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WO/1997/001481A1 |
A VTOL aircraft exhaust ducting system for a wing (12) of a VTOL aircraft, the exhaust ducting system comprising: at least one forward lift duct (20) and at least one rear lift duct (22) each including a nozzle (60) located respectively ...
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WO/1997/000200A1 |
A vertical takeoff and landing aircraft according to the invention is of an economical type, in which locations where rotors are mounted to a main wing can be freely set, and which is convenient in not needing a runway and can functional...
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WO/1995/008472A1 |
A flight device that can be placed upon and fastened to a load, which may be a pilot (P) or a remote guided control device, comprises a bearing device that can be fastened to the load, a drive unit (100) that has a piston engine and that...
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WO/1995/007215A1 |
The proposed hybrid aircraft comprises a housing (1) in the form of a thick central wing with a vertical open conduit (2) in which is accommodated a lift propeller (4). The aircraft in addition has side wings and a tail assembly (8), as ...
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WO/1994/016942A1 |
A VTOL/STOL free wing aircraft (100) includes a free wing (110) having wings on opposite sides of a fuselage (102) connected to one another respectively adjacent fixed wing inboard or center root sections (117) fixedly attached to the fu...
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WO/1994/011246A2 |
Depending on the embodiment, this aircraft is steered by varying the orientation of at least one propeller and/or by pilot (80) body control. It starts with a vertical fuselage (1), goes into an approximately horizontal position as the s...
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WO/1994/010035A1 |
The spacecraft comprises: a fuselage (1), a wing (2), a motor unit comprising two liquid fuel launch rocket motors (3), two liquid fuel booster rocket motors (4), six transverse thrust rockets (5) mounted in the fuselage on a rotatable r...
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WO/1994/001326A1 |
The invention relates to the aviation industry and concerns means for transportation of liquid and bulk loads. The aim of the invention consists in creating a flying vehicle capable of lifting a multi-ton load from a limited site. The ai...
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WO/1994/000347A2 |
An unmanned aerial vehicle (UAV) (10) has a composite toroidal fuselage structure (20) that surrounds a rotor assembly (100) that includes pair of coaxial, multi-bladed, counter-rotating rotors (200, 202). The toroidal fuselage structure...
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WO/1993/024366A1 |
The invention relates to aviation namely to flying vehicles adapted to ride on an air cushion and to effect a take-off and landing on aerodromes of any category. The goal of the invention is to design a flying vehicle capable of aerodyna...
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WO/1993/017908A1 |
The VTOL aircraft (10) includes a free wing (16) having wings on opposite sides of the fuselage (12) connected to one another for joint free rotation and for differential pitch settings under pilot, computer or remote control. On vertica...
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WO/1993/010000A1 |
The aircraft (1) includes a free wing (4) freely pivotally supported about a spanwise axis (7) for flight in a free wing mode and lockabe in selected predetermined, fixed angles of incidence with respect to a fuselage (2) for flight in a...
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WO/1993/003961A1 |
An unmanned aerial vehicle (10) having a toroidal fuselage (20) that surrounds a pair of coaxial, multibladed, counter-rotating rotors (40). The toroidal fuselage (20) has an airfoil profile that is optimized to provide high hover effici...
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WO/1992/001603A1 |
An aircraft (10) particularly of the VTOL (vertical take-off and landing) type has a thrust unit with a lift unit (24) and a propulsion unit (26). The lift unit (24) has a fan (66) rotating on a vertical axis for directing air downwardly...
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WO/1991/017083A1 |
The invention is a propulsion system for a V/STOL type aircraft. In detail, the invention comprises a turbofan engine (31) including a fan section (46), compressor section (65), combustion section (74), turbine section (58) and nozzle se...
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WO/1991/015399A1 |
Propeller with twistable blades comprising a spar (1) with ribs (4 to 6) which can be rotated in opposite directions about the axis of the spar (1) by means of an adjusting device. A coupling means in the propeller ensures that when two ...
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WO/1991/015400A1 |
An aircraft having a substantially circular body having a profile in the direction of flight as a profile of an airplane wing, at least two concentric counter-rotating turbo-blade assemblies (15) within said body for effecting a vertical...
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WO/1991/011363A1 |
A VTOL aircraft including a fuselage (10) with four nacelles (12, 14, 16, and 18), three vertical stabilizers (20, 22, and 24) and a horizontal stabilizer (26) attached to the fuselage (10). The fuselage (10) and the nacelles (12, 14, 16...
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WO/1991/007314A1 |
Folding and foiling locking apparatus for rotor blades (26) that includes a power actuator (71) for rotating the blades (26) and locking means for securing the blade in the deployed position and securing the blades (26) against rotation ...
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WO/1991/005704A1 |
A drive system (12) for a tiltrotor aircraft (10) that provides for the operation of both proprotors (62, 44) by either engine (54, 36) or by both engines (54, 36). The drive system (12) provides an interconnection drive shaft (50) that ...
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WO/1991/005698A1 |
An actuator (10) is disclosed for movement between a retracted position and an extended position. The actuator (10) can be used to pivot a pylon (14) in a tilt rotor aircraft relative to the aircraft wing (12) between a helicopter mode a...
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WO/1990/009922A1 |
The invention is a short/vertical takeoff and landing aircraft. In detail, it comprises an airframe (11) having aerodynamic lift and flight control surfaces. An engine (24) is mounted in the airframe in a reversed position having the inl...
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WO/1990/009313A1 |
A Vertical Take-off and Landing Aircraft (10) using top-surface blowing to generate lift in conjunction with thrust reversing means (68) to react forward travel such that vertical flight is achieved. In a preferred embodiment, the aircra...
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WO/1989/007547A1 |
Flying apparatus with retractable and adjustable propulsion system allowing passage through woods and aerial approach. The apparatus is designed with two adjustable turbines providing lift, each with six blades located around the hub and...
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WO/1988/005011A1 |
The wings (2) are washed by the propeller (1) of which the totality of the stream is deviated by flaps (8). The control surfaces remain usable during hovering and transition flight by means of a system for blowing the control surfaces (7).
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WO/1988/004257A1 |
By mounting a lift engine (4) and a lift/cruise engine (6) closely to the center of gravity (C.G.) of an aircraft (2) and by orienting the respective engines (4, 6) such that the thrust axes thereof are arranged for ensuring that the vec...
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WO/1988/000556A1 |
A VTOL aircraft (10) comprising a fuselage (12) having a wing (14) fixed to it, a turbine fan (48) rotatably housed within the wing (14) and a plurality of sets of stator vanes (30, 38, 46, 52) disposed above and/or below the turbine fan...
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WO/1986/004558A1 |
A vertical take-off machine having a rotary blade (2) constituting an outer circumferential covering for a machine body, provided with at least two air suction ports (8) and adapted to eject the air downward; and a stationary blade (5) p...
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WO/1985/003684A1 |
New flight motion concept. It consistsof a decrease of the front pressure of helicoplanes to lower thanthe downstream separation zone pressure. So helicoplanes are pushed forward by atmospheric air instead of being dragged as conventiona...
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WO/1984/001341A1 |
A short takeoff and landing aircraft (10) and vertical/short takeoff and landing aircraft (10), having upper surface blowing engines (12, 14) on gull-shaped wings (24, 26) which may be tilted and translated by a variable incidence transl...
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WO/1981/000089A1 |
An aircraft includes a cylindrical body having annular intakes (4) and jet outlets (5) about the periphery thereof, as well as a turbo jet engine (2) comprising a compressor (7), combustion chamber (8) and turbine (9), and gas deflection...
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WO/1980/002681A1 |
Vertical take-off and landing aircraft in which a jet engine (2) with its jet nozzle port (13) directed downwardly is mounted underneath a fuselage (1) via a gimbal mechanism so that the jet engine (2) can be tilted in any direction arou...
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WO/1980/000243A1 |
An aircraft having tiltable propulsive thrust producing engines (14) providing a vertical and/or short take off and landing capability includes a fuselage and a wing (2) pivoted to the fuselage about a first axis (10) so that its angle o...
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JP2024049265A |
[Problem] All of the main and tail wings are equipped with a ducted fan type injection device using a retractable screen dedicated to generating lift and buoyancy, which limits the direction of the jet air downwards.The ducted dome insta...
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JP2024514527A |
Processes a fuel containing an oxidizer containing gaseous oxygen from the atmosphere or a local oxygen supply and gaseous hydrogen from liquid hydrogen to collect electrons from multiple hydrogen fuel cells, supply voltage and current, ...
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JP7457175B2 |
A vertical take-off and landing (VTOL) aircraft (10) comprises a fuselage (24) first and second forward wings (20, 22) and first and second rearward wings (30, 32), each wing having a fixed leading edge (25, 35) and a trailing control su...
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JP2024512300A |
processing an oxidizer comprising gaseous oxygen from the atmosphere or a local oxygen supply and a fuel or gaseous hydrogen comprising gaseous hydrogen from liquid hydrogen, collecting electrons from a plurality of hydrogen fuel cells a...
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JP7450296B2 |
The invention relates to a propulsion device comprising a platform, a thrust unit, support means arranged to hold and support the thrust unit, integrally cooperating with the platform via one or more suitable mechanical connections, proj...
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JP2024034168A |
[Problem] To stabilize the attitude of a rotor even when the axis of rotation of a rotary blade changes. [Solution] A main body part 10, a pair of main wing parts 20 extending left and right from the main body part 10, and a pair of firs...
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JP7447760B2 |
A mobility service system delivers a mobility service utilizing an electric vertical takeoff and landing aircraft (eVTOL). The mobility service includes a transportation service where a moving body capable of autonomously traveling in a ...
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JP7447149B2 |
A hybrid propulsion system for a vertical take-off and landing aircraft comprising at least one combustion engine driving an electricity generator, at least one electrical energy storage assembly associated with each electricity generato...
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JP7443272B2 |
An embodiment includes: a fan (10) configured to generate an airflow; a rotor core (20) provided outside in the radial direction of the fan (10); a stator core (40) facing the rotor core (20); a housing (30) that forms an inner circumfer...
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JP7442907B2 |
An aircraft 1 that takes off and lands vertically. The aircraft 1 comprises a fuselage 10, at least one pair of fixed wings 20–1–20–4 that extend from the fuselage 10 in the left/right direction, a plurality of first rotor blades 4...
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JP7438523B2 |
An aerial vehicle having more basic structure and safety measures. The aerial vehicle according to the present invention includes a thrust unit having a plurality of rotary vanes for generating thrust, a tail, a fuselage that connects th...
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JP2024508279A |
The present invention provides a battery management method system and method for performing battery condition and optionally health parameter observation, in particular cell state of charge (SOC) observation, having two redundant indepen...
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JP2024508280A |
The present invention relates to a battery management system and method for performing battery health parameter observations, particularly cell impedance observations, using two redundant independent and dissimilar lanes. Specifically, t...
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JP2024508177A |
The present invention provides an engine 310 for a vertical takeoff and landing aircraft 300. The engine is configured to be movable relative to aircraft component 342 of aircraft 300 between a hover position for takeoff and landing and ...
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JP2024508176A |
The present invention provides an engine 310 for a vertical takeoff and landing aircraft 300. The engine is configured to be movable relative to aircraft component 342 of aircraft 300 between a hover position for takeoff and landing and ...
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JP7435406B2 |
A mobility service system delivers a mobility service utilizing an eVTOL. A flight database includes flight record information indicating a correspondence relationship between a combination of a point of departure and a destination, a fl...
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JP7434341B2 |
The invention relates to an aircraft (1). Said aircraft (1) is characterized by a wing (2) which, viewed in section, is delimited on one side by a first profiled surface (4), which is at the bottom when the aircraft (1) is operated as in...
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