Patents
Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112)
12/2000
12/19/2000US6161799 Rotor blade lock for rotary/wing aircraft
12/14/2000DE19926429A1 Einrichtung zum gleichzeitigen Verriegeln mehrerer Aktuatoren Means for simultaneously locking of multiple actuators
12/13/2000CN1276320A 4-rotor helicopter
12/06/2000EP1057724A2 Tilt-rotor aircraft
12/06/2000EP1056640A1 Optimum speed rotor
11/2000
11/29/2000EP0792414B1 Windmill blade
11/28/2000US6152696 Swash-plate device for controlling the pitch of rotor blades with non-rotating plate articulated on a central ball joint
11/28/2000US6152692 Rotor blade with swivelling air flow control flap
11/23/2000WO2000041501A3 Helicopter rotor blade flap actuator
11/23/2000WO2000040464A3 Stabilizing control apparatus for robotic or remotely controlled flying platform
11/23/2000DE19922153A1 Folding helicopter rotor blade, with folding pivot, electric cable and spiral cable container
11/23/2000DE19922152A1 Cable device for helicopter rotor blade e.g. for supplying de-icing heating device, has coiled cable section allowing movement of rotor blade relative to rotor mast
11/21/2000US6151246 Multi-bit-per-cell flash EEPROM memory with refresh
11/21/2000US6149386 Swash-plate device for controlling the pitch of rotor blades with non-rotating plate articulated by cotters on a central ball joint
11/16/2000WO2000068075A1 Rotary wing aircraft supplementary power drive system
11/14/2000US6145785 Simplified anti-vibration suspension device with top dampers for a helicopter
11/09/2000WO2000037310A3 Method of providing a signal for controlling blade vortex interaction noise of a rotorcraft
11/08/2000EP1049623A1 Unmanned rotor carried aerial vehicle
11/07/2000US6142738 Blade for rotary wing aircraft
11/07/2000US6142425 Apparatus and method for aerodynamic blowing control using smart materials
11/07/2000US6142419 Landing gear assembly for a model helicopter
11/07/2000US6142413 Device for control of an aerodynamic steering surface of a helicopter
11/02/2000WO2000064736A1 Unmanned aerial vehicle with counter-rotating ducted rotors and shrouded pusher-prop
11/02/2000WO2000064735A1 Method of reducing a nose-up pitching moment in a ducted rotor unmanned aerial vehicle
10/2000
10/31/2000US6140720 Device for thermally protecting elastomeric components, system of such devices for the protection of a rotorcraft rotor in cold weather, and rotorcraft rotor equipped with such a system
10/31/2000US6139271 Helicopter rotor blade weighting
10/31/2000US6138949 Main rotor pylon support structure
10/31/2000US6138947 Active noise control system for a defined volume
10/26/2000WO2000063073A1 Flap angle measurement system for an active rotor control system
10/26/2000WO2000063072A1 Actuation system for an active rotor control system
10/26/2000CA2372442A1 Flap angle measurement system for an active rotor control system
10/26/2000CA2365850A1 Actuation system for an active rotor control system
10/25/2000EP1045793A1 Active noise control system for a helicopter gearbox mount
10/25/2000EP0944523B1 A composite tip cap assembly for a helicopter main rotor blade
10/24/2000US6135713 Helicopter rotor blade flap actuator government interest
10/18/2000EP1044709A2 Model helicopter
10/17/2000US6131849 Articulating/telescoping duct for reaction drive helicopters
10/11/2000EP1042707A1 Compensation for rotorcraft pitch axis control saturation
10/04/2000EP0869901A4 System for controlling and automatically stabilizing the rotational motion of a rotary wing aircraft
10/03/2000US6126398 Two-piece rotor blade for a bearingless rotor of a helicopter
10/03/2000US6126113 Helicopter removable drive train platform
09/2000
09/27/2000EP1038766A2 Power transmission apparatus for helicopter
09/26/2000US6123291 Device for controlling an aerodynamic surface for balancing a helicopter in terms of pitch
09/26/2000US6122984 Shaft phase control mechanism
09/20/2000EP1037130A2 Flight control apparatus for helicopters
09/20/2000EP1036734A2 Servo actuator apparatus and aircraft control apparatus
09/19/2000US6120251 Rotorcraft rotor with fixed flap stops on blades and hub, and with determined pitch-flap law
09/14/2000WO2000053491A1 Helicopter
09/14/2000WO2000053490A1 Rotor mast of a helicopter
09/14/2000DE19910450A1 Einrichtung zum Verriegeln Means for locking
09/14/2000DE19910449A1 Hubschrauber Helicopter
09/14/2000DE19909257A1 Verbindungsmittel zum Verbinden einer beweglichen Klappe mit einem Flügel eines Luftfahrzeuges Connecting means for connecting a movable flap with a wing of an aircraft
09/14/2000DE19908972A1 Active-load hybrid rotating fibre-reinforced alloy compound rotor structure for fitting with rotating components has supports with integrated functional fibres and layers of fibres, ceramics, polymers or metal alloys.
09/13/2000EP1035366A2 Locking device
09/13/2000EP1035015A2 Rotor blade flap driving apparatus
09/13/2000EP1035014A2 Rotor blade for rotorcraft
09/12/2000US6116857 Blade with reduced sound signature, for aircraft rotating aerofoil, and rotating aerofoil comprising such a blade
09/06/2000CN2394855Y Air power lifting device
09/06/2000CN1265698A Adhesive composition for hot bonding and bonding method using same
09/05/2000US6113352 Hingeless rotor with precompressed half-bearings supporting blade root oversleeves on torsionable blade root strips
08/2000
08/31/2000WO2000050779A1 Centrifugal air flow control
08/31/2000WO2000050778A1 Vibration-driven acoustic jet controlling boundary layer separation
08/31/2000WO2000050303A1 Flap drive device of rotor blade
08/30/2000EP1031509A2 Cyclic and collective pitch control device for a helicopter rotor
08/30/2000EP1031508A2 Helicopter blade aerofoil and helicopter blade
08/30/2000EP1031136A2 Active noise control system for a defined volume
08/29/2000US6109876 Helicopter swash plate with integrated pump
08/29/2000US6109870 Rotor blade flap driving apparatus
08/29/2000US6109852 Soft actuators and artificial muscles
08/29/2000US6109566 Vibration-driven acoustic jet controlling boundary layer separation
08/22/2000US6105900 Active noise control system for a helicopter gearbox mount
08/16/2000CN1055444C Method and device for balancing main propeller torque and controlling swinging of helicopter by using airflow
08/15/2000US6102662 Blade with shielding for enhanced protection against lighting, for rotorcraft rotor
08/15/2000US6102659 Swash-plate device for controlling the pitch of rotor blades with cylindrical runners sliding on non-rotating pillars
08/10/2000DE10001378A1 Radio-controlled helicopter has wobble plate contg. 3 control points, associated with servo devices, at corners of equilateral triangular base, movable point at centre of triangle height
08/08/2000US6099254 Helicopter rotor blade control device
08/08/2000US6098921 Rotary wing aircraft supplementary power drive system
08/01/2000US6095457 Airfoil and wing configuration
07/2000
07/25/2000US6092990 Oscillating air jets for helicopter rotor aerodynamic control and BVI noise reduction
07/20/2000WO2000041501A2 Helicopter rotor blade flap actuator
07/19/2000EP1019243A1 Apparatus and methods for assembling a helicopter main rotor blade subassembly
07/19/2000EP1019242A1 Apparatus and method for installing a leading-edge sheath onto a helicopter main rotor blade subassembly
07/18/2000US6089501 Tandem-rotor gyroplane
07/13/2000WO2000040464A2 Stabilizing control apparatus for robotic or remotely controlled flying platform
07/13/2000DE19860609A1 Helicopter has centrifugal couplings at the rotor ends and rotor pitch setting to switch from a lift to a gliding setting on an engine failure without loss of steering for a safe landing
07/13/2000CA2354583A1 Stabilizing control apparatus for robotic or remotely controlled flying platform
07/12/2000EP0871583A4 Slotted cam control system
07/12/2000EP0866926B1 Method for fabricating a split path transmission providing equal torque splitting
07/12/2000EP0862533A4 Reconfigurable helicopter flight control system
07/11/2000US6088633 Mobile body controlling gear
07/11/2000US6086016 Gyro stabilized triple mode aircraft
07/06/2000DE19856361C1 Stabilizer for rotor blade with longitudinally running gap involves bracing of double blade root and additional surface on upper blade leg running from root to hole formation
07/05/2000EP1015310A1 Inertial mass for vibration isolators
07/05/2000EP1015306A1 Ducted turbine
07/05/2000CN1258621A Supporting structure for pylon of main rotor
07/04/2000CA2116565C Low speed model following velocity command system for rotary wing aircraft
06/2000
06/29/2000WO2000037312A1 A drive system for a variable diameter tilt rotor
06/29/2000WO2000037311A1 Variable diameter rotor blade actuation system
06/29/2000WO2000037310A2 Method of providing a signal for controlling blade vortex interaction noise of a rotorcraft
06/29/2000WO2000037309A2 Adjustable blade profile of the rotor blade of a rotary wing aircraft
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