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WO/2024/095581A1 |
Propulsion　systems,　methods　and　aircraft　relatedã€
€to　boundary　layer　ingestion　are　described.　Inã€
€some　embodiments,　an　aircraft　may　include　a　f
uselage　with　a　plurality　of　boundary　layer...
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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/2024/006171A1 |
An aircraft has a fuselage, a propulsion system, and a vacuum control system. The vacuum control system includes a conduit having an inlet configured to receive exhaust air from the propulsion system. The conduit can be configured to dir...
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WO/2023/221310A1 |
Disclosed in the present invention are a wing, and a method for improving the control efficiency of a rudder by means of air blowing. In the technical solution of the present invention, an original symmetrical airfoil rudder is deformed ...
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WO/2023/218164A1 |
There is provided a control surface arrangement for influencing fluid flow about a vehicle, the control surface arrangement comprising: a first control surface portion; a second control surface portion, the second control surface provide...
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WO/2023/215632A1 |
An aircraft lift enhancement system is provided. The aircraft lift enhancement system includes an airfoil and at least one rotor. The airfoil includes a leading edge and a trailing edge defining a longitudinal axis of the airfoil, and a ...
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WO/2023/213196A1 |
A forward jet drag reduction and heat shielding method for a hypersonic pointed-cone aircraft. A jet drag reduction and heat shielding system is arranged at a windward wall surface of the aircraft, the jet drag reduction and heat shieldi...
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WO/2023/156759A1 |
A cavity system for use on a vehicle is provided. The cavity has a front edge and/or a rear edge and longitudinal edges. The front and/or rear and longitudinal edges define an opening. The cavity comprises at least one elongate flow part...
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WO/2023/139177A1 |
Vortex generator comprising a first fin and a second fin, said first fin being arranged upstream of said second fin. The first fin and the second fin are arranged such that the shortest distance between the trailing edge of the first fin...
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WO/2023/095630A1 |
This flight vehicle comprises a rotor shaft projecting upward from a body, a rotor head connected to the rotor shaft above the body, and a pair of plate units that are disposed above the body and extend in the longitudinal direction on t...
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WO/2023/077686A1 |
An aircraft flap (10) that excludes an actuation structure providing an air jet. The aircraft flap comprises at least one side-edge opening that is connected to one or more air channels for directing an airflow in and/or out to reduce th...
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WO/2023/074368A1 |
[Problem] To provide a technology capable of increasing a propulsion efficiency in a BLI propulsion technology. [Solution] An aircraft according to the present technology comprises a fuselage and a BLI propulsion unit. The fuselage is cy...
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WO/2023/044833A1 |
An unmanned aerial vehicle, a camera mechanism and a cradle head. The unmanned aerial vehicle comprising a fuselage (10) and a power assembly (20). The fuselage (10) comprises a nose (11) and a tail (12) opposite to the nose (11). The po...
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WO/2023/041892A1 |
A cavity system is provided. The cavity system (100-600) comprises: a cavity (2) and a spoiler (104-604); and the spoiler (104-604) having a front surface and a rear surface. The spoiler (104-604) is positioned in proximity to a leading ...
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WO/2023/041893A1 |
A cavity system (300-600) is provided. The cavity system comprises a cavity (2) and a spoiler (304-604). The spoiler (304-604) comprises at least one plate (4) having a front surface and a rear surface, and an undulating edge. The spoile...
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WO/2023/008150A1 |
This aircraft is provided with a fuselage body, a tail, main wings, and a fan device. The fan device provided on the outer surface of the fuselage body comprises a rotor shaft, a moving blade, a housing, a static blade, and a static blad...
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WO/2023/287631A1 |
A boundary layer suction design uses a wingtip vortex core for a lift-generating body with optimized aerodynamic performances. Holes or slots (6), connected to a core or center of a wingtip vortex of the lift generating body via a plenum...
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WO/2023/278690A1 |
An example of a deflected slip stream wing system with coflow jet flow control includes a wingbox, a flap, a compressor, and a propulsor. The wingbox has a root and a tip. The flap is moveably attached to the wingbox and has a leading ed...
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WO/2023/278262A1 |
Systems and methods are disclosed that address the problem of large-scale optical manufacturing of microstructures. The systems and methods utilize one or more optical processing systems to generate a first set of alignment marks in a fi...
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WO/2022/258086A1 |
The invention relates to a surface structure of a body which contains a plurality of highly hydrophobic regions with a contact angle Θ from 80° to 170 ° and of highly hydrophilic regions with a contact angle Θ from 0° to 50 ° arran...
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WO/2022/235145A1 |
The invention relates to aviation equipment. An object of this invention is to develop a new device, which can extend the range of aerodynamic devices for aviation, increase the efficiency of the air flow power use around the wing, and i...
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WO/2022/177960A1 |
Systems and methods are described herein to implement transverse momentum injection at low frequencies to directly modify large-scale eddies in a turbulent boundary layer on a surface of an object. A set of transverse momentum injection ...
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WO/2022/170733A1 |
A drag reduction device (2), comprising a first part (21) and a second part (22). The first part is connected to the second part, and the second part is detachably connected to a body (1); the first part is made of a flexible material, a...
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WO/2022/169900A1 |
A phononic material includes an interface surface and a subsurface feature mechanically connected to the interface surface. When a hypersonic flow having at least one instability flows past the interface surface, the interface surface vi...
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WO/2022/146283A1 |
The invention relates to a body (2), a cavity (3) located on the body (2), enabling to place ammunition and similar payloads therein, a rear wall (4) which is the surface on which an airflow (AF) occurring with the movement of the body (...
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WO/2022/128035A1 |
Disclosed is an airfoil having a leading edge and a trailing edge as well as a suction side and a pressure side, the suction side comprising an injector slot towards the leading edge. There may be at least one additional slot towards the...
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WO/2022/128148A1 |
The invention relates to a method for introducing embossed structures (5) into a varnish layer (2) which is applied to an outer surface of an object (3), wherein the outer surface of the object would come into contact with water or outsi...
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WO/2022/112616A1 |
A rotor blade, the rotor blade comprising a cavity and one or more nozzles for the expulsion of compressed air from the rotor blade cavity thereby resulting in rotation of the rotor blade. The rotor blade further comprises a pressure reg...
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WO/2022/084241A1 |
The invention relates to a self-cleaning external layer (22) comprising a self-cleaning aerodynamic surface (S) configured to extract at least some of the oxygen present in the atmosphere (A) in contact with the aerodynamic surface (S) s...
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WO/2022/066001A1 |
An aircraft wing (1) provided with a trailing edge region (2) which is provided with a noise attenuation structure, which at least comprises in combination, looking in an upwards direction: a first micro perforated plate (2.1) with micro...
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WO/2022/018414A1 |
According to the present disclosure there is provided a liquid flow influencing duct arrangement comprising: a first duct section arranged to receive a liquid flow therethrough, the first duct section defining a first direction through t...
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WO/2022/018416A1 |
According to the present disclosure there is provided an arrangement (110) for influencing fluid flow, the arrangement comprising: a first section (1110) selectively configurable to provide a vortex generator surface, the vortex generato...
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WO/2022/018415A1 |
According to the present disclosure there is provided an arrangement (110) for influencing liquid flow, the arrangement comprising: a first section (1100) selectively configurable to provide a vortex generator surface (3100) to induce vo...
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WO/2021/262420A1 |
A multirotor drone comprises a main body and an air channel embedded within the main body having an air inlet on the surface of the main body, multiple propellers that induce an air flow toward the air inlet and into the air channel, a m...
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WO/2021/251807A1 |
The present invention relates to an SMA (self-moving apparatus, including terrestrial, submarine, supermarine and flying apparatuses and hybrids thereof) which has an energy-efficient propulsion system in a fluid (gaseous or liquid) medi...
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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/2021/248003A1 |
A fixed wing drone comprises an air channel embedded therein. The air channel has an upstream an air inlet. A microcontroller mounted within the drone is configured to control navigation of the drone. An air scoop having a section positi...
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WO/2021/202629A1 |
The present disclosure presents systems, apparatuses, and methods of active flow controls for dissipating tip vortices. In this regard, a method comprises positioning one or more fan-shaped plasma actuators on an end surface of a tip of ...
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WO/2021/198225A1 |
The invention relates to a method for removing coatings (2) from surfaces (1), comprising the following steps: - large-area application of a suitably selected stripping agent onto the coating (2) to be detached in order to produce a cohe...
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WO/2021/198964A1 |
An aircraft including a fuselage with one or more wings extending from the fuselage. The aircraft may include one or more apertures in a surface of at least one of the fuselage and the one or more wings. The one or more apertures may be ...
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WO/2021/183768A1 |
Methods of use of flow sensors on aerial vehicles and devices thereof are disclosed. The methods include a method for flow correction for a flow induced lifting device, a method for a first flight vehicle to autonomously follow a second ...
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WO/2021/151945A1 |
Disclosed is a leading edge structure (11) for a flow control system of an aircraft (1), comprising a leading edge panel (13) surrounding a plenum (17) and having a first side portion (21), a second side portion (27), an inner surface (3...
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WO/2021/151953A1 |
Disclosed is a leading edge structure (11) for a flow control system of an aircraft (1), comprising a leading edge panel (13) that surrounds a plenum (17), wherein the leading edge panel (13) has a first side portion (21), a second side ...
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WO/2021/150755A1 |
A system includes a surface, an actuator, and processing circuitry. The surface includes one or more non-actuating zones and one or more actuatable zones. The actuator is configured to a flow property of a fluid that flows over the one o...
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WO/2021/148173A1 |
In the lifting surface (11), the rotor (22) of the lifting surfaces/rotor assembly (1) has an inlet opening (21) that can be closed by a closing means (3) and an outlet opening (25) that can be closed by a closing means (3). The closing ...
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WO/2021/142496A1 |
The invention relates to a method for producing an object provided with riblets on and/or in the surface, around which object a fluid flows during use. According to the invention, a frictional resistance, which acts on a surface region i...
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WO/2021/135067A1 |
An electrohydrodynamic-based environmentally-adaptable bladeless aircraft and a control method therefor. The aircraft comprises wings, a frame, a flight control module, an airborne central processing unit, an airborne camera, servo motor...
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WO/2021/133480A1 |
Provided is a filtering apparatus configured to interact with objects of interest within a medium. The properties of the filtering apparatus can be configured to modify the trajectory of individual objects of interest which interact with...
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WO/2021/122731A1 |
The invention relates to a contamination protection (10) for the edges of riblet films (2) which are adhered to a surface (1) and have riblets (4) formed on the top side (3') of a film layer (3) and an adhesive layer on the bottom side. ...
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WO/2021/112210A1 |
Provided is a bonded body in which a functional base material is attached to an object to be bonded to, such as a rotating body subjected to wind or other fluid, a vehicle, or a building, the functional base material and the object being...
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