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WO/2022/018354A1 |
Disclosed is a system (34) for controlling the pitch of a propeller blade (10), for an aircraft turbine engine, said system (34) being characterised in that it comprises: - a cup (58) having an annular wall (58a) extending about an axis ...
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WO/2022/018353A1 |
Disclosed is a system (34) for controlling the pitch of a propeller blade (10) for an aircraft turbine engine, characterised in that it comprises: a cup (58) having an annular wall (58a) extending about an axis (A) intended to be a pitch...
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WO/2022/018358A1 |
Disclosed is a system (34) for controlling the pitch setting of a propeller blade (10) for an aircraft turbine engine, the system (34) being characterised in that it comprises: - a blade (10) comprising an airfoil (12) connected to a roo...
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WO/2022/018380A1 |
The invention relates to a turbine engine module having longitudinal axis X, the module comprising: - an unducted propeller (2) intended to be rotated about the longitudinal axis X; - at least one flow straightener (3) comprising a plura...
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WO/2022/018359A1 |
The invention relates to an assembly comprising a propeller blade (10) and its system (34) for angularly adjusting the pitch of the blade (10) comprising a bowl (42) which is radially delimited by an annular wall (44) extending about an ...
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WO/2022/018357A1 |
Disclosed is a variable pitch propeller blade (10) for an aircraft turbine engine, said blade (10) comprising an airfoil (12) connected to a root (14), the root (14) comprising a body (24) housed in an annular barrel (26) that extends ar...
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WO/2022/018355A1 |
The invention relates to an assembly comprising a propeller blade (10) and a pitch adjustment system (34) for setting the pitch of the blade (10), wherein a root (14) of the blade (10) has a bulb (32) and the pitch adjustment system (34)...
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WO/2022/018356A1 |
The invention relates to an assembly for an aircraft turbine engine, including an unducted propeller blade (10) and a system (34) for setting the pitch of the blade (10) and further comprising: - a blade (10) of which the root (14) has a...
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WO/2022/020600A1 |
A propeller blade for an unmanned aerial vehicle ("UAV") is disclosed. The UAV includes a plurality of lift propellers and at least one thrust propeller. Each of the plurality of thrust propellers includes a thrust propeller blade couple...
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WO/2022/004387A1 |
Provided is a propeller including a plurality of blades which extend radially outward from a central rotary shaft and which have an edge on the opposite side from the central rotary shaft. The blades have a maximum elevation angle, which...
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WO/2021/261369A1 |
A propeller attachment device according to the present invention has: a linking body which integrally turns with an output shaft of a motor; a mobile body; and an elastic body. The linking body has a base and a first receiving section wh...
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WO/2021/255373A1 |
The invention relates to a propulsion unit (22) with a propeller (26), comprising: - a nacelle (24); - a propeller (26) rotatably mounted in the nacelle (24) by means of a hub (28), the propeller (26) comprising blades (32) mounted in a ...
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WO/2021/255374A1 |
The invention relates to a propulsion unit (22) with a propeller (26), comprising: - a nacelle (24); - a propeller (26) rotatably mounted in the nacelle (24) by means of a hub (28), the propeller (26) comprising blades (32) mounted in a ...
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WO/2021/255369A1 |
The invention relates to a propulsion unit (22) having a propeller (26) for an aircraft (20), comprising: - a nacelle (24); - a propeller (26) mounted in the nacelle (24) so as to be capable of rotating about a longitudinal axis (X) of r...
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WO/2021/113055A9 |
An intentional fluid manipulation apparatus (IFMA) assembly that includes an upstream intentional momentum shedding apparatus (IMSA) configured to impart a first induced velocity to a local free stream flow during a nominal operation req...
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WO/2021/243705A1 |
A quadrotor unmanned aerial vehicle (100) and a multi-rotor unmanned aerial vehicle (200). The quadrotor unmanned aerial vehicle (100) comprises a central body (10), two first arms (20), two second arms (30), four power assemblies (50), ...
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WO/2021/242117A1 |
The present invention discloses a counter-rotating (CR) aerial propulsion system that includes two oppositely rotating propellers,wherein the propellers are fixed to the respective rotational members.Each of the rotational members accomm...
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WO/2021/233574A1 |
The invention relates to an aircraft having the following features: The aircraft has a wing (10) with an integrated ducted propeller (20); the ducted propeller (20) is provided with inlet blades (13) and outlet blades (14); and at least ...
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WO/2021/233573A1 |
The invention provides an aircraft having the following features: the aircraft comprises an airfoil (10) having an integrated ducted fan (20); an inlet lip runs around at least parts of the ducted fan (20); and the inlet lap has a gentle...
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WO/2021/230957A1 |
An aerial vehicle with a plurality of selectively collapsible arms capable of transitioning between an extended state and a contracted state is described. In the extended position, the distance between the main body of the vehicle and th...
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WO/2021/231699A1 |
An electrically powered aerial vehicle includes at least one motor where each motor includes a stator and a rotor, a motor housing having an inlet opening and a discharge opening for airflow, a plurality of rotor blades rotatable by the ...
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WO/2021/219711A1 |
Aircraft comprising at least one wing system with two wings rigidly connected to a rotor provided with a swash plate control device, the wing system being able to change from a fixed wing configuration where the rotor is immobilised rela...
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WO/2021/219588A1 |
The invention relates to a propeller (4) for an aircraft (1). The propeller (4) comprising at least two blades (8a–8d), arranged about a central hub (10), which is coupled to at least one motor (18), driven by a power source (22), wher...
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WO/2021/222799A1 |
A modular VTOL drone aircraft can include a primary processor, a plurality of propellers, one or more line replacement modules ("LRMs") and one or more line replacement units ("LRUs"). LRMs can include a fuselage, a center wing, two boom...
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WO/2021/214399A1 |
The invention relates to a blade pivot (2) with adjustable orientation for a turbomachine fan hub, comprising: a contact pad (4) having an attachment (10) configured to retain a blade root (12) and coupling means (16) for transmitting a ...
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WO/2021/212869A1 |
Disclosed is a propeller (100), comprising a propeller hub (10) and paddles (20), wherein the paddles (20) are connected to the propeller hub (10), and the angles of attack of the paddles (20) are 19.74°±2.5°, 17.51°±2.5°, 14.67°Â...
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WO/2021/208464A1 |
A propeller (100), comprising a hub (10) and blades (20). The blades (20) are connected to the hub (10). At positions from which the distances to the center of the hub (10) are 46.9%, 54.4%, 61.9%, and 69.4% of the radius of the propelle...
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WO/2021/206893A1 |
Aspects of the technology relate to rotational electromechanical systems, in which data and or power are supplied to components while one part of the system is rotating relative to another part of the system. Repeated rotation may create...
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WO/2021/205133A1 |
The invention relates to a method for determining the angular setting (β 2 ) of an annular row of stator blades arranged downstream of a propeller of a propulsion system with a longitudinal axis, the annular row of stator blades receivi...
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WO/2021/198067A1 |
The invention relates to an air delivery device (1) having one or more rotatable air delivery elements (2) which are driven by a motor and are connected to a shaft (3) mounted via at least one roller bearing (4), wherein a rotation of th...
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WO/2021/195695A1 |
The present invention relates to an electrical aircraft engine. The engine includes a stator with windings for generating a rotating magnetic field. The engine further includes a rotor for rotating inside or outside the stator. The rotor...
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WO/2021/186480A1 |
The present embodiment relates to a composite fibre structure (100) and a method (200) of manufacturing the composite fibre structure (200). The composite fibre structure (100) includes a core (102) and an outer layer (108) enclosing the...
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WO/2021/181045A1 |
The present invention relates to a blade (7) comprising: - a structure (17) made of composite material; - a blade root attachment part (9) comprising a wall (25) delimiting a cavity (28), a first opening (29) formed in the wall (25) and ...
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WO/2021/176271A1 |
A fixed-wing aircraft (1) provided with a fuselage (3) which extends along a longitudinal axis (L), a pair of wings, a propulsion system and a vertical stabilizer (5) provided with a vertical drift (6) fixed with respect to the fuselage ...
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WO/2021/174324A1 |
An aircraft control system for use with a variable pitch propeller rotated by an electric motor supplied by a supply current, the aircraft control system comprising: an actuator that controls the variable pitch of the propeller; and an e...
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WO/2021/176187A1 |
The invention relates to a method for controlling a pitch angle of the vanes or blades of a propellant body of a turbine engine, comprising generating a pitch command (ifinal) according to a rotational speed of the propeller (XNmes) and ...
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WO/2021/175470A1 |
The invention relates to a rotor assembly for an aircraft capable of taking off vertically, to a rotor blade, and to an aircraft. According to the invention, a rotor assembly (10) is provided for an aircraft (12) that is capable of takin...
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WO/2021/170780A1 |
The present invention relates to a fan rotor with variable pitch blades, comprising a rotor disc, equipped at its periphery with a plurality of rotary fasteners (16), each fastener (16) comprising a cell (17) for receiving the root (150)...
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WO/2021/165616A1 |
The invention relates to a turbomachine module with a longitudinal X axis comprising an unducted propeller (2) rotated about the longitudinal axis X and at least one straightener (25) comprising a plurality of unducted variable-pitch sta...
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WO/2021/165604A1 |
The invention relates to a composite blade (5) for a turbine engine rotor, for example, an unducted propeller, comprising a skin (6) made of woven fibres forming the outer profile of the blade and an attachment (11) with cylindrical geom...
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WO/2021/157675A1 |
Systems, devices, and methods including a propeller comprising at least one first mating surface; a blade-to-hub coupler comprising at least one second mating surface, where the blade-to-hub coupler is positioned at a base of the propell...
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WO/2021/151129A1 |
The invention relates to a device for adjusting the inclination of rotor blades (9) of a rotor, in particular rotors, propellers or turbines of land craft, aircraft or watercraft and also of stationary turbine or fan assemblies, comprisi...
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WO/2021/148750A1 |
The present invention relates to a blade (7) comprising: - a composite material structure (17), - a blade root fastening portion (9) further comprising a shoulder (10) extending into the recess from the wall - a base (18) arranged in the...
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WO/2021/140804A1 |
An electric variable pitch actuator device comprises: an actuator system that generates a propeller rotation shaft drive motor speed signal and an actuator system generation signal that drives an aircraft from a low-pass filter generatio...
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WO/2021/139650A1 |
A power assembly (10), comprising: a propeller (13) comprising a propeller hub (131) and a propeller blade (136), the propeller blade (136) and the propeller hub (131) being rotatably connected; a propeller driving device (11) fixedly co...
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WO/2021/140368A1 |
The subject of the invention is an improved efficiency propeller for aircraft, which includes a blade structure (11) mounted onto a propeller hub (3, 28, 36), a servo unit (13), and a cantilevered base (21, 26). A distinctive feature of ...
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WO/2021/141498A1 |
A foldable propeller assembly (1) for an aerial vehicle. The foldable propeller assembly (1) comprises a propeller blade (2) arranged pivotably about a pivot axis (P) and a first hub element (3) arranged stationary relative to the pivot ...
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WO/2021/133207A1 |
The invention relates to aeronautical engineering, and more particularly to a design for propeller blades for helicopter-type aircraft. Two variants of the design are proposed, according to the first of which a propeller blade having a s...
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WO/2021/116606A1 |
System (11) for balancing at least one parameter to be balanced of an electric motor of a propulsion system (1), in particular of an aircraft, comprising at least two electric motors (3, 4) and a propulsion member (2) driven in rotation ...
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WO/2021/118937A1 |
Systems, devices, and methods including an unmanned aerial vehicle (UAV) (101); one or more inner wing panels (107) of the UAV; one or more outer wing panels (109) of the UAV; at least one inboard propeller (140) attached to at least one...
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