72141 ⎘
Rotorcraft; Rotors peculiar thereto; Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement; Transmitting means mechanical including swash plate, spider or cam mechanisms
HYBRID AIR VEHICLE
#2ROTOR ASSEMBLIES AND AIR MOBILITY INCLUDING SAME
#3ROTOR CONTROL FOR A CONVERTIBLE AIRCRAFT
#4DUAL COLLECTIVE ROTOR HEADS
#5CONTROL DEVICE AND SYSTEM FOR ROTOR BLADES
#6Compliant helicopter rotor pitch link
#7GANGED SERVO FLIGHT CONTROL SYSTEM FOR AN UNMANNED AERIAL VEHICLE
#8HELICOPTER ROTOR SYSTEM
#9TILT ROTOR CONTROL
#10Propulsor assembly of an electric aircraft
#11AIRCRAFT COOLING SYSTEM AND AIRCRAFT
#12UNPOWERED BREAKOUT LOCKING MECHANISM
#13TAIL ROTOR BEARING CONDITION MONITORING
#14Unmanned system maneuver controller systems and methods
#15Rotorcraft
#16ROTOR ASSEMBLY
#17Helicopter rotor system
#18Rotary wing vehicle
#19Harmonic control actuator for aircraft
#20Ganged servo flight control system for an unmanned aerial vehicle
#21ROTARY WING VEHICLE
#22AIRCRAFT
#23Self-retaining wear-pad leveler
#24LINK ROTOR HEAD AND UNMANNED AERIAL VEHICLE
#25Aerial vehicle with hybrid drive and rotor unit including rotor shafts coupled by inclined synchro gear wheels
#26Tilt Rotor Aircraft Noise Reduction
#27Wear estimation for wear liner bearings
#28Swashplate assembly for a rotor system
#29Electromechanical servocontrol, swashplate system having at least four electromechanical servocontrols, and rotorcraft
#30Cyclic pitch angle adjustment apparatus
#31DYNAMICALLY ADJUSTABLE ROTORCRAFT SWASHPLATE WITH UNDULATING SURFACE
#32Pitch link centering tool
#33Rotorcraft lockout during transport
#34SWASHPLATE ASSEMBLY WITH INTEGRATED ELECTRIC MOTOR
#35Individual blade control system for rotorcraft
#36Rotary-wing aircraft individual rotor blade pitch control system
#37Tail rotor actuator joint
#38Pitch horn joint
#39Drive tube and swashplate trunnion assembly with cylindrical bearings
#40Apparatus with variable pitch and continuous tilt for rotors on an unmanned fixed wing aircraft
#41Scissorless swashplate uniball
#42Anti-drive mechanism for rotary aircraft control
#43Method and device for determining a state of a rotorcraft rotor
#44Pitch crank assembly with spherical bearings
#45Pulse-induced cyclic control lift propeller
#46System for reducing vibrations or stresses in a rotor blade system
#47Coaxial helicopter and control method thereof
#48Three-steering gear direct-drive coaxial rotor system and flight control method for controlling coaxtal rotor aircraft
#49Electric drive system line replaceable unit with integrated cyclic actuation
#50COMPACT ADJUSTABLE LINK
#51Anti-torque rotor for a helicopter
#52Hover-capable aircraft
#53Dynamically adjustable rotorcraft swashplate with undulating surface
#54Eccentrically adjusted rotating scissor pitch control link
#55Electronic control of blade pitch on a tiltrotor
#56Rotary wing vehicle
#57Elastomeric pitch lock restraint
#58Length adjustable link
#59Spring-loaded link
#60Rotorcraft including variable blade torsional angle mechanism
#61Rotor blade control system
#62Rotor hubs having pitch control systems and related methods
#63Rotor control mechanism
#64Rotor head for aerial vehicle
#65Electromechanically actuated control rod for flight vehicles
#66Ganged servo flight control system for an unmanned aerial vehicle
#67System and method for controlling rotorcraft
#68Tilt rotor control
#69Reduced height swashplate assembly
#70Cyclorotor thrust control, transmission and mounting system
#71Active counterweight for main rotor
#72Rotorcraft flapping lock
#73Vertical takeoff and landing (VTOL) air vehicle
#74System and method for controlling rotorcraft
#75Augmented swashplate assembly
#76Hydraulic actuator force fight mitigation mechanism
#77Electric powered direct drive rotor motor with integrated mechanical flight control
#78Rotating swashplate ring to rotor mast connection
#79Adaptable rotor control system for a variable number of blades
#80Rotorcraft swashplate actuator control
#81Rotor assembly having collective pitch control
#82Adaptable rotor control system for a variable number of blades
#83Uniball bearing with compliant inner member
#84High stiffness hub assemblies for rotor systems
#85INTERMESHING ROTARY-WING AIRCRAFT WITH SYMMETRICAL SWASH PLATE
#86Servo control, rotor and aircraft
#87Rotor assembly for a rotorcraft with torque controlled collective pitch
#88Swash plate system for helicopter rotor
#89Tilt Rotor Flap Whirl Stability with Hub Shear Feedback for High Speed Aircraft
#90Rotor hub with blade-to-blade dampers attached to the pitch change axis
#91Summing and fault tolerant rotary actuator assembly
#92Adaptable rotor control system for a variable number of blades
#93Adaptable rotor control system for a variable number of blades
#94Proprotor flapping control systems for tiltrotor aircraft
#95Pitch link with track adjustment indicators
#96Higher harmonic control augmented with active vibration control
#97Inboard bearing assemblies with anti-rotation features
#98Pitch horn assembly
#99Tilt-rotor multicopters with variable pitch propellers
#100UAV rotor system
#101System and method for automation of rotorcraft entry into autorotation and maintenance of stabilized autorotation
#102Magnetorheological fluid clutch apparatus and control systems
#103Rotor assembly having collective pitch control
#104Gimbaled Rotor Hub Assembly with Spherical Bearing
#105Adjustable scissor link
#106Default in-detent vertical speed/altitude hold
#107Vertical takeoff and landing (VTOL) air vehicle
#108MONO-CYCLIC SWASHPLATE
#109Rotary wing vehicle
#110High stiffness hub assembly for proprotor systems
#111Fume tight sock collector/box
#112System and method for rotorcraft heading control
#113Rotor assembly apparatus
#114Multi-rotor roto-craft flying machine
#115Pitch control device for a ducted tail rotor of a rotorcraft
#116Bearing arrangement and an aircraft
#117Control rod for adjusting a rotor blade of a helicopter
#118Teetering rotor hub system
#119Composite swashplate guide for rotorcraft control systems
#120Rotor sequencing for dual rotor aircraft
#121Rotor blade control horn arrangements
#122Articulated main rotor hub with inwardly CF bearing and 3% flapping hinge offset
#123Connector assembly for rotor head swashplate
#124Adjustment of track and balance of a multi-blade rotor
#125Rotorcraft having a rotary wing and an orientable propeller, and a method applied by the rotorcraft
#126AIRCRAFT PROVIDED WITH A SET OF SWASHPLATES AND WITH AT LEAST ONE SERVO-CONTROL THAT IS INCLINED
#127Control system for controlling at least collective pitch of rotor blades of a multi-blade rotor in a rotary-wing aircraft
#128Jam-Tolerant Rotary Control Motor for Hydraulic Actuator Valve
#129Anti-drive mechanism for rise and fall rotating control systems
#130ROTOR SWASHPLATE ACTUATOR POSITION SYNCHRONIZATION
#131Rotor and an aircraft provided with such a rotor
#132Vertical takeoff and landing (VTOL) air vehicle
#133Automatic flight control actuator systems
#134ROTOR HEAD FOR PROP-ROTOR
#135Composite reinforced swashplate
#136Rotor assembly with high lock-number blades
#137Hydraulic actuator force fight mitigation mechanism
#138Feed-forward compensation for gyroscopic loads in a coaxial rotor
#139Rotor blade pitch horn assembly
#140Failure tolerant rotor blade pitch angle controlling device
#141ROTARY WING VEHICLE
#142System for reducing vibrations or stresses in a rotor blade system
#143Helicopter
#144Automatic flight control actuator systems
#145Central-positioned pitch control device for a coaxial helicopter
#146Separation of collective and cyclic actuation
#147Ganged servo flight control system for an unmanned aerial vehicle
#148Devices and methods for in flight transition VTOL/fixed wing hybrid aircraft structures and flight modes
#149Power transmissions having pericyclic motion converters
#150Jam-tolerant rotary control motor for hydraulic actuator valve
#151Magnetorheological fluid clutch apparatus and control systems
#152Tail rotor failure recovery controller
#153Artificial force feel generating device for a vehicle control system of a vehicle and, in particular, of an aircraft
#154Rheologic fluid coupler for redundant linear electromechanical actuators
#155Compact linear hydraulic actuator
#156Rotor driving system
#157Omni-directional thrust vectoring propulsor
#158Vertical takeoff and landing (VTOL) air vehicle
#159Swashplate apparatus
#160Weight efficient servo attachment scheme for rigid coaxial rotor control system
#161Rotor assembly apparatus
#162Anti-drive mechanism for rise and fall rotating control systems
#163Leverage Pitch Link
#164Methods and apparatus to control pitch and twist of blades
#165Rotorcraft flapping lock
#166Control system for controlling collective and cyclic pitch of rotor blades of a multi-blade rotor in a rotary-wing aircraft
#167Systems and method for automation of rotorcraft entry into autorotation and maintenance of stabilized autorotation
#168Coaxial lifting system
#169Damping mechanical linkage
#170Set of swashplates for controlling the pitch of rotor blades, a rotor and an aircraft having such a set
#171Rotorcraft flapping lock
#172Adjustable scissor control link
#173Magnetorheological flight control clutch system
#174Articulated main rotor hub with inwardly CF bearing and 3% flapping hinge offset
#175PROPULSIVE TAIL PROPELLER ASSEMBLY OR TAIL DUCT FAN ASSEMBLY WITH CYCLIC AND COLLECTIVE CONTROL AND/OR A METHOD OF THRUST VECTORING FOR AIRCRAFT MANEUVERING AND FOR HELICOPTOR SINGLE ROTOR HEAD ANTI TORQUE
#176Rotorcraft rotor including a flapping abutment mechanism, and a rotorcraft
#177System and method for avoiding inadvertant entry into an unsafe vertical descent speed region for rotorcraft
#178Magnetorheological rotorcraft actuator
#179Magnetorheological rotorcraft actuation system
#180Hybrid spherical and thrust bearing
#181Disc-shaped aircraft with dual spinning discs
#182Cyclic blade speed control
#183Double hydraulic valve of a servo-control for feathering the blades of a rotorcraft rotor
#184Rotorcraft fitted with an anti-torque tail rotor that contributes selectively to providing the rotorcraft with lift and with propulsion in translation
#185FLYBARLESS HELICOPTER ROTOR HEAD SYSTEM
#186System and method of monitoring wear in a bearing
#187Rotorcraft rotor including primary pitch horns and secondary horns
#188Reversible decoupling device for actuators
#189Dual series pitch link bearing
#190Rotor blade control device
#191Rotor blade control device
#192Rotor system of a rotary wing aircraft
#193Rocket or ballistic launch rotary wing vehicle
#194Tiltrotor control system with two rise/fall actuators
#195Swashplateless active blade pitch control with a mechanical delta-3 restraint having an instantaneous blade pitch-flap coupling response
#196Jam-tolerant linear control motor for hydraulic actuator valve
#197Radial fluid device with variable phase and amplitude
#198Radial fluid device with multi-harmonic output
#199Apparatus, system, and method for pitching and twisting a blade of a rotorcraft
#200Blade-pitch control system with indexing swashplate
#201Preventing rotation of a fixed ring of a swashplate
#202Direct-drive control of aircraft stability augmentation
#203System and method for providing for collective control in an aircraft
#204Rotor assembly for an aircraft capable of hovering and equipped with an improved constraint assembly
#205Rotary wing vehicle
#206Independent blade control system with hydraulic pitch link
#207Damping mechanical linkage
#208Hybrid spherical and thrust bearing
#209Differential pitch control to optimize co-rotating stacked rotor performance
#210UNDER SWASH LEVELING TOOL FOR RADIO CONTROLLED HELICOPTERS
#211Hub assembly with centrifugal and radial bearings
#212System and method of actuating a swashplate for main rotor control
#213TRANSMISSION STRUCTURE OF MAIN PROPELLER CLAMPING SEAT AND SWASHPLATE OF REMOTE-CONTROLLED HELICOPTER
#214Communication device, an aircraft rotor, and an aircraft
#215Adjustable pitch link
#216Blade-pitch control system with feedback lever
#217Preventing rotation of a fixed ring of a swashplate
#218Blade-pitch control system with feedback swashplate
#219Device for varying lade pitch of a lift rotor
#220Active prop rotor stability system
#221Rotor system anti-rotation wear protector
#222Rotorcraft, dynamic, CG management apparatus and method
#223Swashplate-mounted permanent magnet alternator
#224Rotor assembly
#225Rotor assembly
#226REACTIVE DRIVE ROTOR HEAD WITH EXTERNAL SWASHPLATE
#227Cyclic blade speed control apparatus and method
#228Differential pitch-control to optimize co-rotating stacked rotor performance
#229Rotor blade spacing for vibration attenuation
#230Rotor hub and controls for multi-bladed rotor system
#231Rotor-blade control system and method
#232Concentric rotor control system
#233Control system and method for rotor assembly
#234Set of cyclic swashplates for controlling the pitch of blades of a main rotor, and a rotor provided with such a set
#235Helicopter with main and auxiliary rotors
#236Device for switchable pilot control forces
#237Electromechanical actuation system and method
#238Step-over blade-pitch control system
#239Hybrid device for vibration control
#240Swashplate trajectory control
#241Upper rotor control system for a counter-rotating rotor system
#242Helicopter provided with a plurality of lift elements each provided with a respective tab for controlling the angles of incidence of its blades
#243Helicopter provided with a plurality of lift elements for controlling the angles of incidence of its blades
#244Electromechanical flight control system and method for rotorcraft
#245Retractable lifting blades for aircraft
#246Swashplate bearing assembly with enhanced alloys
#247Swash plate anti-torque mechanism
#248Dual motor dual concentric valve
#249Rotor blade pitch control
#250Tungsten carbide enhanced bearing
#251Protective boot for a helicopter pitch link
#252Helicopter pitch link with accessible adjustment features
#253Compact load path swashplate assembly
#254Anti-impact shield for a mechanical part
#255Swashplate seal assembly
#256Compact co-axial rotor system for a rotary wing aircraft and a control system therefor
#257Retractable lifting blades for aircraft
#258Swashplate and pitch link arrangement for a coaxial counter rotating rotor system
#259Compact co-axial rotor system for a rotary wing aircraft and a control system thereof
#260Lightweight helicopter
#261Method for producing a lift and a horizontal thrust
#262Helicopter with coaxial counter-rotating roller driven rotors
#263Helicopter with coaxial counter-rotating annular electric motor rotors
#264Heliplane rotor thermal management for maintaining dimensional stability
#265Ring cam and ring cam assembly for dynamically controlling pitch of cycloidal rotor blades
#266Rotor configuration for reaction drive rotor system
#267Solid lubricated blade pitch control system for use within a compressed airstream of a reaction driven rotorcraft
#268Oil lubricated swashplate
#269Torsionally stiff rotorcraft control apparatus and method