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Matches 1 - 50 out of 722

Document Document Title
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...  
WO/2018/158634A1
An aerodynamic lifting system for a VTOL aircraft is provided that includes a lifting structure defining a leading edge portion, a trailing edge portion, an upper surface extending between the leading edge portion and the trailing edge p...  
WO/2018/156165A1
An apparatus configured to reduce acoustic interactions between a propeller and a surface of an aircraft positioned downstream of the propeller includes a surface modification element of the surface of the aircraft. The surface modificat...  
WO/2018/150034A1
The invention relates to an embossing lacquer composition for riblet structures, said composition consisting of a prepolymer composition comprising: a) 1 to 59.5 wt.% of at least one oligomer compound and/or polymer compound, b) more tha...  
WO/2018/146031A1
The invention relates to a stamping lacquer composition for riblet structures based on a prepolymer composition, which comprises a system of: a) at least one photoinitiator having an absorption range in the long-wave UV range and b) at l...  
WO/2018/130612A1
The invention relates to a device (400) for influencing the wake flow of an aerofoil, said device comprising an inboard end zone and an outboard end zone, wherein said inboard end zone comprises a connecting zone for connecting to a conn...  
WO/2018/104251A1
An aircraft wing assembly (5) is presented comprising a main wing portion (21), a high-lift device (9) comprising a flow surface with an upper skin portion (25) and a lower skin portion (27), wherein the high-lift device is movable betwe...  
WO/2018/091905A1
A compressor blade having a leading edge and a trailing edge, and a surface pattern between the leading and trailing edges, the surface pattern comprising at least one set of herringbone riblets formed of a plurality of v-shaped riblets,...  
WO/2018/078388A1
A vertical take-off and landing aircraft, and a control method for the aircraft, are disclosed. The aircraft has a vertical motion mode and a forward thrust mode. The aircraft comprises an airframe, having a wing section; a forward thrus...  
WO/2018/059244A1
An aircraft, comprising: a power unit, used for generating air flow and comprising one or more exhaust ends; a lift assembly, comprising a wing body and one or more jetting pipes (301, 302); the jetting pipes (301, 302) are disposed at a...  
WO/2018/057241A1
An aircraft is provided including a boundary layer ingestion fan mounted to an aft end of a fuselage. A stabilizer is mounted to the fuselage and extends between a root portion and a tip portion to define a span-wise length and extends b...  
WO/2018/057229A1
An air injection assembly for an aircraft is provided. The aircraft includes a fuselage extending between a forward end and an aft end along a longitudinal direction and a boundary layer ingestion fan mounted to the fuselage at the aft e...  
WO/2018/057242A1
An aircraft is provided including a fuselage that extends along a longitudinal direction between a forward end and an aft end. A stabilizer assembly and a boundary layer ingestion fan is mounted to the fuselage at the aft end and is conf...  
WO/2018/048645A1
An aircraft includes a fuselage and a wing assembly attached to or formed integrally with the fuselage. The aircraft also includes a propulsion system having a port propulsor and a starboard propulsor. The port and starboard propulsors a...  
WO/2018/035206A1
A propulsion system for an aircraft includes a gas turbine engine and an electric propulsion engine defining a central axis. The electric propulsion engine includes an electric motor and a fan rotatable about the central axis of the elec...  
WO/2018/002514A1
Part comprising a wall which comprises a first zone (541), a first zone (541) and the second zone (542), a network of riblets being formed on the first zone (541), the second zone (542) and also on the transition zone (54t) so as to redu...  
WO/2017/222826A1
Provided are aerodynamic articles and related methods that use an aerodynamic body with a microstructured surface thereon. The microstructured surface has a plurality of parallel primary ridges defining major capillary channels, and opti...  
WO/2017/207948A1
Method for forming a riblet on a component and riblet mould. This invention relates to a method for forming a riblet (3) on a component (1), characterised in that it comprises steps of: printing (106) the riblet on the component (1), com...  
WO/2017/200456A1
A dispenser for storing and launching countermeasures from an aircraft, comprising an elongate body provided with at least one launch opening adapted for storing the countermeasures in cartridges, where the dispenser comprises a manoeuvr...  
WO/2017/193220A1
The present disclosure generally relates to drag reducing hydrophobic xerogel films. More particularly, the invention relates to hydrophobic ORMOSIL (organically modified silica) drag reducing film.  
WO/2017/189474A1
Methods and systems for controlling a fluid flow field near a surface are disclosed. In some embodiments, the system includes an array of oscillating bodies disposed on the surface to provide physical modification to the flow field. Flui...  
WO/2017/149837A1
[Problem] To provide a riblet structure that further reduces drag, which is the sum of turbulent drag and pressure drag, and an object with such a riblet structure. [Solution] An object 1 such as an aircraft, plant or pipeline has a wave...  
WO/2017/068292A1
The invention relates to an aircraft having at least one wing (5) including, at each end thereof, a fin (6) forming an angle of between 0° and 45° relative to the vertical. According to the invention, each fin (6) has a leading edge (7...  
WO/2017/041018A9
A vehicle includes a main body and a gas generator producing a gas stream. At least one fore conduit and tail conduit are fluidly coupled to the generator. First and second fore ejectors are fluidly coupled to the at least one fore condu...  
WO/2017/041018A1
A vehicle includes a main body and a gas generator producing a gas stream. At least one fore conduit and tail conduit are fluidly coupled to the generator. First and second fore ejectors are fluidly coupled to the at least one fore condu...  
WO/2017/005607A1
A flow body (2) for a vehicle comprises at least one planar skin section (4) with an outer side (8), an inner side (16) and at least one opening (10) that penetrates the skin section, as well as at least one active flow control device (1...  
WO/2017/005737A1
The invention relates to a system for dual management of anti-icing and boundary layer suction for an aerofoil (4) of an aircraft, including: at least one anti-icing channel (44) and at least one suction channel (46); a device (26) for m...  
WO/2016/200282A1
An aerodynamic element, particularly in the form of an airplane wing (1) or a car wing has an aerodynamic airfoil (2) flatter on one side and more convex on the other side. The aerodynamic element in its inner space (3) has at least one ...  
WO/2016/141106A1
Waveguide or flow guide surfaces can improve the efficiency of fluid flow through tubes or over surfaces. When incorporated in a tube, the waveguides improve flow and function as sound absorbers making them useful in engine mufflers, fir...  
WO/2016/137745A1
An exemplary apparatus minimizes an aircraft propeller noise having an associated frequency and a corresponding wavelength. A resonant tone produced on the propeller blade elicits a sound with substantially the same frequency as the asso...  
WO/2016/113579A1
Method of prevention - avoiding aircraft stalling, mostly due to bad weather conditions and minimizing cruising speed, by placing a device that is able to produce and deliver continuously the appropriate amount of smooth air flow to the ...  
WO/2016/097939A1
Sound absorbers and airframe components comprising such sound absorbers are disclosed. In one embodiment, an airframe component comprises an aerodynamic surface (48) and a sound absorber (38). The sound absorber (38) comprises a perforat...  
WO/2016/083913A1
A profiled element used is disclosed for generating a force, the profiled element comprising a material having an active surface; a plurality of cavities located on the active surface of the material, the plurality of cavities comprising...  
WO/2016/084000A1
An auxiliary safety system for controlling the attitude of an aircraft (1) provides sensors placed on the aircraft (1) which identify stalling and/or other critical flying conditions that are imminent and/or have occurred, an electronic ...  
WO/2016/062645A1
According to the invention, for the dual management of anti-icing and boundary-layer suction, the invention proposes a system for an aerofoil (4) of an aircraft, including: a channel (42) having a double function of anti-icing and bounda...  
WO/2016/039716A1
An insulating system (10) for a gas turbine engine (12) configured to insulate a surface (14) to reduce thermal gradients within components (18) in the engine (12) is disclosed. The insulating system (10) may include one or more insulati...  
WO/2016/022011A1
The invention relates to aviation equipment An object of this invention is to develop a new aerodynamic device which can extend the range of aerodynamic devices for aviation, increase the efficiency of the air flow power use, increase th...  
WO/2015/198093A1
Methods and related apparatus embodiments are disclosed that allow novel Conformal Vortex Generator and/or Elastomeric Vortex Generator art to improve energy efficiency and control capabilities at many surface points of a body or object ...  
WO/2015/198296A3
An aircraft design using an air intake structure (10) for reducing drag and assisting aerodynamic control surfaces in controlling the aircraft. The air intake structure comprises an outer skin (20) including a plurality of perforations (...  
WO/2015/183360A3
A laminar flow control surface having a foraminous section (also referred to below as a foraminous portion, 251) of a skin (250) of a vehicle to permit low temperature fluid to flow through the foraminous section to a heat exchanger (236...  
WO/2015/178988A3
The present invention includes a method of controlling a fluid flow using momentum and/or vorticity injections. Actively controlling an actuator allows for direct, precise, and independent control of the momentum and swirl entering into ...  
WO/2015/159196A1
VTOL aircraft with a thrust-to-weight ratio smaller than 0.1, during vertical take-off/landing, obtains another vertical lift, besides traditional vertical lift generated by low-temp bypass duct directing, under the closing of the propel...  
WO/2015/155128A1
The invention relates to an applicator for the application onto and the embossing microprofiling of a fluid medium (6) on a substrate (5) in particular in the aerospace industry and a corresponding application device having such an appli...  
WO/2015/142480A1
A parasitic drag induced boundary layer reduction system and methods for reducing the boundary layer on aircraft, vehicles, and structure. The system may include a suction generator configured to utilize parasitic drag in reducing bounda...  
WO/2015/120833A1
The invention relates to flying robots which can cover large distances between arrangements of smooth or curved surfaces without requiring manual redeployment. This reduces the need for personnel and allows fully-automated maintenance of...  
WO/2015/119933A1
A gust alleviating aircraft wing includes a gust alleviating wing portion on the wing. The wing portion can have a leading edge, a trailing edge, and a downwardly sloping upper surface therebetween. At least one air passageway can extend...  
WO/2015/097164A1
A tile assembly (22) which, in use, is fitted to a base structure to form at least part of a fluid washed surface. The tile assembly comprises a housing (42) with at least one plenum (45) being provided within the housing (42). A wall (4...  
WO/2015/096842A3
According to the invention, the assembly of the half-sphere airplane wing made it possible to create another form of flight (vertical flight), controlling air flow only on the top surface of the circular wing, said assembly being a perfe...  

Matches 1 - 50 out of 722