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WO/2024/090524A1 |
This hybrid rotor drive system comprises: a gas turbine engine which includes a compressor, a combustor, a turbine, and a first output shaft mechanically connecting the compressor to the turbine; an electric motor including a second outp...
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WO/2024/089670A1 |
A frame device (100) for a propulsion unit (200a…200n) of a flight device (300), comprises annular elements (10a…10n) for a fixation of a fuel tank (210) of the propulsion unit (200a…200n), a retaining element (60) being arranged b...
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WO/2024/088472A1 |
The invention relates to an aircraft (1) having a fuel-cell propulsion system (2), wherein the fuel-cell propulsion system (2) comprises - a fuel cell (3) for supplying electricity to an electric propulsion apparatus (4) of the aircraft ...
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WO/2024/062181A1 |
One aspect of the invention relates to a method (100) for selecting an activation logic of an inerting system (3122) of at least one fuel tank of an aircraft (31) for at least one mission of the aircraft (31), the method (100) comprising...
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WO/2024/056929A1 |
The present invention relates to a smart device (100) for supplying ammonia and hydrogen for mixed combustion in aircraft, as shown in Figure 1, for propulsion. The smart device comprises a subassembly (120) that stores ammonia and suppl...
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WO/2024/028016A1 |
A hydrogen fuel delivery system (300) comprises a fuel line (312) having an inlet (315) and an outlet (316), a liquid fuel pump (307) configured to provide a flow of liquid hydrogen fuel from a hydrogen fuel storage tank (308) to the fue...
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WO/2024/024655A1 |
This hydrogen storage tank for a hydrogen aircraft includes an outer tank, an inner tank, a first strap, and a second strap. The inner tank is disposed inside the outer tank with a space therebetween, and has a shape having a longitudina...
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WO/2024/018135A1 |
The invention relates to a system (3) comprising one or more light sources (21) which are each capable of delivering light pulses, one or more light detectors (31), an optomechanical head (160) and an optical fibre-connecting device (350...
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WO/2024/020423A1 |
A hydrogen boiloff capture system. The hydrogen boiloff capture system having a cryogenic tank for storing liquid hydrogen. The hydrogen boiloff capture system also includes an intermediate tank fluidically coupled with the cryogenic tan...
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WO/2024/009089A1 |
The present invention relates to electrical network comprising an electrical conductor and, a cryogen source configured to hold cryogen, the cryogen source arranged so that, in use, cryogen is provided to the conductor to maintain the co...
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WO/2024/005984A1 |
An inert blanket system includes a reformer (128) that produces hydrogen gas (130) and carbon dioxide (135). The hydrogen gas (130) is separated from the carbon dioxide (135). The carbon dioxide (135) is ported to a vapor region (122) of...
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WO/2024/000009A1 |
Some embodiments relate to a control device for a pilot valve of a pit valve. The device includes: a housing; an air inlet coupling, configured to receive pressurized air from a pressurized air supply; an outlet coupling, configured to s...
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WO/2023/242565A1 |
An aircraft assembly (25) comprising: a wing structure; and a pipe assembly (30a, 30b) rotatably coupled to the wing structure by a fixture arrangement (25), the pipe assembly extending along a longitudinal direction, the fixture arrange...
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WO/2023/242564A1 |
An aircraft assembly comprising: a rib (10) of a wing; an aperture (11) in the rib; a pipe assembly (30a, 30b) extending through the aperture, the pipe assembly comprising a first rigid pipe section (30a), a second rigid pipe section (30...
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WO/2023/217807A1 |
A filling level monitoring device (100) for monitoring a filling level (210) of a fluid in a container (200) includes exciter(s) (10), sensor(s) (20), a signal source (30) connected to the exciter(s) (10), a processor (40), at least one ...
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WO/2023/215326A1 |
The present disclosure provides modular hydrogen-fuel storage assemblies with an external form factor corresponding to Unit Load Device (ULD) cargo containers (100), allowing the assemblies to be easily loaded into and stored in a cargo ...
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WO/2023/214348A1 |
Method for identifying malfunction conditions of the sensors that measure the amount of fuel in the tanks of an aircraft (1) provided with at least one first tank (2/6) arranged on a first side of the aircraft and at least one second tan...
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WO/2023/199283A1 |
The invention relates to a transport aircraft with a dual fuel propulsion system. The aircraft 20 is capable of performing a flight mission comprising sections of at least takeoff, climb, cruise, decent, approach and landing during which...
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WO/2023/175260A1 |
Dismountable aeronautical pod device 30 with cryogenic storage capacity, for external transportation by an aircraft, comprising a front cryogenic tank 36, a rear cryogenic tank 37, and at least one central temporary storage tank for the ...
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WO/2023/172675A1 |
An inerting fuel tank system comprising a closed tank and any number of flow impingement valves. The flow impingement valve allows uninhibited flow in one direction. In the reverse direction, the fluid flows back into the input flow stre...
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WO/2023/166273A1 |
A device (20) for supporting a fluid duct (C), comprising: - a link (22) for supporting the duct via two end parts (22a) of the link that are spaced apart from one another in a longitudinal direction and adopting, transversely, a curved ...
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WO/2023/147949A1 |
A storage tank for gaseous hydrogen comprises a continuous tank wall (104) defining a serial array of hollow elongate tank portions (110, 112, 114) of substantially constant cross-section and hollow connecting portions (116, 118) definin...
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WO/2023/139295A1 |
The invention relates to a method for reducing the negative environmental effect of the contrails emitted by an aircraft (100), which comprises the following steps: obtaining the atmospheric conditions outside the aircraft (100) and, if ...
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WO/2023/118747A1 |
The present invention relates to an assembly for a tank comprising: an inner wall (1) delimiting a cavity (2) intended to receive a liquid, the inner wall (1) having a first surface (101) facing the cavity (2), and a second surface (102)...
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WO/2023/114353A2 |
A fuel cell system (100) configured to provide electrical power to an electrical motor (102) producing propulsive thrust for an aircraft includes a plurality of fuel cell stacks (106) radially arranged about a central cavity (108). Fuel ...
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WO/2023/079217A1 |
The invention relates to a system (2) for detecting leaks from an aircraft engine, comprising: - a tank (10) having an outlet opening (18); - a piping system (12) comprising a main pipe (20) having a first portion (22) of pipe connected ...
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WO/2023/074787A1 |
A hydrogen aircraft is equipped with an engine that uses hydrogen as fuel, a fuel tank that stores fuel, and a fuel supply line that supplies fuel from the fuel tank to the engine, the fuel tank or the fuel supply line having a coolant s...
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WO/2023/074782A1 |
An aircraft fuel supply system according to the one aspect of the present disclosure supplies a hydrogen fuel to a hydrogen-fueled engine installed onboard an aircraft, the aircraft fuel supply system comprising: a fuel tank storing the ...
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WO/2023/074870A1 |
This hydrogen aircraft comprises: an airframe provided with a fuselage and wings; at least one propulsion system fixed to the airframe; a pressurized cabin disposed inside the fuselage; a pressure bulkhead that is disposed at the rear of...
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WO/2023/074866A1 |
This fuel supply system (1) for a hydrogen aircraft comprises: a fuel tank (2) that stores liquefied hydrogen; a pump (5) that discharges liquefied hydrogen from the fuel tank (2) and supplies the same to a propulsion device (102); a pre...
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WO/2023/062243A1 |
A method of transmitting energy comprises a production step of producing hydrogen, a first transferring step of transferring the hydrogen into a tank at a first location, a transporting step of transporting the tank to a second location ...
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WO/2023/056516A1 |
A drone system and method for deploying and autonomously refuelling. The drone system includes a base station and a drone. The base station and drone are configured for autonomous refuelling when the drone has landed in the base station....
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WO/2023/050615A1 |
A venting device for an auxiliary tank of an aircraft. The venting device is configured to maintain the gas pressure of a fuel-free space in the auxiliary tank, and is characterized in that same comprises a vent pipe for the auxiliary ta...
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WO/2023/055887A2 |
Retractable projections (e.g., "chevrons") for aircraft nozzles, and associated systems and methods, are disclosed. Retracting or otherwise changing the exposure of the projections to one or more gas flows reduces the thrust penalties as...
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WO/2022/204325A9 |
A storage vessel can include a shell that is formed by fibers wound about an axis and infused with a resin matrix. The resin matrix can include metal nanoparticles coated with a polymer and distributed within a resin. The nanoparticles p...
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WO/2022/245427A9 |
A refueling system for hydrogen fuel cell-powered aircraft is disclosed. The system includes a compressor to receive a source of low temperature, high pressure hydrogen gas and compress the low temperature, high pressure hydrogen gas int...
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WO/2023/000048A1 |
An aircraft stores cryogenic fuel in one or more fuel tanks inside the aircraft fuselage or at other appropriate positions on the aircraft, and stores non-cryogenic fuel in plural standard jet fuel tanks e.g., inside the aircraft wings. ...
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WO/2022/271283A1 |
A flammability reduction system and method for controlling air pressure and allowing an air separation module (ASM) to consume less pressurized air includes a pressure limiting valve that is dynamically controlled based upon a defined pr...
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WO/2022/271835A1 |
A flame arrestor which will generally comprise two hollow sections, each of which includes a plurality of hollow channels, and with a throat between them which is open. This open portion can be used to induce turbulent flow into fluid wh...
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WO/2022/263881A1 |
Present disclosure discloses an Unmanned Aerial Vehicle (UAV). The UAV (100) comprises a frame (1) and an engine (3) mounted to the frame (1). A first propeller (2) is coupled to the engine (3), where first propeller (2) provides a subst...
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WO/2022/248202A1 |
Disclosed is a method of determining an operating condition of a valve of an aircraft system. The method includes obtaining a first time period associated with actuating the valve, and a second time period associated with actuating the v...
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WO/2022/216474A1 |
Method and system for managing hydrogen fuel in hydrogen fuel cell-powered aircraft is disclosed. The method identifies unused hydrogen fuel in a fuel tank of the aircraft. Determines an amount of the unused hydrogen fuel in the fuel tan...
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WO/2022/212394A1 |
A flapper valve comprising a generally rigid flap which is mounted within a flexible body coating. The hinge in the flexible body is formed by using an internal reinforcement material having a permeated structure which allows for the bod...
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WO/2022/183267A1 |
The present invention provides a system (1) for preventing the formation of fuel vapour, comprising a containment tank (10) and a variable volume tank (12) that can be accommodated inside the containment tank (10), wherein the variable v...
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WO/2022/180355A1 |
An aircraft wing comprising: a wingbox; a fuel tank; a fuel cell system comprising a fuel cell; a fuel line configured to deliver fuel from the fuel tank to the fuel cell system; a propulsion system carried by the wingbox; and an electri...
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WO/2022/178134A1 |
The present disclosure relates to a secondary airfoil apparatus, system and method for improving lift, takeoff, landing and aerodynamic performance of a floatplane. The secondary airfoil can be integrated into the floatplane during manuf...
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WO/2022/178452A1 |
An energy source for an aircraft includes an enclosure, an engine, an electric generator, and at least one fuel tank configured to provide fuel to the engine; and electrical connectors for outputting power generated by the electric gener...
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WO/2022/157241A1 |
An aircraft propulsion module comprising a hydrogen storage system (9), at least one electrochemical converter (7) connected to the hydrogen storage system, wherein the at least one electrochemical converter is adapted to convert hydroge...
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WO/2022/157245A1 |
An aircraft propulsion module comprises a hydrogen storage system, an electrochemical converter (7) connected to the hydrogen storage system, wherein the at least one electrochemical converter is adapted to convert hydrogen supplied from...
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WO/2022/150798A1 |
A multiply redundant safety system that protects humans and assets while transfer(s) and/or fuelling of on road/off road, rail, marine, aircraft, spacecraft, rockets, and all other vehicles and/or vessels utilizing Compressed and or Liqu...
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