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WO/2018/023861A1 |
Provided in the present invention is a propeller (100), comprising blades (200). At a position on the blades (200), 46.875% from the center of gyration of the propeller (100), along the radius of gyration of the propeller (100), the angl...
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WO/2018/026397A1 |
A propeller includes a blade free to rotate. A first stop is positioned to mechanically engage one or both of a first portion of the blade and a first structure coupled to the blade when the blade is in a first position at a first end of...
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WO/2018/027017A1 |
A propulsion system for an aircraft includes an engine (e.g., piston engine, or turbine) having an axis made to be nonparallel with the longitudinal axis of the aircraft. This is enabled using an electrical, hydraulic, or other system to...
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WO/2018/026398A1 |
A propeller includes a blade free to rotate about a longitudinal axis of the blade. The propeller also includes a mechanical stop positioned to engage mechanically a first portion of the blade and/or a first structure coupled mechanicall...
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WO/2018/018729A1 |
A propeller, a power assembly and an aerial vehicle. The propeller comprises propeller blades (200). At a position on the blade (200) where a distance to the center of gyration of the propeller is 43.33％ of the radius of gyration of th...
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WO/2018/016932A1 |
The invention relates to designs of vane propulsors, or cycloidal propellers, operating in water and air environments. A mechanism for altering the blade pitch of a cycloidal propeller comprises a slide bar, which is able to slide along ...
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WO/2018/000593A1 |
Provided in the present invention is a propeller (100), comprising a paddle (200). An attack angle of the paddle (200) is 16.89±1.5 degrees at a place where the distance from the paddle (200) to a turning center of the propeller (100) i...
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WO/2018/004493A1 |
This invention relates to high efficiency double pitch angle propellers, and is such that it has a propeller hub (2, 7); and two or more propeller blades (1, 6) with aerofoil-shaped cross-section (1a, 6a) fixed around the periphery of th...
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WO/2017/220940A1 |
Disclosed is an annular shroud (10) for a bladed wheel (80), comprising an axially extending annular wall (10A) that has a plurality of axially extending slots (12), each of said slots (12) being designed to accommodate a leading edge (8...
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WO/2017/215529A1 |
A propeller and a fuselage, comprising a forming foam (10), at least one first fiber fabric layer (20) provided on an upper surface of the forming foam (10), and at least one second fiber fabric layer (30) provided on a lower surface of ...
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WO/2017/208037A1 |
The present invention relates to a folding propeller-hub assembly and applicable flight modes of the assembly. In particular, the present invention provides a folding propeller-hub assembly for VTOL aircraft and for improved aerodynamic ...
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WO/2017/207666A2 |
The invention relates to an air ship having a supporting structure (12) and a shell (10) that can be filled with a gas and which is tensioned by the supporting structure (12). According to the invention, said supporting structure (12) co...
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WO/2017/200803A1 |
An energy efficient and lighter-than-air high altitude platform (HAP) is disclosed that allows for sustained station keeping at high altitudes of about 50,000-80,000 feet for prolonged periods of time. The HAP includes an aerodynamically...
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WO/2017/201324A1 |
A variable pitch propeller apparatus enables a propeller to have different pitch angles in one revolution about the drive shaft The propellers are coupled: to a race that is flexible and actuated into different offset distances by a race...
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WO/2017/182748A1 |
A pitch actuation system (22') for a turbomachine propeller (10), comprising an actuator (24) with a movable portion (26) configured to be connected to blades (14) of the propeller in order to rotate them relative to the blade-pitch sett...
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WO/2017/182734A1 |
A pitch actuation system (22') for a turbomachine propeller (10), comprising an actuator (24) with a movable portion (26) configured to be connected to blades (14) of the propeller in order to rotate them relative to the blade-pitch sett...
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WO/2017/182626A1 |
To reduce the complexity and increase the reliability of a drive unit component (1) for example of an electric motor suitable for applications in air travel, it is proposed to design the drive unit component (1) in one piece and in one m...
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WO/2017/177406A1 |
A blade clamp (11) for a folding propeller, a folding propeller having the blade clamp, a power unit, and an unmanned aerial vehicle. The blade clamp (11) is used for fixing and holding blades (15) of a folding propeller. The blade clamp...
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WO/2017/175217A1 |
To eliminate stability issues in forward flight due to oncoming flow interfering with the flows produced inside the rotor, rotor shielding or enclosure are used giving it the ability to operate steadily at various forward speeds. Further...
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WO/2017/175410A1 |
The present invention configures a variable pitch mechanism for helicopters, which has a simple configuration having a reduced number of components, and which is capable of precisely controlling the pitch angle of blades even without an ...
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WO/2017/176953A1 |
A vehicle includes a propulsion system using one or more impellers as opposed to propellers. The impellers impart circumferential and radial velocity components to the working fluid, which may be air or water. The air is deflected by cou...
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WO/2017/173502A1 |
The present disclosure relates to drone technology, and in particular to aerial drone technology. This includes both drone hardware/hardware configuration, and drone software/software configuration. Embodiments are described by reference...
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WO/2017/166316A1 |
A locking device comprises: a catch (12), which can be movably arranged on a first body (10); a fitting portion (21), which is arranged on a second body (20), being able to be fitted with or separated from the catch (12); a driving membe...
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WO/2017/172448A1 |
Described is a configuration of an unmanned aerial vehicle ("UAV") that includes one or more lifting propellers that may be converted between an operational configuration and a transit configuration. When the lifting propeller is in a op...
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WO/2017/165456A1 |
Sounds are generated by an aerial vehicle during operation. For example, the motors and propellers of an aerial vehicle generate sounds during operation. Disclosed are systems, methods, and apparatus for actively adjusting the position a...
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WO/2017/153610A1 |
The invention relates to a ducted propeller (100) comprising a housing (102) with an inlet opening (104) and an outlet opening (106), at least one propeller (108) which is mounted in the housing (102) in a rotatable manner about a rotati...
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WO/2017/148133A1 |
A propeller (100) and a power assembly and aircraft provided with the propeller (100). The propeller (100) comprises blades (200), and the blades (200) rotate together to form a propeller disk. At the distance of 39% of a propeller disk ...
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WO/2017/149541A1 |
A flap actuator for adjusting the orientation of a flap or the like, the actuator. The actuator includes: a static arcuate member having a radius of curvature; a piezoelectric motor biased to be in operable contact with the static arcuat...
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WO/2017/148128A1 |
A propeller, a power assembly and an aircraft, the propeller comprising a hub and a blade (1) connected to the hub. At the distance of 55.6% of a propeller disk radius from a propeller disk centre formed by the propeller, the blade (1) h...
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WO/2017/148135A1 |
A propeller, a power assembly and an aircraft, the propeller comprising a hub (2) and blades (1) connected to the hub (2). At the distance of 40% from a propeller disk centre, the chord length of the blades (1) is 13.8mm ±5mm and the an...
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WO/2017/148134A1 |
Provided are a propeller, a power assembly and an aircraft, the propeller comprising a hub (6) and a blade (1) connected to the hub (6). At the distance of 50% of a propeller disk radius from a propeller disk centre formed by the propell...
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WO/2017/144807A1 |
The principal object of the invention is a hub (1a, 1b) for a propeller having variable-pitch blades (2a, 2b) for a turbomachine (10) with longitudinal rotation axis (X), comprising a plurality of blade platforms (3a, 3b), each one being...
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WO/2017/143643A1 |
Disclosed is an unmanned aerial vehicle (100, 200), comprising a body (10, 10'), arms (20) and power assemblies (30, 30'). The arms (20) are connected to the body (10, 10') and support the power assemblies (30, 30'). The arms (20) at lea...
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WO/2017/144804A1 |
The invention relates to an arrangement of variable-pitch blades for an aircraft engine, said arrangement comprising a blade (21) comprising a blade root (25) for securing to a rotational support carried by a hub of the engine, and a bla...
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WO/2017/143771A1 |
A propeller (7), a power assembly, and an aircraft. The propeller (7) comprises: a propeller hub (1) and propeller blades connected to the propeller hub (1). The angle of attack of each propeller blade is 15.3°±2.5° at the position wi...
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WO/2017/146579A1 |
Airplane comprising a fuselage with an empennage, wherein the fuselage is provided with wings and comprises a propulsion system (6) with propellers, wherein the propulsion system is integrated with the aft-fuselage mounted empennage form...
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WO/2017/128742A1 |
A propeller (9), a power component and a flight vehicle, wherein the propeller (9) comprises a hub and a blade connected to the hub; at the distance of a second threshold from the propeller disk center (1), the blade has an angle of atta...
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WO/2017/128744A1 |
A propeller, power assembly, and aircraft. The propeller comprises a blade fastener (1) and a blade (2) connected to the blade fastener (1). At a location having a distance of 55% of a radius of a propeller disc defined by the propeller ...
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WO/2017/128743A1 |
A propeller, power assembly, and aircraft. The propeller comprises: a propeller hub (10), and a blade (20) connected to the propeller hub (10). At a location having a distance of 44.35% of a radius of the propeller from the center of the...
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WO/2017/124781A1 |
Provided is a propeller comprising blades (200), wherein the blades (200) rotate to form a propeller disk. At a position away from the centre of the propeller disk with 50.14% of the radius of the propeller disk, the angle of attack of t...
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WO/2017/123291A1 |
A fairing system, includes a hub fairing and a fixed fairing, such as a shaft fairing or a pylon fairing, both arranged about a rotation axis. A gap is defined between the hub fairing and the fixed fairing, and a seal assembly is axially...
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WO/2017/118809A1 |
The invention relates to a device for locking the pitch and the feathering of adjustable-orientation fan blades of a turbine-engine propeller, which includes: a cylinder (2) including at least one mobile portion (6) intended for being co...
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WO/2017/118808A1 |
The invention relates to a pivot (16) for a blade with adjustable orientation for a hub (18) of a turbomachine fan, comprising a block (22) having coupling means (26) for torque transmission and an outer thread (28), a force decoupling p...
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WO/2017/118793A1 |
The invention relates to a fan module with variable-pitch blades for a turbomachine, comprising a rotor (2) carrying blades (3), a stationary housing (7), a mechanism (11, 12, 13, 14, 20) for regulating the pitch of the blades (3), which...
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WO/2017/119546A1 |
One aspect of the present invention provides a moving device comprising: a body; at least one rotating flight device rotatably installed to the body; at least one guide part extending downward from the body; a moving part installed to be...
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WO/2017/118791A1 |
The invention relates to a turbine engine module comprising: an upstream propulsive unit comprising two propellers (31, 32) that are upstream and downstream, respectively, and mounted around an axis (XX), 10 a power turbine shaft (53A) t...
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WO/2017/118810A1 |
The invention relates to a system for controlling the direction of the fan blades of a turbine engine propeller, including a cylinder (2) rigidly connected to a housing (5) of the turbine engine, including a movable portion (6) that is t...
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WO/2017/118794A1 |
The invention relates to a streamlined fan module with variable-pitch blades for a turbine engine, including a rotor (2) supporting blades (3), a stationary housing (7) and a system (3) for adjusting and controlling the setting of the bl...
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WO/2017/118792A1 |
The invention relates to a fan module having variable-pitch blades for a turbine engine, including a rotor (2) having blades (3), a stationary casing (7), and a system for adjusting and controlling the pitch of the blades (3), the rotor ...
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WO/2017/112973A1 |
The invention relates to an aircraft designed as a compound helicopter with an aircraft fuselage (1), a main rotor (2) arranged on the aircraft fuselage (1), and cylcogyro rotors (3, 3') which protrude laterally from the aircraft fuselag...
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