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WO/2017/106617A1 |
Multiple motors may drive (rotate) a single shaft coupled to a propeller. The motors may be selected such that a first motor is capable of rotating the drive shaft in an event of a failure of a second motor coupled to the drive shaft. A ...
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WO/2017/106546A1 |
Multiple propeller blades (504, 506) may be joined by tip connectors (508) to form a closed propeller apparatus. The tip connectors may create continuous structure between adjacent tips of a first propeller and a second propeller. Use of...
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WO/2017/106376A1 |
Sounds are generated by an aerial vehicle (101) during operation. For example, the motors and propellers (102) of an aerial vehicle (101) generate sounds during operation. Disclosed are systems, methods, and apparatus for actively adjust...
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WO/2017/100360A1 |
A propeller alignment device (102) is described. The propeller alignment device (102) can include a second retainer attached to a propeller (112) and a motor (104). The propeller alignment device (102) can also include a first retainer (...
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WO/2017/099554A1 |
The present invention provides a drone capable of moving on the ground and self-propelled levitation. An aspect of the drone capable of moving on the ground and self-propelled levitation, according to an embodiment of the present inventi...
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WO/2017/096392A1 |
This disclosure generally relates to a method and system for autonomous UAV systems for logistic delivery. The present technology relates techniques that enable an efficient logistic delivery using a UAV in conjunction with an automatic ...
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WO/2017/086639A1 |
An aircraft according to one embodiment comprises: a fuselage; main wings of which the upper surfaces are formed as curved surfaces, and which are stretched from the center of the fuselage to both sides thereof; solar cells provided on t...
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WO/2017/078330A1 |
A flying object according to the present invention has been developed to have a plurality of rotor blades or jet engines, and to reduce the risk of a crash even if any one of the rotor blades or jet engines is damaged. The flying object ...
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WO/2017/070978A1 |
Provided are a propeller and an aircraft. The propeller (100) comprises a propeller ring (110) and at least two propeller blades (120) connected to the propeller ring; the airfoil of the propeller blades is of the type ARA-D; the propell...
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WO/2017/070980A1 |
Provided are a propeller and an aircraft. The propeller (100) comprises a propeller ring (110) and at least two propeller blades (120); when the ratio of the distance from the center of the propeller ring to the radius of the propeller i...
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WO/2017/069320A1 |
According to the present invention, disclosed is an aerial photographing device comprising: a body part (110) having a streamlined appearance and having a rotation shaft (111) arranged upright on an upper part thereof; a head part (120) ...
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WO/2017/060584A1 |
The present invention relates to an aircraft comprising a fuselage (1), a propulsion unit (7) at the rear tip of the fuselage and at least two engines (3, 5) each driving an engine shaft (32, 52), the propulsion unit including at least o...
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WO/2017/058329A2 |
A propeller includes a hub coaxially surrounding a longitudinal axis. A ring shroud coaxially surrounds the longitudinal axis and is spaced radially from the hub. The ring shroud includes an inner ring surface and a radially spaced, oppo...
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WO/2017/049135A1 |
In an embodiment, a ducted fan propulsion system comprises an outer cowling, adapted to form a duct. The duct houses one or more fan blades rotating about a central axis. One or more motors are in communication with the fan blades and in...
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WO/2017/031945A1 |
Provided is a multi-shaft manned aircraft, comprising a machine frame (1), and a powered apparatus (4), transmission apparatus (42), rotor apparatuses (2), variable-pitch apparatus, seat (5), and control apparatus (6) mounted on the mach...
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WO/2017/028501A1 |
A propeller connection structure and an unmanned aerial vehicle. The connection structure comprises a motor rotor shell (1) and a propeller (2). The motor rotor shell (1) is provided with a connection part (11) for connecting the propell...
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WO/2017/013059A1 |
The invention relates to a propeller drive (20') which is, in particular, an aircraft drive and comprises a propeller machine (100) as well as an electric drive (30, 50) that is connected without a converter to said propeller machine (10...
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WO/2017/013077A1 |
The invention relates to a drive device for an aircraft, comprising a shaft turbine coupled to an impeller by means of a shaft. The impeller comprises a suction side and a thrust side. The shaft turbine is arranged in the region of the s...
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WO/2017/008107A1 |
A safety rotor system for an aircraft including a flight rotor that is rotationally driven by a drive, the system including: a safety rotor that is rotationally driven during rotation of the flight rotor, the safety rotor including one o...
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WO/2017/005997A2 |
The invention relates to a reduction gear (11) having an epicyclic gear train for a turbine engine (1), in particular of an aircraft, comprising: a planetary shaft (15) having an axis of rotation A; a ring gear (19) having an axis A exte...
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WO/2016/207522A1 |
The invention relates to a device for controlling a propeller, having variable-pitch blades, of a turboprop engine, including a first hydromechanical device (10) for controlling the pitch of the blades of the propeller and a second hydro...
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WO/2016/201556A1 |
This invention relates to propulsion systems. The Centrifugal Propeller is a dosed propulsion system with no external moving parts, other than a drive shaft, and has no external vents. The Centrifugal Propeller creates thrust by redirect...
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WO/2016/199995A1 |
The present invention provides a propeller unit deployment-type unmanned aerial vehicle comprising: a body unit; a plurality of propeller units having propellers installed thereon, respectively; a locking unit for locking the propeller u...
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WO/2016/196078A1 |
A propeller (10, 20) which can be folded and stowed in compact form and then deployed for powered flight is disclosed. The deployable propeller has two or more blades (22), and each blade is composed of multiple segments (26a-26d) which ...
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WO/2016/190753A1 |
A shroud for an aircraft having a noise reducing material on or in an inner surface of the shroud adjacent to one or more tips of the propeller. The noise reducing material is preferably an electrospun nanomaterial, particularly a ridged...
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WO/2016/188833A1 |
The invention relates to a drive unit (20) for an aircraft (10), having at least one electric motor and a propeller (14) driven by the electric motor , the electric motor being an electric motor (22) in the form of a double-coil actuator...
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WO/2016/188836A1 |
The invention relates to a fixed-wing aircraft (10) having a fuselage section (12) and a first and second wing section (14, 16) on both sides of the fuselage section (12), at least one drive unit (24) being mounted below and/or above the...
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WO/2016/181051A1 |
The invention relates to a device for controlling the orientation of the fan blades of an unducted fan turbomachine, comprising at least one set of adjustable pitch fan blades (26), said set rotating as one with a rotary ring (20) centre...
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WO/2016/174335A1 |
The invention relates to an unducted-fan aircraft engine comprising a generally cylindrical nacelle through which a primary jet flows, said nacelle bearing a fan rotor comprising variable-pitch vanes (33) located radially outside the nac...
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WO/2016/174544A1 |
An acoustic abatement apparatus for an aircraft includes a layer of material disposed exterior to a fuselage of the aircraft, where the layer of material connects to the fuselage to establish a gap between the layer of material and the f...
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WO/2016/154687A2 |
The invention relates to devices for measuring the angles of inclination of surfaces of movable and immovable objects and can be used in devices for measuring angles of inclination, in vehicles, aeroplanes and boats, as an auxiliary devi...
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WO/2016/154556A1 |
A flight controller system includes an electronic speed control throttle input from which an anticipated electrical power demand is determined. The flight controller system includes a controller that determines a throttle input for a gen...
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WO/2016/138173A1 |
Methods of manufacturing and operating a solar powered aircraft having segmented wings that can be reconfigured during flight to optimize collection of solar energy are described. The aircraft have rigid construction that is resistant to...
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WO/2016/138139A1 |
A solar powered aircraft having segmented wings that can be reconfigured during flight to optimize collection of solar energy are described. The aircraft have rigid construction that is resistant to inclement weather and is configured to...
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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...
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WO/2016/134366A1 |
A propeller (70) for an aircraft (20) having a fuselage (22) and a pair of fixed wings (50a, 50b) includes a mounting member (76) secured to at least one wing. At least one blade (72) is rotatably connected to each mounting member (76) a...
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WO/2016/099325A9 |
Proposed are original airfoils that significantly enhance the aerodynamic qualities of screw propellers. The advantage of air and water vehicle propellers manufactured on the basis of the proposed airfoils with a sharp leading edge is th...
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WO/2016/120145A1 |
The present invention generally relates to a turbine unit for a hydraulic installation, and more in particular it deals with the hub of the turbine unit. The present invention proposes to provide means for adjusting a gap extent formed b...
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WO/2016/120561A1 |
The invention relates to a turboprop (TP) comprising a propeller (2) comprising a blade extending in a direction (α), and which comprises a root (35), a leading edge (31), a trailing edge (32), and a wing tip (36), and an inner air stre...
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WO/2016/118230A1 |
A flying wing vertical take-off and landing (VTOL) aircraft is provided and includes an empennageless-fuselage from which foldable wings extend outwardly, an empennageless-nacelle supported on each of the wings and a rigid rotor propelle...
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WO/2016/110364A1 |
The invention relates to design and production methods for a rotor which is both a turbine and a propeller having blades that are hollow along the entire length thereof and which lead into peripheral circular chambers that operate as an ...
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WO/2016/112124A2 |
An unmanned aerial vehicle (UAV) includes a body that supports breakaway components. One component is a battery pack which powers the vehicle. Two other components are pod assemblies, which each include at least one motor and one propell...
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WO/2016/101954A1 |
The present invention concerns a propelling unit for propelling a vessel through water, said propelling unit comprising: a rotor comprising a plurality, preferably two or more, foldable hydrodynamic blades, said rotor being mounted on a ...
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WO/2016/097635A1 |
The invention relates to a turbomachine (1) comprising at least two unducted propellers (10, 11), one of which is an upstream propeller (10) and one a downstream propeller (11), the upstream propeller (10) comprising a plurality of blade...
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WO/2016/090405A1 |
A method of forming a fibre metal composite component. The method includes the steps of forming a substantially elongate metal skin (22) with a hollow interior of a first volume and open opposed first (22a) and second ends (22b). The sec...
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WO/2016/089882A1 |
A reconfigurable unmanned aircraft system is disclosed. A system and method for configuring a reconfigurable unmanned aircraft and system and method for operation and management of a reconfigurable unmanned aircraft in an airspace are al...
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WO/2016/089569A1 |
A propeller includes a hub coaxially surrounding a longitudinal axis. A ring shroud coaxially surrounds the longitudinal axis and is spaced radially from the hub. At least one propeller blade is fixedly attached to both the hub and ring ...
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WO/2016/074133A1 |
A driving device (10) is used for being connected to a propeller (20). The driving device (10) comprises a main body (12) and a driving shaft (15) that is arranged in the main body and capable of rotating relative to the main body. The d...
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WO/2016/072587A1 |
There is disclosed a drone including a main body comprising a motor, a shaft inserted in the main body vertically, a wing unit rotatable on the shaft by a power generated from the motor, the wing unit comprising a propeller unfolded hori...
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WO/2016/070334A1 |
A locking mechanism, a propeller (100) and an aircraft both having same are provided. The propeller (100) comprises a blade (20) and the locking mechanism, and the locking mechanism is used for locking the blade (20) and a driving shaft ...
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