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Matches 51 - 100 out of 1,019

Document Document Title
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/2016/201417A1
An aircraft de-icing system has a nozzle with at least one movable element configured to move between a first position and a second position to change a spraying configuration of the nozzle between a first configuration and a second conf...  
WO/2016/191118A1
Thermally stable microstructured layers comprising polyurethane, polyurea and/or polyurethane/urea semi-IPN materials are provided which have microstructured surfaces which are highly durable, erosion resistant, and thermally stable. The...  
WO/2016/184676A1
The problem addressed by the invention is that of establishing an adaptive flow manipulation that exhibits little modification of the surface. This problem is solved, according to the invention, by a flow control device (32) for manipula...  
WO/2016/176773A1
A method of monitoring for the in-flight accretion of matter involves an electric field sensor applying a time-varying electric field to an engine surface of an aircraft while the aircraft is in flight. The electric field sensor is therm...  
WO/2016/156741A1
The invention relates to an aeronautical turbine engine blower module including a system (10) for de-icing an inlet cone (1) comprising a sheath (30) placed inside an inner space defined upstream by the inlet cone. Said sheath includes a...  
WO/2016/141477A1
Methods and systems are described herein which allow to determine an icing condition without requiring a wind speed measurement. The methods and systems use two sensing members both being exposed to conditions in an environment. The dete...  
WO/2016/144683A1
A heater mat assembly for a blade using an electrical current is provided including a first heating element region configured to generate a first amount of heat using the electrical current and disposed at a first region of the heater ma...  
WO/2016/125094A1
Apparatus for obstructing air flow through an aperture in an aircraft wing where a movable anti-icing duct extends through the aperture are disclosed. An exemplary apparatus comprises a base member (40) configured to be secured to the du...  
WO/2016/102691A3
The subject of the invention is a device for attenuating sound waves forming the wall of a duct, the sound waves spreading in a stream of air passing along the duct. The device comprises a structure (13) constituting a noise attenuator, ...  
WO/2016/102691A2
The subject of the invention is a device for attenuating sound waves forming the wall of a duct, the sound waves spreading in a stream of air passing along the duct. The device comprises a structure (13) constituting a noise attenuator, ...  
WO/2016/094797A3
A rotor ice protection system (RIPS) apparatus for an aircraft to heat aircraft rotor blades is provided. The RIPS apparatus includes circuitry disposed to transmit electrical loads associated with RIPS operations, an indicator unit disp...  
WO/2016/091882A1
This invention concerns a novel method to deice structures such as blades of wind power turbines, wings of airplanes and other structures prone to ice accretion including power cables, marine structures and the like. Essentially, solid s...  
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/2016/049767A1
An active frost warning system for the forecasting and/or detection of active frost conditions by determining the rate of radiation heat transfer is provided. The system predicts active frost conditions when the rate of cooling/heat tran...  
WO/2016/028467A1
A system includes a signal monitor (160) to monitor a time rate of change of a revolutions per minute (RPM) trim signal that is received from an RPM command path (140) to control a velocity of a helicopter rotor. An icing detector (150) ...  
WO/2016/012719A1
Method for installing a de-icing system on the skin of an aircraft element, notable in that it involves applying to the skin several independent layers of solid and/or fluid materials which are hardened in succession, and which comprise ...  
WO/2016/012685A1
A system for detecting frost on a surface (18) comprises a resistive element (12) in contact with the surface (18), a current generator (22) connected to the resistive element (12), a sensor (28) measuring the temperature of the resistiv...  
WO/2016/005711A1
The invention relates to a front lip of a turbofan engine nacelle, defined at the rear by a partition wall (6), the lip comprising an annular de-icing space (4) comprising a tube for supplying hot air (40) in order to de-ice the outer wa...  
WO/2015/161280A1
The present disclosure provides an airplane ground deicing installation that minimizes the impact of deicing operations on the airport during icing conditions. The installation does not require alteration of a normal taxi pattern and can...  
WO/2015/159193A1
An air flow sensor is provided with an opening facing downstream and having a thin downstream facing edge to prevent condensation or buildup of moisture thereon. The sensor has been found to reduce entrainment of particles in a mixed pha...  
WO/2015/148876A1
The present invention is directed to a method of mitigating ice build-up on a substrate, comprising applying to the substrate curable film-forming compositions comprising isocyanate-functional curing agents, film-forming compositions wit...  
WO/2015/114624A1
An ice detecting apparatus comprising: a body including at least one ice detector mounted thereon and having an ice detecting surface and a scraping member so mounted relative to said body as to allow their movement one relative to the o...  
WO/2015/116265A1
An ice resistant structure is provided which includes a self-supporting, structural platform, a retaining, protective layer and a subsurface anti-icing (AI) and/or de-icing (DI) layer. The retaining, protective layer is disposed over the...  
WO/2015/110974A1
Embodiments of the present disclosure relate generally to systems and methods for de-icing an aircraft surface (14). The systems create a shock pulse to create a shock activation. The shock pressure is designed to deform the surface of a...  
WO/2015/109098A1
The preferred embodiment relates in particular to pneumatic valves for de-icing aircraft surfaces, including, wings, struts, stabilizers, and engine nacelle. One embodiment is a pressure regulating and distribution valve (PRDY) that ensu...  
WO/2015/095019A1
The present disclosure provides a method to remove ice from a substrate with very low amounts of force needed to remove the ice. It has been found that certain nonwoven fabrics provide a relatively ice-phobic surface. The application of ...  
WO/2015/095660A1
A method for precise control of movement of a motive phase on a lubricant-impregnated surface includes providing a lubricant-impregnated surface, introducing the motive phase onto the lubricant-impregnated surface, and exposing the dropl...  
WO/2015/060910A1
A system for detecting ice or water within an area of interest having a detection system measuring radiance or reflectance of the area of interest when exposed to shortwave infrared radiation having a wavelength in the range containing a...  
WO/2015/059489A1
An anti-icing system (303) can be provided within a chamber (212) having an exterior wall (210) of which an outer surface (301) can be subject to ice formation. The anti-icing system comprises a nozzle (213) arranged to inject hot gas wi...  
WO/2015/057340A1
A method and apparatus for heating a surface of an aircraft. A flow of air is received from a portion of an engine (220) in a tube system (300). The air flowing through the tube system (300) is heated by a heating system 302) and sent to...  
WO/2015/040376A1
The present application proposes a device and method for controlling the size of a sheet of ice which can build up on an aircraft surface as a result of icing, particularly SLD icing. In some circumstances it is possible to tolerate a bu...  
WO/2015/015111A1
The invention relates to a propulsion assembly (1) for an aircraft, comprising a nacelle (3) supporting a turboreactor. Said propulsion assembly is characterised in that the nacelle comprises visual means for indicating the operating sta...  
WO/2015/013822A1
An active frost warning system for the forecasting and/or detection of active frost conditions by determining the surface or skin temperature of an active frost sensor and comparing the surface or skin temperature with outside ambient te...  
WO/2015/012910A2
A coating includes at least one coating layer containing first particles, second particles, and third particles distributed throughout a cross-linked, continuous polymer matrix. An outer surface of the coating layer includes surfaces of ...  
WO/2014/209665A1
According to some embodiments, a flow surface comprises a composite material formed of a plurality of layers of said composite, and a piezoelectric actuator located within the layers or on an outer surface of the composite material. The ...  
WO/2014/207408A1
The invention concerns device for de-icing an air inlet lip (111) of an aircraft nacelle (100), said device comprising a pre-exchanger (2), an intake means capable of taking in low-pressure air downstream from the fan (12), two high-pres...  
WO/2014/198956A1
The invention aims to make aircraft doors easier to open by preventing ice formation or, at the very least, favouring rapid breaking of the ice on the door edges connected to the skin of the fuselage. To that end, it is provided to suppl...  
WO/2014/181014A1
The invention relates to an optical sensor for detecting the presence of ice on surfaces, characterised in that it comprises: a waveguide having an optical coating with a refractive index that fulfills the relation nwater ≤ nmaterial <...  
WO/2014/181186A3
A method of an embodiment includes receiving data from a sensor that is configured to supply data related to an ice layer thickness on a skin surface, calculating the ice layer thickness, comparing the ice layer thickness to a threshold ...  
WO/2014/176622A1
An aerospace plane (1) having an elongate body (2) supports a pair of wings (3). The wings are adapted to extend away from said body in opposing directions. A landing gear assembly is operatively associated with said body to be moveable ...  
WO/2014/172523A1
A generator with relatively high (Length/Diameter) aspect ratio, which may be mounted within the rotating mast of a helicopter, and which may generate power that is conditioned by a rotating power conditioning unit and delivered to the r...  
WO/2014/167237A1
The present invention relates to an aircraft element including a leading edge section (9) and a trailing edge section (11), said leading edge section including at least one anti-icing treatment device. Said aircraft element is characteri...  
WO/2014/148909A1
The invention pertains to the use of an ice-phobic coating layer for de-icing or anti-icing of technical aerospace equipment such as aircraft's carburettor(s), pitot tubes, engines and parts thereof, and the rotor blades and generators a...  
WO/2014/138237A1
The current invention is directed to a self-contained electro-expulsive actuator assembly capable of being attached and operating external to an object, and methods of providing an electro-expulsive force external to an object. During op...  
WO/2014/132073A1
A detection apparatus measures liquid water content and/or ice crystal particle concentration in an airstream (4) such as the airstream (4) around an aircraft (1). A light source (3) emits a beam of light (31) along an emission path (32)...  
WO/2014/132070A1
An ice-protection system suitable for use in an aircraft (1) comprises first de-icing apparatus (5) operable to de-ice a first zone (61); a first ice-detection sensor (2) positioned in the first zone (61) and arranged to detect ice accre...  
WO/2014/132074A3
An apparatus for detecting ice accretion on a surface (2020) comprises an electromagnetic radiation source (2014) configured in use to be positioned adjacent the surface (2020) and a detector (2012) spaced apart from the electromagnetic ...  
WO/2014/132074A2
An apparatus for detecting ice accretion on a surface (2020) comprises an electromagnetic radiation source (2014) configured in use to be positioned adjacent the surface (2020) and a detector (2012) spaced apart from the electromagnetic ...  
WO/2014/122568A1
A system (10, 110, 210) for preventing icing on an aircraft surface comprises a plasma actuator (12) which is to be applied onto an aircraft surface (28) operationally exposed to air and which is arranged for generating at least one plas...  

Matches 51 - 100 out of 1,019