking device for rotor-wing aircraft
11/21/2012CN101529427B Method and aids for relative positioning of objects during a design phase
11/20/2012US8313303 Acoustical vibration dampener for a rotatable blade
11/20/2012US8313302 Wind power unit with structured surfaces for improvement of flow
11/20/2012US8313300 Rotor for centrifugal compressor
11/20/2012US8313298 Drive train between a rotor and gear unit of a wind power plant
11/15/2012US20120286102 Remotely controlled vtol aircraft, control system for control of tailless aircraft, and system using same
11/15/2012US20120286094 Helicopter Cargo Basket Mounting Assembly and Method of Using Same
11/15/2012US20120286088 Emergency collective actuator and method for a helicopter
11/14/2012CN202529145U Composite material rotor blade of unmanned helicopter
11/14/2012CN102781779A Helicopter cargo basket mounting assembly and method of using same
11/14/2012CN102774497A Driving device of double-helical panel saucer-shaped aircraft
11/14/2012CN102774496A Slit control device of circulation control tail beam of helicopter
11/14/2012CN102774492A Small unmanned helicopter fuselage
11/14/2012CN102774487A Composite indirect shafting transmission system
11/13/2012CA2673642C Dual rotor vertical takeoff and landing rotorcraft
11/08/2012US20120282090 Hydraulic cyclic blade speed control apparatus and method
11/08/2012US20120280857 Horizon scanning system for a rotary wing aircraft including sensors housed within a tubercle on a rotor blade
11/08/2012US20120280091 Lift, propulsion and stabilising system for vertical take-off and landing aircraft
11/08/2012US20120280079 Airfoil Shaped Tail Boom
11/07/2012EP2519440A1 Variabale stiffness liquid inertia vibration eliminator
11/07/2012CN102770345A Rotor hub and controls for multi-bladed rotor system
11/07/2012CN102765476A Variable-wing type aircraft with controllable circular rector
11/07/2012CN101992854B Foldable six-axis multi-rotor aircraft
11/06/2012US8303248 Swash plate anti-torque mechanism
11/06/2012CA2652777C Constant-velocity drive system for gimbaled rotor hubs
11/01/2012WO2012148389A1 Dual series damper system
11/01/2012WO2012146931A1 Lift generating device
11/01/2012CA2831584A1 Dual series damper system
10/2012
10/31/2012EP2516268A2 Rotor assembly
10/31/2012EP2516263A1 Aircraft propeller blade
10/31/2012DE102011018667A1 Vorrichtung zur mechanischen Verbindung eines Aktuators mit einem von einem Aktuator axial angetriebenen Schubelement Apparatus for the mechanical connection of an actuator with a driven axially by an actuator thrust element
10/31/2012DE102006021182B4 Fluggerät mit vier Hubrotoren und drei Drehachsen als universelle Flugplattform Aircraft with four lifting rotors and three axes of rotation as a universal platform flight
10/31/2012CN202508282U Helicopter with guided missiles
10/31/2012CN102756805A Traction energy transmission type duct rotor wing fly lifter
10/31/2012CN102756804A Method for performing fly-lifting rescue in mountain ravine and off-road ambulance
10/31/2012CN102081353B Self-adaptive control method of electrically controlled rotor pitch
10/31/2012CN101618764B Pneumatic airfoil with reversible deformation contour for aircrafts, especially gyroplane
10/30/2012US8297928 Blade for reducing the drag movements of said blade, and a method of reducing such a drag movement
10/30/2012US8297924 Actuation system, helicopter using the same, and controlling method therefor
10/30/2012US8297549 Helicopter rotor
10/29/2012CA2774159A1 Passage from a non sychronized state to a synchronized state between an engine and a rotor
10/26/2012WO2012145448A1 High speed gear sized and configured to reduce windage loss
10/24/2012EP2514670A1 Rotor vibration damping device, rotor and associated aircraft
10/24/2012EP2514669A1 Active gurney flap
10/24/2012EP2514668A1 Active gurney flap
10/24/2012EP2514667A1 Active gurney flap
10/24/2012EP2512916A1 Response mode for control system of piloted craft
10/24/2012CN202499277U Electric current collection device for helicopter tail rotor
10/24/2012CN202499276U Electric flying platform
10/24/2012CN102753858A Epicyclical gear transmission with improved load carrying capability
10/24/2012CN102745329A Vortex rotary wing type flight vehicle
10/24/2012CN102745325A Active gurney flap
10/23/2012US8292216 Wing lift system
10/23/2012US8292215 Helicopter with folding rotor arms
10/18/2012WO2012141736A1 Aircraft with wings and movable propellers
10/18/2012US20120261523 Aircraft with Wings and Movable Propellers
10/18/2012US20120261508 Active gurney flap
10/18/2012CA2788274A1 Active gurney flap
10/18/2012CA2772318A1 Active gurney flap
10/18/2012CA2772297A1 Active gurney flap
10/17/2012EP2511177A1 Helicopter with cycloidal rotor system
10/17/2012EP2511176A1 Blade of a rotary wing, rotor comprising at least two such blades and method for implementing such a rotor.
10/17/2012CN202491920U Remote control airplane with propeller protection function
10/17/2012CN102730193A Helicopter power system and helicopter with system
10/17/2012CN102730192A Vertical take-off and landing aircraft
10/17/2012CN102730191A Helicopter
10/17/2012CN102730190A Method and a device for assisting the piloting of an aircraft, and an aircraft
10/17/2012CN102730189A Marine flying lifesaving method and device
10/17/2012CN101484356B Aircraft
10/16/2012US8286908 Counter-torque device for a helicopter
10/13/2012CA2774259A1 Rotor blade, rotor comprising at least two such blades and method of implementation of such a rotor
10/11/2012WO2012138830A1 Aircraft rotary wing motion control and instrumented motion control fluid device
10/11/2012WO2012019864A3 Drive of a tail rotor of a helicopter
10/11/2012US20120256042 Helicopter with cycloidal rotor system
10/11/2012US20120256041 Aircraft stabilizer system and methods of using the same
10/10/2012EP2508423A2 Aerofoil
10/10/2012EP2508422A1 Convertiplane
10/10/2012EP2508236A1 Aerobat toy
10/10/2012EP2507129A1 Dismountable helicopter
10/10/2012EP2404825A9 Rotor of rotorcraft model, and method of manufacturing rotor
10/10/2012CN202481310U Aviation cycloid paddle thruster
10/10/2012CN202481309U Vector power vertical take-off and landing aircraft and vector power system thereof
10/10/2012CN202481308U Air energy aircraft
10/10/2012CN202481307U Four-propeller aircraft taking off and landing vertically
10/10/2012CN102725519A Single-driven synchronous variable propeller device for multi-paddles
10/10/2012CN102725196A Rotor yoke and method of making the same
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