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WO/2024/121519A1 |
The invention relates to an aeronautical thruster comprising a blade, the blade comprising a profiled part (85) having an aerodynamic profile extending radially from the central component, the profiled part (85) having a leading edge (86...
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WO/2024/123284A1 |
The present invention relates to a body (2); a plurality of propellers (3) on the body (2) that produce the necessary force for the flight of the air vehicle (1); at least one actuator (4) triggering the propellers (3) to change their pi...
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WO/2024/112772A1 |
An aircraft defining a vertical direction, a longitudinal direction, and a transverse direction is provided. The aircraft includes: a fuselage; a propulsion system comprising a power source and a plurality of vertical thrust electric fan...
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WO/2024/107264A2 |
A propeller according to an embodiment includes a hub and a series of blades extending outward from the hub. Each blade of the series of blades includes a core and a skin covering the core. The core may be formed of a ceramic first mater...
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WO/2024/099601A1 |
Propellor system with variable blade-angle mechanism for a propellor, wherein the propellor system comprising an induction machine and a mechanism for changing a blade-angle of a blade of the propellor, wherein the induction machine comp...
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WO/2024/094949A1 |
Aeronautical thruster (40) having a longitudinal axis (X) and comprising an upstream rotor row and a downstream stator row (16) having unducted blades (18). Two adjacent blades of the downstream stator row (16) have between them, about t...
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WO/2024/097669A1 |
A noise-reducing propeller with three-dimensional (3D) serrations and a cicada wing planform alters the propeller airflow characteristics and improves both aeroacoustic and aerodynamic performance. The propeller configuration increases p...
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WO/2024/094948A1 |
Aeronautical thruster (40) having a longitudinal axis (X) and comprising an upstream rotor row and a downstream stator row (16) having unducted blades (18). Two adjacent blades of the downstream stator row (16) have between them, about t...
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WO/2024/089375A1 |
The invention relates to a pitch-change mechanism (70), which comprises a frame (72), a control actuator (74) including a stationary portion (100) rigidly connected to the frame (72) and a movable portion (102) translatable along a longi...
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WO/2024/089376A1 |
The invention relates to a pitch-change mechanism (70), which comprises a frame (72), an actuating cylinder (74), and a locking device (160). The actuating cylinder (74) comprises a cylinder block (104) and a piston (106), of which one i...
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WO/2024/089377A1 |
The invention relates to a pitch-change mechanism (70), which comprises a frame (72) and an actuating cylinder (74) including a movable portion (102) that is translatable relative to the frame (72). The mechanism also comprises a connect...
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WO/2024/089338A1 |
The invention relates to a method for manufacturing a propeller blade or vane made of composite material, the method comprising: - producing, by means of three-dimensional weaving between warp yarns (101) and weft yarns (102), a fibrous ...
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WO/2024/079426A1 |
Disclosed is a variable pitch vane for a turbomachine fan comprising a blade (60) and a root (62). The root (62) comprises a bulb (72) and an upright support (74) connecting the bulb (72) to the blade (60), the bulb (72) being connected ...
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WO/2024/079265A1 |
The invention relates to a multicopter comprising a plurality of rotor devices (14), a rotor device (14) comprising at least one rotor blade (20) which is rotatable about a rotor blade axis (22). It is proposed that the rotor device (14)...
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WO/2024/076965A1 |
A system includes a first frame for mounting to the aircraft; a second frame for mounting the proprotor, the second frame being rotatably mounted to the first frame; a first gear located along the rotation axis of the second frame and fi...
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WO/2024/069095A1 |
Device (210) for measuring a rotational speed of an aircraft propeller (211), comprising: - an optical speed sensor (220); - an optical fiber (230) connected to the optical speed sensor and intended to be connected to a control unit of t...
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WO/2024/062928A1 |
The present technology relates to an unmanned aircraft and a propeller in which it is possible to improve stability in a state in which a foldable unmanned aircraft propeller is opened. This unmanned aircraft comprises a propeller and a ...
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WO/2024/059189A1 |
Systems and methods relate to a vertical takeoff and landing (VTOL) platform that can include a stator and a rotor magnetically levitated by the stator. The rotor and stator can be annular, such that the rotor rotates about a rotational ...
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WO/2024/059181A1 |
Systems and methods relate to a vehicle, such as a vertical takeoff and landing (VTOL) platform, which can include a stator and a rotor magnetically levitated by the stator. The rotor and stator can be annular, such that the rotor rotate...
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WO/2024/056959A1 |
The invention relates to a propeller blade or vane (10) for a turboprop engine, made from composite material and comprising a matrix-densified fibrous reinforcement, the propeller blade or vane comprising, in the direction of its span (D...
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WO/2024/057935A1 |
Provided is a rotary wing that is unlikely to be deformed by fluid. A rotary wing 1 comprises: a hub 10; a first blade 20, a second blade 30, and a third blade 40, being a plurality of blades which each have one end connected to the hub ...
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WO/2024/059777A1 |
Conventional proprotor systems have a large region in the middle of the proprotor disk area that is occupied by the hub mounted systems including blade pitch control systems and blade retention systems. The hub-mounted systems use rotor ...
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WO/2024/052190A1 |
During the transition of a vertical take-off and landing (VTOL) aircraft (1) from hover flight to cruise flight and vice versa, a method for controlling this transition is configured to push propulsion units (2) of the VTOL aircraft (1) ...
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WO/2024/052505A1 |
The invention relates to a wing arrangement (10) that comprises a main wing (12) and a slat (14) mounted to the main wing in front of the main wing (12) and counter to a direction of flow. A gap (16) with a flow inlet (18) and a flow out...
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WO/2024/047312A1 |
The invention relates to a method for producing a moulded part and to the three-dimensionally moulded part itself, comprising a composite material including a fibrous preform and a resin, the part having a cavity (230') filled with a cel...
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WO/2024/044289A1 |
Controlling navigation of an autonomous unmanned aerial vehicle (UAV), commonly known as a drone, involves mathematical modeling and the resulting estimations. The autonomous UAV has one or more rotors, a wind sensor, and a controller fo...
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WO/2024/040407A1 |
A ducted aircraft (100) and a duct (10) thereof. The ducted aircraft (100) comprises a duct (10), a fuselage (20), and power assemblies (30). The duct (10) comprises at least two duct units (11). The duct units (11) are each provided wit...
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WO/2024/042293A1 |
The present application relates to a blade (3) of a static vane assembly (2) of a turbine engine (1) comprising: - a blade root (8) comprising a fibrous reinforcer (13) comprising a first skin (12) and a second skin (12) separated by a c...
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WO/2024/038047A1 |
A power transmission system (20) for a propeller hub of an aircraft is described, wherein the power transmission system comprises a hollow inner conductive cylinder (4) configured to be mounted to a rotatable shaft a hollow outer insulat...
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WO/2024/033587A1 |
The invention relates to an assembly for a turbine engine, in particular of an aircraft, the assembly comprising a ring (2) with a rotationally symmetrical axis (O). According to the invention, the assembly comprises a plurality of suppo...
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WO/2024/033590A1 |
The invention relates to a propeller (10) for an aircraft turbine engine, this propeller (10) having: - a hub (12), - vanes (14), - bearings (46, 48) for guiding the roots (18) of the vanes (14) into orifices (12a) in the hub (12), and -...
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WO/2024/028553A1 |
The invention relates to a turboprop (10) comprising: - a turbine (12) mechanically connected to an input (21) of a reducer (20); - a tail shaft (30) bearing a variable-pitch propeller (31); - a rotary electric machine (46); and - an ele...
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WO/2024/025730A1 |
A propeller includes a rotatable hub and at least two propeller blades coupled to the rotatable hub. Each of the propeller blades is formed from a combination of a first material having a negative Poisson's ratio (NPR) and a second mater...
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WO/2024/022304A1 |
An inlet cone. The inlet cone comprises a body (2) and a nose cone portion (1), wherein the body (2) comprises an outer wall (21), and the nose cone portion (1) is connected to an end of the outer wall (21); an outer surface of the nose ...
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WO/2024/018459A1 |
The present disclosure provides a thrusting assembly for mounting on an aerial platform and configured for generating thrusting power to allow a controllable accelerated air mass flow in and out the thrusting assembly. The thrusting asse...
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WO/2024/013392A1 |
The invention relates to a vertical take-off aircraft (1) which is designed as a tail-sitter and, after the take-off, transitions in full from the substantially vertical hover attitude into the horizontal attitude, comprising: an aircraf...
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WO/2024/009044A1 |
The invention relates to a hydraulic control circuit (17) of a steering actuator (21) having a first and a second chamber (18, 19), for orienting the blades of an aircraft engine propeller, this circuit (17) comprising a high-pressure li...
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WO/2024/009029A1 |
One aspect of the invention relates to a device for measuring the pitch angle of blades of a turbine engine with a first axis X, comprising: - a movable wheel which is centred on the first axis X and is provided with a plurality of blade...
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WO/2024/007061A1 |
The inventions will find application in aviation, particularly for passenger and cargo transport, in emergency medical care, etc. The aircraft comprises a frame 2 with casing 3 and at least one engine 4 mounted to the frame 2, and at lea...
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WO/2024/008512A1 |
The present disclosure relates to a rotor fan (1) for an airborne vehicle, which comprises several rotor blades (2) arranged rotationally symmetric around a rotor axis (3). Each rotor blade (2) comprises a blade body (4) which is made of...
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WO/2024/006584A2 |
An adaptive duct fan propulsion device includes a nacelle body defining a pathway for air to flow through the nacelle body along a longitudinal axis of the nacelle body; a plurality of primary slats defining a variable geometry inlet duc...
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WO/2024/003642A1 |
A ducted wing is configured to be connected to an aircraft. The ducted wing includes an array of integrated jetfoils. Each jetfoil includes a propulsor fan, an upper wing portion, and a lower wing portion that extends past an end of the ...
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WO/2024/006078A1 |
Systems and methods for protecting an aerodynamic structure, e.g., a wind turbine blade, rotor blade, aerodynamic aerostructure, etc., are provided. Long fiber reinforced composites having a helicoidal architecture with material aligned ...
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WO/2024/005248A1 |
The present invention relates to a duct with improved crosswind stability, in which when crosswinds occur, deterioration in operating characteristics by the separation of airflow is minimized and, more specifically, to a duct mounted to ...
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WO/2023/249652A1 |
A peripheral propulsion system having a propulsion unit (3), an upper section (36), and a lower section (37). The propulsion unit (3) has a motor (31), a motor engagement section (34), an extension (32) coupled to the motor engagement se...
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WO/2023/247907A1 |
The invention relates to a pitch-change mechanism (70) which comprises a frame (72), a moving part (102) which can be translated along a longitudinal axis (X), and a locking device (160). The locking device (160) comprises a support memb...
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WO/2023/246424A1 |
An electrically controlled variable pitch propeller, and a multirotor and a control method therefor. The electrically controlled variable pitch propeller comprises a main shaft (10), a variable pitch blade (20) and a brake module (30), w...
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WO/2023/249139A1 |
The disclosed noiseless blower unit comprises an air-core rotary disc member and a semispherical air-collecting member so that air flowing in through an open central portion of respective air-core discs constituting the air-core rotary d...
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WO/2023/247906A1 |
The invention relates to a pitch change mechanism (70) comprising a frame (72), an actuating cylinder (74) having a moving part (102) capable of translating relative to the frame (72), and a linkage system (78) connecting the moving part...
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WO/2023/239886A1 |
Systems and methods for a hub system are disclosed. The hub system includes: a motor (102) operably coupled to a first correlated magnet (204), wherein the first correlated magnet (204) defines a first attachment surface having one or mo...
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