71978 ⎘
Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft; Arrangements of or constructional features peculiar to multiple propellers Units of two or more coaxial propellers
Rotary Propeller Featuring Enhanced Slot Effect Through Staggered Blade Configurations
#2AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#3AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#4AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#5AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#6AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#7SYSTEMS AND METHODS FOR VERTICAL TAKEOFF AND LANDING VEHICLE WITH IMPROVED ROTOR SIZING
#8SYSTEMS AND METHODS FOR VERTICAL TAKEOFF AND LANDING VEHICLE WITH ULTRA-RELIABLE LOW LATENCY COMMUNICATIONS WIRELESS FLIGHT CONTROL
#9AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#10AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#11AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#12VTOL M-Wing Configuration
#13ELECTRIC DUCTED FAN PROPULSOR
#14AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#15PROPULSION UNIT FOR AN AIRCRAFT
#16AERIAL VEHICLE, AERIAL VEHICLE SYSTEM AND METHOD OF AERIAL LIFTING
#17CONNECTOR AND METHOD FOR CONNECTING MOTOR AND ARM OF MULTI-ROTOR AIRCRAFT
#18OPEN ROTOR AIRCRAFT PROPULSION SYSTEM WITH BYPASS FLOWPATH
#19COUNTER-ROTATING DIFFERENTIAL ELECTRIC MOTOR ASSEMBLY SLIP RING ASSEMBLY
#20UNDUCTED PROPELLER GAS TURBINE COMPRISING A COOLING AIR CHANNEL AND A VARIABLE BLEED VALVE EJECTION CHANNEL
#21AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#22AIRCRAFT WITH AN UNDUCTED FAN PROPULSOR
#23FLIGHT DEVICE
#24METHOD TO DECREASE ACOUSTIC SIGNATURE OF A HYBRID ELECTRIC PROPULSION SYSTEM
#25TWIN FAN, REDUNDANTLY CONFIGURED VERTICAL LIFT VEHICLE
#26UNDUCTED THRUST PRODUCING SYSTEM ARCHITECTURE
#27AERONAUTICAL THRUSTER
#28AERONAUTICAL THRUSTER
#29VERTICAL TAKE-OFF BOX WING AIRCRAFT
#30ROTOR ASSEMBLY
#31Turbomachine comprising a speed reduction gear and at least one electric machine
#32VTOL BOX-WING MULTIROTOR AERIAL VEHICLE
#33Flap-type aeronautical propulsion device with propeller engine
#34Method for transmitting power based on aerodynamic deceleration, structure and application thereof
#35Multi-Stage Propeller System
#36VTOL M-wing configuration
#37Electrically powered engine
#38Electric ducted fan propulsor
#39Gas turbine engine with third stream
#40Gas turbine engine with third stream
#41Unducted propulsion system
#42ELECTRIC VERTICAL TAKEOFF AND LANDING (EVTOL) AIRCRAFT LIFT MOTOR WITH AIR COOLING
#43Rotating airfoil assembly with opening formed therein to eject or to draw air
#44Electric aircraft lift motor with air cooling
#45DRONE
#46Aircraft thrust control system
#47APPARATUS AND METHOD FOR FLUID MANIPULATION
#48High efficiency rotating equipment having contra-rotating propeller
#49Unducted propulsion system
#50Inlet for unducted propulsion system
#51VTOL box-wing multirotor aerial vehicle
#52AIRCRAFT PROPULSION SYSTEM
#53Electrical propulsion unit for an aircraft and method for using such a propulsion unit
#54Aircraft
#55Stacked propellers
#56Aircraft
#57COUNTER-ROTATING DIFFERENTIAL ELECTRIC MOTOR ASSEMBLY SLIP RING ASSEMBLY
#58Counter-rotating differential electric motor assembly
#59Hybrid gyrodyne aircraft
#60AIRCRAFT ROTOR ASSEMBLY WITH PLURAL ROTORS
#61Aircraft thruster having an annular part integral with a fairing surrounding a first propeller
#62VTOL M-wing configuration
#63Counter-rotating axial electric motor assembly
#64Arrowhead aircraft
#65Coaxial tilt-rotor unmanned aerial vehicle and control method thereof
#66Unmanned aerial vehicle with collision tolerant propulsion and controller
#67Hybrid gyrodyne aircraft
#68AIRFOIL HAVING PROPELLER IN SLOT
#69Hybrid gyrodyne aircraft
#70Hybrid gyrodyne aircraft
#71Hybrid gyrodyne aircraft
#72Paramotor with contrarotating propellers
#73Turbomachine with unducted dual propellers
#74Distributed elevon systems for tailsitting biplane aircraft
#75Propeller driving unit
#76PROPELLER STRUCTURE IN THE FORM OF TWIN MOBIUS BLADES FOR AIRCRAFT
#77Ducted fans having fluidic thrust vectoring
#78Ducted fans having edgewise flow augmentation
#79Fluidic roll control systems for use in forward flight
#80Fluidic yaw control systems for use in hover
#81Variable pitch bladed disc
#82Vertical take off and landing (VTOL) aircraft with vectored thrust having continuously variable pitch attitude in hover
#83DRIVE SYSTEM FOR COUNTER-ROTATING PARTS
#84Unmanned aircraft having reduced acoustic signatures
#85Fiber sheet stacked rotor design
#86Double-ring rotary wing spherical cabin aircraft
#87Multicopter-assisted system and method for launching and retrieving a fixed-wing aircraft
#88Unducted thrust producing system architecture
#89Unducted thrust producing system
#90Single arm failure redundancy in a multi-rotor aerial vehicle with least rotors/propellers
#91Turbomachine having inner and outer fans with hub-tip ratios
#92Systems and methods for countering an unmanned air vehicle
#93Aircraft propulsion system
#94AIRCRAFT PROPULSION SYSTEM
#95COAXIAL SINGLE-BLADED ROTOR STOPPED-ROTOR VERTICAL TAKE-OFF AND LANDING AIRCRAFT AND ASSOCIATED METHOD OF FLYING
#96TRANSVERSE FAN PROPULSION SYSTEM
#97Aircraft turbine engine with a pair of rotating and non-ducted propellers
#98COAXIALLY ALIGNED PROPELLERS OF AN AERIAL VEHICLE
#99DRONE USING COAXIAL INVERTED ROTOR
#100High current and RPM-capable slip ring assembly
#101COUNTER-ROTATING PROPELLER SYSTEM WITH CAPABILITY TO STOP ROTATION OF ONE ROW
#102Fiber sheet stacked rotor design
#103Dual rotor propulsion systems for tiltrotor aircraft
#104Adaptive phase control architecture for reduction of community noise from distributed propulsion vehicles
#105Redundant Aircraft Propulsion System Using Co-rotating Propellers Joined By Tip Connectors
#106Unducted thrust producing system
#107VTOL M-wing configuration
#108Stacked propellers
#109Boom control effectors
#110Vertical take off and landing (VTOL) aircraft with vectored thrust having continuously variable pitch attitude in hover
#111Apparatus and method for fluid manipulation
#112Foldable wings for UAS having a geared interface
#113Convertible propeller
#114UAV rotor system
#115SIMPLE PITCH CONTROL DEVICE FOR DUAL-MODE AIRCRAFT WITH VTOL AND FIXED-WING FLIGHT
#116Lightweight flying vehicle
#117Propulsion device
#118Vertical takeoff and landing (VTOL) unmanned aerial vehicle (UAV)
#119Aircraft comprising a propulsion assembly including a pair of propellers at the rear of the fuselage
#120SYSTEMS AND METHODS FOR STABILISATION OF AERIAL VEHICLES
#121Propeller system with directional thrust control
#122Shock absorber assembly for hydraulically and electrically connecting an unducted fan
#123Thrust producing unit with at least two rotor assemblies and a shrouding
#124Propulsor
#125Aircraft comprising a turbine engine incorporated into the rear fuselage with variable supply
#126THRUST PRODUCING UNIT WITH AT LEAST TWO ROTOR ASSEMBLIES AND A SHROUDING
#127Thrust ring and rotor fan system with passive leading edge slats
#128Propeller-enclosed airlifting air tube apparatus
#129Aircraft system and method for vertical takeoff and landing
#130Turbomachine with multi-diameter propeller
#131Aerial vehicle with different propeller blade configurations
#132COAXIALLY ALIGNED PROPELLERS OF AN AERIAL VEHICLE
#133Aerial vehicle propulsion mechanism with coaxially aligned and independently rotatable propellers
#134Telescoping propeller blades for aerial vehicles
#135Variable pitch bladed disc
#136Aerial vehicle propulsion mechanism with coaxially aligned propellers
#137Aerial vehicle adaptable propeller blades
#138Soft in-plane and stiff out-of-plane rotor system
#139Motor and propeller thrust generating device
#140Assembly for turbine machine with open rotor contra-rotating propellers, comprising a small duct for the passage of ancillaries
#141Redundant aircraft propulsion system using multiple motors per drive shaft
#142Redundant aircraft propulsion system using co-rotating propellers joined by tip connectors
#143Device for fixing blades with variable pitch of a non-streamlined turbomachine propeller
#144Multi-shaft gas turbine engine
#145Multicopter-assisted system and method for launching and retrieving a fixed-wing aircraft
#146Multicopter-assisted system and method for launching and retrieving a fixed-wing aircraft
#147Multicopter-assisted system and method for launching and retrieving a fixed-wing aircraft
#148Multicopter-assisted system and method for launching and retrieving a fixed-wing aircraft
#149Multicopter-assisted system and method for launching and retrieving a fixed-wing aircraft
#150Aircraft control system and method
#151Method and system for cross engine debris avoidance
#152System and method for propeller pitch control
#153System and method for controlling propeller pitch
#154System and method for controlling propeller pitch
#155Vertical takeoff and landing (VTOL) unmanned aerial vehicle (UAV)
#156Aircraft for vertical take-off and landing
#157Blade for a turbine engine propeller, in particular a propfan engine, propeller, and turbine engine comprising such a blade
#158Unmanned aerial vehicle
#159Nacelle for an aircraft engine assembly comprising at least one jointed nacelle cowling at its front end
#160Device for transferring oil between two repositories rotating relative to each other, and propeller turbomachine for an aircraft with such a device
#161Unducted fan for an aircraft turbine engine
#162Aircraft turboprop engine comprising two coaxial propellers
#163Aircraft turbopropeller
#164Systems and methods countering an unmanned air vehicle
#165Vane assembly for an unducted thrust producing system
#166Unison ring system for counter rotating propellers
#167Propeller blade for a turbomachine
#168Unducted thrust producing system architecture
#169Contra-rotating open rotor distributed propulsion system
#170Unducted thrust producing system
#171Pylon for mounting an engine on the structure of an aircraft
#172Rotor noise suppression
#173Optimization of downstream open fan propeller position and placement of acoustic sensors
#174Blade for a fan of a turbomachine, notably of the unducted fan type, corresponding fan and corresponding turbomachine
#175Soft in-plane and stiff out-of-plane rotor system
#176Ultra-efficient propulsor with an augmentor fan circumscribing a turbofan
#177Propulsion device having unducted counter-rotating and coaxial rotors
#178Propeller for an aircraft engine comprising means for reducing noise at middle and high frequencies and improving the acoustic perception
#179Propfan engine
#180Aircraft propulsion system and a method of controlling the same
#181Device for shifting a propeller into reverse, comprising an actuator acting on a crank pin
#182Magnetically coupled contra-rotating propulsion stages
#183Airfoils including tip profile for noise reduction and method for fabricating same
#184Counterweight-based device for controlling the orientation of fan blades of a turboprop engine
#185Mechanical transmission device for driving in rotation counter-rotating propellers of a dual-propeller turboprop
#186Modular counter rotating propeller system
#187Assembly having a control device with racks for controlling the angular position of pivotally-mounted blades in a turbine engine
#188AIR PROPELLER ARRANGEMENT AND AIRCRAFT
#189Contra-rotating propeller system for an aircraft turbine engine
#190Propeller hub having a reinforced polygonal ring and turbine engine provided with such a hub
#191ATTENUATION OF OPEN ROTOR NOISE
#192Turbine engine with contra-rotating non-ducted propellers
#193Electric generator disposed on a rotating turboprop part
#194Hub for a propeller having variable pitch blades
#195Electric deicing device for propfan-type propeller blades
#196Remote shaft driven open rotor propulsion system with electrical power generation
#197Blade-retaining device for turbomachine propeller
#198Deicing device for propfan-type propeller blades
#199Stationary actuator device for controlling the pitch of fan blades of a turboprop
#200Unducted propeller with variable pitch blades for a turbomachine
#201Pitch change apparatus for counter-rotating propellers
#202Movable actuator device for controlling the pitch of fan blades of a turboprop
#203Device for controlling the pitch of fan blades of a turboprop
#204Rotor assembly
#205Unducted fan with variable-pitch blades for a turbine engine
#206Propellers for aircraft
#207AIRCRAFT PROPELLER
#208Turbine engine with nonstreamlined impellers
#209Device with counter-rotating propellers having a propeller pitch altering means
#210Mechanical arrangement
#211Engine, Particularly CROR Engine, for an Aircraft
#212System of contra-rotating propellers driven by a planetary gear train providing a balanced distribution of torque between the two propellers
#213Propeller arrangement
#214Variable shape rotor blade
#215Aircraft including an engine controlled by synchrophasing
#216COOLING DEVICE FOR AIRCRAFT PROPELLER
#217Optimization of downstream open fan propeller position
#218Boundary layer energiser
#219Boundary layer energiser
#220Device for locking an engine on an aircraft pylon
#221Ultra-efficient propulsor with an augmentor fan circumscribing a turbofan
#222FLUIDFOIL TIP VORTEX DISRUPTION
#223Electrical power generation apparatus for contra-rotating open-rotor aircraft propulsion system
#224HYDRAULIC STEPPER MOTOR
#225Method for producing an aircraft with reduced environmental impact and the aircraft thus obtained
#226Controllable pitch blade non-ducted propeller for jet engine
#227Blade for turbomachine receiving part, comprising an airfoil part including a mechanical fuse
#228Vane for aircraft turbine engine receiver, provided with two hollow cores lodged in one another
#229Counter rotating fan design and variable blade row spacing optimization for low environmental impact
#230Thermal protection of rotor blades
#231Apparatus and method for transmitting a rotary input into counter-rotating outputs
#232Aeroengine starter/generator arrangement
#233Machine such as a gas turbine engine
#234Turbomachine having an unducted fan provided with air guide means
#235Blade pitch control
#236Controlling propeller rotor overspeed
#237Method for reducing the vibration levels of a propeller of a turbine engine
#238TURBOMACHINE WITH UNDUCTED PROPELLERS
#239Aeroengine
#240VARIABLE PITCH AFT PROPELLER VANE SYSTEM
#241Propeller
#242Engine arrangement
#243Coaxial propulsion systems with flow modification element
#244Vertical take-off and landing aircraft
#245Rotary wing-fixed wing convertible morphing aircraft
#246Scissoring mechanisms deploying at low speed
#247Scissoring mechanisms deploying at low speed
#248Electric vacuum jet engine
#249Prime mover with integral drivers for providing multiple modes of locomotion
#250Aircraft
#251Low observable aircraft having a unitary lift fan
#252Propeller outer slipstream control system for counter-rotating propellers
#253Heliplane craft
#254Dual blade assembly propeller
#255Coaxial drive propulsion system for aerial vehicles, and associated systems and methods
#256Collapsible large diameter propeller for quiet aircraft
#257Propeller outer slipstream control system for counter-rotating propellers