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Matches 1 - 50 out of 803

Document Document Title
WO/2020/260581A1
An aircraft is disclosed, having wings (2) which extend outward from the longitudinal axis and in each of which at least two rotors (3) for generating lift are provided, wherein the rotors (3) are connected to at least one flywheel in or...  
WO/2020/252152A1
Methods for optimizing Boundary Layer Control (BLC) systems and related systems (e.g. a Laminar Flow Control (LFC) system or systems, a Static Pressure Thrust (SPT) system or systems, a Boundary Layer Ingestion (BLI) / Wake Immersed Prop...  
WO/2020/237317A1
Methods for forming microstructures in photocurable material are described. At least one image of light or radiation for curing the photocurable material is applied in a pattern corresponding to the image. The image is formed by near-fie...  
WO/2020/212208A1
According to the present invention, a system and a method for evaluating performance of a porous skin of an aircraft is presented. The aircraft comprises at least the porous skin, and a boundary layer control system. The performance eval...  
WO/2020/201644A2
The present invention relates to the field of aeronautics and more particularly to a high-lift device and an aerodyne comprising such a high-lift device and an aircraft safety device (ASD). The present invention relates to a novel high-l...  
WO/2020/204139A1
In a flow control method according to one embodiment of the present invention, flow is controlled around the blade of a rotary wing having a blade to which a plasma actuator is provided, wherein, in the flow control method: a unique freq...  
WO/2020/193366A1
A laser machining device (100) for producing a multiplicity of grooves in a surface (110) has an optical diffraction arrangement (102), which is designed for receiving laser radiation (104) and for then producing output radiation (106), ...  
WO/2020/185670A1
A horizontal axis wind turbine airfoil segment with vortex generator tape ("VGT") tape applied downstream of the leading edge and within the boundary layer is disclosed. Placing the VGT tape at distance of 60% chord results in the bounda...  
WO/2020/106343A3
A novel mechanism for reducing boundary layer friction and inhibiting the effects of uncontrolled fluid turbulence and turbulent layer separation, thus reducing the body drag, kinetic energy losses and lowering engine and pump fuel consu...  
WO/2020/161495A1
A vehicle (30) comprises a vehicle body (32) and a stabiliser device (34) for reducing fluid- dynamic drag of the vehicle (30), wherein the stabiliser device (34) is arranged on a lateral surface of the vehicle body (32), and wherein the...  
WO/2020/158283A1
The purpose of the present invention is to prevent generation of wingtip vortices and reduce induced drag. A fluid adjustment device (4) is provided with: a body part (7) mounted on a wing tip, which is an end part of a main wing (3) on ...  
WO/2020/106343A9
A novel mechanism for reducing boundary layer friction and inhibiting the effects of uncontrolled fluid turbulence and turbulent layer separation, thus reducing the body drag, kinetic energy losses and lowering engine and pump fuel consu...  
WO/2020/145837A1
The claimed invention relates to technical fields involving the use of aerodynamic lift. In an embodiment of an aerodynamic lifting surface, and more particularly in an embodiment of an aircraft wing configuration, in one of its possible...  
WO/2020/124172A1
Aircraft wings and aircraft comprising the same include at least one high-lift system(e.g., a high-lift flap) and an aerodynamic seal associated operatively with the high-lift system, the aerodynamic seal includes a non-planra angulated ...  
WO/2020/118389A1
The present invention relates to a device (100) for reducing dynamic drag in a fluid medium (400), comprising a main body (200) provided with a plurality of oblique through holes (210), that is fastened to the surface of the element for ...  
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...  
WO/2020/113110A1
An aerodynamic flow control system in proximity to the nacelle inlet to provide "virtual" shaping of the nacelle's flow surface. The aerodynamic flow control is adjustable so that it can be continuously and adaptively optimized for a ran...  
WO/2020/112876A1
A system includes a surface (308), an actuator (304), and a controller (320). The surface (308) has a fluid flowing over the surface. The actuator (304) is coupled to the surface (308) to move the surface relative to the fluid. The contr...  
WO/2020/032995A3
In one aspect of the present disclosure, a streamlined body for passing through a fluid is provided. The streamlined body includes an outer surface defining a leading edge and a trailing edge. The leading edge is oriented to pass through...  
WO/2020/106343A2
A novel mechanism for reducing boundary layer friction and inhibiting the effects of uncontrolled fluid turbulence and turbulent layer separation, thus reducing the body drag, kinetic energy losses and lowering engine and pump fuel consu...  
WO/2020/100087A1
Provided is the film that can reduce aerodynamic drag and enhance aerodynamic performance. The film according to an embodiment is a film (1) to be attached to a moving body that moves in a predetermined moving direction, extends along a ...  
WO/2020/033010A3
An aircraft propulsion system with a drag reduction portion adapted to reduce skin friction on at least a portion of the external surface of an aircraft. The drag reduction portion may include an inlet to ingest airflow. The aircraft may...  
WO/2020/097114A1
A system includes a surface having a fluid flowing over the surface. The fluid includes a flow regime having a streamwise length scale greater than about 100 times η and less than about 100,000 times η, where η is a viscous length sca...  
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...  
WO/2020/058344A1
Disclosed is a leading edge structure (n) 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 p...  
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...  
WO/2020/041509A1
A controlled turbulence system is disclosed to have a surface and means configured to induce a first wave form in a working fluid along the surface. Some embodiments of the invention may include a second means configured to induce a seco...  
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...  
WO/2020/025332A1
A method for managing the propulsive power of an aircraft, the aircraft extending longitudinally along an axis X from the rear forwards and comprising at least two lateral propulsion systems (2) each comprising a fan, each lateral propul...  
WO/2020/023395A1
A fluid control system includes a deformable surface that covers a body in at least a first and second direction. The first direction is orthogonal to the second direction. The deformable surface includes a bottom side that faces the bod...  
WO/2020/007840A1
The present invention relates to a foil (1) for arrangement relative to a flow of liquid (2) where a relative velocity (V) is substantially even along a length (L) of a leading edge (3) of the foil (1), and where the foil (1) comprises: ...  
WO/2020/002724A1
The invention relates to a sustainable painting system for vehicles that mimics the anatomy of a peregrine falcon, reduces the impact of vehicles against birds and flying insects, improves aerodynamics and harnesses solar and wind energy...  
WO/2019/243117A1
The invention relates to a rear propulsion system (4) for an aircraft configured to ingest a boundary layer of said aircraft, the rear propulsion system (4) extending longitudinally along an X-axis, the rear propulsion system (4) compris...  
WO/2019/203673A4
A personal flight apparatus with vertical take-off and landing conceived as a biplane apparatus constituted by two distinct parts articulated there between, the first distinct part consisting of the cockpit (1), which is hinged to the se...  
WO/2019/212386A1
The invention relates to the field of aviation, particularly to wing designs for aircraft or airplanes. The technical result of the invention consists in creating an aircraft wing or a part of the flaps thereof, which have a high lift-to...  
WO/2019/211863A1
The embodiments herein discloses a retrofitted or inbuilt or add-on kit/device for airborne vehicles to reduce the aerodynamic drag thereby increasing performance parameters/metrics of the vehicles. Drag reduction is achieved through sha...  
WO/2019/203673A1
A personal flight apparatus with vertical take-off and landing conceived as a biplane apparatus constituted by two distinct parts articulated there between, the first distinct part consisting of the cockpit (1), which is hinged to the se...  
WO/2019/161818A1
The invention relates to an antenna housing (100) having, in at least one region which, after the antenna housing (100) is mounted, is exposed to an inward flow from an air stream, a structure (10) formed such that it transfers the incid...  
WO/2019/158876A1
The invention relates to a profiled air flow structure comprising a body (62) and acoustically absorbent porous regions (52), having an upstream, a downstream, a leading edge (164) upstream and/or a profiled trailing edge downstream, and...  
WO/2019/158875A1
An aircraft turbine engine comprises an annular wall (160) for splitting a flow of air, downstream of an upstream fan (14), first stationary blades (24) for guiding a primary flow and the second stationary guidance blades (26) attached t...  
WO/2019/149590A1
Disclosed is a airfoil (7) for flow control, comprising an outer skin (13) in contact with an ambient air flow (21), wherein the outer skin (13) extends between a leading edge (23) and a trailing edge (25) with two opposite lateral sides...  
WO/2019/133276A1
A faking assembly is provided about a duct outlet port, which is not parallel to an exterior surface of a vehicle, so as to turn fluid flow exiting the duct outlet port in a direction of surface fluid flow. The fairing assembly includes ...  
WO/2019/076539A1
A streamlined surface (2), in particular an aircraft surface, having a friction-reducing surface structure formed by a coating (5), is characterized in that the coating (5) has a modulus of elasticity (E) of 1.0 to 500.0 MPa and/or an el...  
WO/2019/013992A3
A phononic material and a method of using a phononic material for use in interacting with a fluid or solid flow are provided. In one implementation, a phononic material includes an interface surface and a subsurface feature. The interfac...  
WO/2018/229442A1
A device for penetrating into a fluid, comprising at least one profile (10), a fluid injector (14), a means for measuring the separation of the flow (18) along the profile, downstream of the injector, and an injector activity controller ...  
WO/2018/196882A1
An aerial vehicle, comprising a fuselage (1) and wings (2). First channels (201) are provided inside of a wing (2). Multiple first inlets (202) are provided on the upper surface (101) of the wing. Multiple first pressure openings (203) a...  
WO/2018/197120A1
An aerodynamic body for use on an aircraft is presented. The aerodynamic body includes at least a first perforated surface portion (25) and an ice-protection system (31). The first perforated surface portion (25) has perforations, the ic...  
WO/2018/188555A1
Disclosed in the present invention is a method for reducing air resistance to a high speed moving object, comprising: first, using a multi-microporous air permeable material to prepare the housing of a moving object, such that one side o...  
WO/2018/184635A1
The invention relates to a self-adhesive plastic film (10) for application to surfaces (1) over which a fluid flows, e.g. the outer skin of aircraft. The self-adhesive plastic film (10) for application to surfaces (1) over which a fluid ...  
WO/2018/165313A1
An aerodynamic device for enhancing lift and reducing drag of an airfoil, comprising a central portion oriented in a substantially chordwise direction on the airfoil, and a first outer portion and a second outer portion arranged substant...  

Matches 1 - 50 out of 803