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WO/2020/180173A1 |
A flying vehicle (1) comprises: - a body (10) having a tail section (20); - a main rotor (100) having a rotation axis on top of the body; - a central thrust unit (200) arranged along the longitudinal axis of the vehicle, at a distance fr...
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WO/2020/169896A1 |
The invention relates to a blade pivot (2) of adjustable orientation for a turbomachine fan hub, comprising a block (4) having retaining means (10) configured to retain a fan blade root (12) and coupling means (16) for the transmission o...
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WO/2020/169497A1 |
The invention relates to an electric propulsion unit (P) for an aircraft comprising at least one first propulsion member (1), a second propulsion member (2) and a single electric motor (6) configured to drive the first propulsion member ...
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WO/2020/172689A1 |
A mechanism is provided to modulate a pitch of blades of a fan, turbine or propeller driven by a rotating shaft bearing a helical thread onto which a nut ("axial modulator") made of a ferromagnetic material is threadedly mated; this nut ...
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WO/2020/165264A1 |
The invention relates to a wheel propeller arrangement (1, 16) for powering vehicles (2) in driving, flying, floating or diving mode, comprising a wheel propeller (1) and a chassis (16), which wheel propeller (1) has an axis of rotation ...
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WO/2020/151379A1 |
An unmanned aerial vehicle rotor (5) surface microstructure drag-reducing film (1), the unmanned aerial vehicle rotor (5) surface microstructure drag-reducing film (1) comprising a separation layer (11) and a microstructure layer (12) di...
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WO/2020/148490A1 |
A blade comprising a fibre reinforcement (200) having a three-dimensional weave densified by a matrix, the fibre reinforcement (200) comprising, in a single woven piece, a root part (212) and an aerodynamic profile part (211) extending i...
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WO/2020/145640A1 |
The present invention relates to an aerial vehicle comprising a fixed wing and a rotary wing in a hybrid type such that vertical takeoff/landing is possible, and same can fly by means of lift of the fixed wing caused by tilting of the ro...
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WO/2020/133089A1 |
A barrel-launched folding-wing unmanned aerial vehicle and a launch method therefor. The barrel-launched folding-wing unmanned aerial vehicle comprises: a folding-wing unmanned aerial vehicle (7) and a launch barrel (6). When in a barrel...
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WO/2020/128377A1 |
The invention relates to a propulsion system (100) for an aircraft, comprising at least one rotor (110) and a nacelle cowling (120) extending around the at least one rotor (110), said nacelle cowling (120) being sectored and comprising a...
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WO/2020/125523A1 |
The present application discloses a foldable multi-rotor unmanned aerial vehicle. The unmanned aerial vehicle uses a tilt rotor technique. A rotor tilt device (100) controls the tilt angle of rotors (210). A mechanism for controlling the...
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WO/2020/130333A1 |
The present invention relates to a vertical take-off and landing type hybrid drone comprising: a pair of front rotary rotors, which are formed on a fixed blade, perform a vertical rotation operation so that vertical taking-off and landin...
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WO/2020/118528A1 |
Provided in the present invention are a rotary wing system and an unmanned aerial vehicle using same, the rotary wing system comprising: a second clamping member is provided with fixing members along both sides thereof in the direction o...
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WO/2020/120197A1 |
Motor arrangement for an aircraft for driving a first propeller (6) and a second propeller (7), wherein the first propeller (6) and the second propeller (7) run in opposite directions to one another, comprising a first electric motor (2)...
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WO/2020/118310A1 |
The rotary airfoil (100) defines a cross section and a span, wherein the cross section is a function of the point along the span (e.g., span wise point) and defines an upper surface and a lower surface at each span wise point. The rotary...
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WO/2020/104781A1 |
A foil, such as an aerofoil, having a leading edge and a trailing edge, of which at least a portion of one or both of the leading edge and trailing edge has a serrated profile comprising a plurality of adjoining teeth, each tooth having ...
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WO/2020/103037A1 |
Provided is a multirotor unmanned aerial vehicle (1), comprising: a body (11), multiple arms (12), and a number of rotor assemblies (13) equal to the number of arms (12). The multirotor unmanned aerial vehicle (1) is provided with a firs...
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WO/2020/103254A1 |
Disclosed are a power device and an unmanned aerial vehicle. The power device is used for providing power for an aerial vehicle, and comprises: a propeller (100); an electric motor (200) that is provided with a mounting part (221) and is...
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WO/2020/103055A1 |
Provided are a rotor assembly and an unmanned aerial vehicle. The rotor assembly comprises: a first propeller (40), a first motor (30), a second propeller (60), and a second motor (50). The first propeller (40) is provided with a first l...
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WO/2020/103253A1 |
Disclosed in the present invention are a protective shell, a power device and an unmanned aerial vehicle. The protective shell (400) is used to protect a motor (200) of the unmanned aerial vehicle, and the protective shell (400) comprise...
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WO/2020/096819A1 |
Systems and methods related to passive variable pitch propellers are described. For example, an aerial vehicle may include one or more passive variable pitch propellers, and such propellers may include one or more passively movable prope...
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WO/2020/095842A1 |
[Problem] To generate downwash with a stronger wind force in a drone having rotary wings. [Solution] A drone 100 is provided with a body 110 and a plurality of rotary wings 101 arranged around the body so as to form a plurality of pairs ...
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WO/2020/096254A1 |
A vertical takeoff and landing aircraft using a hybrid electric propulsion system and a control method therefor according to an embodiment of the present invention can: perform control such that, during vertical takeoff and landing of an...
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WO/2020/089345A1 |
The invention relates to a blade (3) of a fan (1) of a turbomachine having a structure made of a composite material comprising a fibrous reinforcement (5) obtained by three-dimensional weaving and a matrix in which the fibrous reinforcem...
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WO/2020/083472A1 |
The present invention relates to the manufacture of a propeller blade assembly, and especially to the attachment of a composite blade (30) to a root block assembly (12). An essential feature of the method of manufacture is providing the ...
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WO/2020/086568A1 |
By manipulating the fluid flow in the proximity of an object such as a fuselage, a wing, or the hull of ship, the wave drag associated with this object can be substantially reduced. This can be accomplished by locally changing both the f...
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WO/2020/079335A1 |
The invention relates to a profiled structure which is elongated in a direction in which the structure has a length exposed to an air flow, and transversely to which the structure has a leading edge (164) and/or a trailing edge, at least...
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WO/2020/081111A1 |
A coupling mechanism controls the location of the central primary draft load transmitting fixed-length link independently of the coupler. The coupling mechanism allows for translation in at least three orthogonal directions and for rotat...
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WO/2020/074304A1 |
A method and device for driving vehicles (land, water, air) around which gaseous or liquid fluids flow having a fuselage or hull and a jet propulsion system, composed of at least one front propulsor P1 and at least one rear propulsor P2,...
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WO/2020/074839A1 |
The invention relates to a fan module (3) comprising variable-pitch blades, said fan module (3) including: a fan rotor (20) bearing the blades (23) of the fan (4, 400a, 400b), each mounted to pivot about a pitch axis (A); a fan shaft (21...
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WO/2020/074817A1 |
Disclosed is a turbine engine (1) comprising: - a rotor (3) having at least one variable-pitch blade (5) which is guided to rotate on bearings (6, 7) relative to a fixed structure (4); - a system (8) for controlling the pitch of the at l...
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WO/2020/074816A1 |
The invention relates to a turbine engine (1) comprising: a rotor (3) supporting a blade (5) and guided by means of bearings (6, 7); a control system for controlling the blade (5), which is solidly connected to the rotor (3) and which co...
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WO/2020/071897A1 |
The present invention relates to the aeronautical, maritime and drone industry, comprising the use of a system for exchanging and replacing rotors, propellers or engines, based on a combination of part-securing mechanisms, lift and push ...
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WO/2020/069946A1 |
The invention relates to an aircraft having at least four ducted fan propulsion units, which are each arranged on wings assigned thereto or on the fuselage of the aircraft and are pivotable about a pivot axis extending parallel to the tr...
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WO/2020/065304A1 |
A cyclorotor comprising a plurality of rotor blades arranged around a central rotation axis. Each rotor blade has a spanwise axis which is parallel to the rotation axis. At least one blade is provided with pitch adjustment means operable...
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WO/2019/226712A9 |
Electrohydrodynamic rotary systems and related methods are provided. The systems include at least one rotary device comprising a hub portion, an axis of rotation, and at least one blade extending radially from the hub portion. The system...
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WO/2020/053672A1 |
A propeller's or rotor's blade has as main functions the reduction of the pressure behind a turbine and the production of lift. There is a suction side and a higher-pressure side on the blade. This pressure gradient is used to produce li...
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WO/2020/055221A1 |
The present invention relates to bladed propellers for operating in a fluid medium and can be used in the form of fans and in the drives of self-propelled vehicles (ground vehicles, above-water and underwater vehicles, and aircraft). The...
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WO/2020/048383A1 |
A transmission (8) comprises a first component (9) and a second component (10) which are journaled for rotation relative to each other, and a locking mechanism (12) for rotationally locking the first component (9) and the second componen...
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WO/2020/042983A1 |
A propeller, a power assembly, and an unmanned aerial vehicle. The propeller (10) comprises a propeller hub (1) and a propeller blade (2) connected to the propeller hub (1). The propeller blade (2) comprises a blade root (110) and a blad...
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WO/2020/046166A1 |
A blade of a helicopter rotor comprises a multi-layered shell composed of fibre composite material, and an insert. The insert is formed from spheroplastic. The spheroplastic, the shell material and a film adhesive contain as a binder the...
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WO/2020/040971A1 |
A turbine blade having an airfoil profile substantially in accordance with Cartesian coordinate values of X, Y, and Z set forth in Table 1, where the X and Y values are in inches and the Z values are non-dimensional values from 0 to 1 an...
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WO/2020/040967A1 |
A turbine blade having an airfoil profile substantially in accordance with Cartesian coordinate values of X, Y, and Z set forth in Table 1, where the X and Y values are in inches and the Z values are non-dimensional values from 0 to 1 an...
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WO/2020/038602A1 |
The invention relates to an aircraft having the following features: The aircraft has a ducted fan (10); and the ducted fan (10) has a duct with an electrical machine (11, 12) integrated into it.
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WO/2020/029796A1 |
Provided are a propeller assembly, a power assembly and an unmanned aerial vehicle. The propeller assembly (10) comprises a propeller (12), wherein the propeller (12) comprises a first blade assembly (120); a second blade assembly (122) ...
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WO/2020/025886A1 |
The invention relates to a turbomachine with a longitudinal axis, comprising two, respectively upstream (122) and downstream, coaxial outer propellers (122), characterised in that at least some of the blades (148) of the upstream propell...
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WO/2020/028061A1 |
Disclosed herein are aspects of an unmanned aerial vehicle (UAV). In one embodiment, the UAV includes a container body having a cargo bay configured to hold cargo, and a plurality of rotor assemblies coupled to the container body. Each r...
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WO/2020/017486A1 |
The purpose of the present invention is to provide an unmanned aerial vehicle which, while keeping the airframe structure and flight program from becoming more complicated or unstable, eliminates the difficulty of adjusting the optimal p...
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WO/2020/017488A1 |
The purpose of the present invention is to provide an unmanned aerial vehicle which, while keeping the airframe structure and flight program from becoming more complicated or unstable, eliminates the difficulty of adjusting the optimal p...
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WO/2020/010287A1 |
An aeronautical apparatus is disclosed that has two pairs of wings. Each wing has a thrust-angle motor. A propeller and propeller motor are coupled to each thrust-angle motor. Propeller pitch is controlled by a propeller-pitch motor. The...
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