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WO/2021/084105A1 |
Provides is an Electric Ducted Fan composed of a Duct (1) within which are mounted: a Stator Hub (3), axially positioned within said Duct (1), onto which are fixed 3 or more Stator Blades (5) which connect said Stator Hub (3) to said Duc...
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WO/2021/085588A1 |
A propeller (1) is equipped with: a hub (11); a blade (12) formed so as to extend outward from the hub (11); a curved section (13) which includes a flexible member for connecting the hub (11) and the blade (12); and a cord (15) which is ...
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WO/2021/079687A1 |
Provided is a disc-type vertical take-off and landing aircraft that can be made to rise precisely even when heavy. The disc-type vertical take-off and landing aircraft 1 is provided with: a skirt 2 having a structure that spreads downw...
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WO/2021/074554A1 |
Assembly for a turbomachine blade, comprising: a fastener (9) defining a pocket (10) for receiving a blade root (11), and comprising two flanks defining between them a passage leading into the pocket (10) and forming stops preventing the...
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WO/2021/074514A1 |
The invention relates to a propulsion system (1, 1') for an aircraft, in particular a vertical take-off and landing (VTOL) aircraft, comprising a rotor (2) and a nacelle fairing (3) that extends around said rotor in relation to an axis (...
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WO/2021/073956A1 |
The invention relates to a vehicle (1) comprising: - a fairing (2); - at least one propeller, characterized in that the fairing (2) defines a fluid chamber having a main opening that opens onto a lower face (22) of the fairing (2) so as ...
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WO/2021/071469A1 |
A tension airfoil assembly (800) includes an outer rim (802) located concentrically with a hub (803) supported by a plurality of spokes (807), each spoke (807) extending there between. A series of airfoils (810), each airfoil (810) havin...
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WO/2021/072070A1 |
A short takeoff and landing (STOL) vehicle which comprises a tail having a surface and a fuselage having a surface, where the tail and the fuselage have a continuity of surfaces where the surface of the tail is directly coupled to the su...
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WO/2021/064333A1 |
The invention describes a system for controlling the cyclic setting of blades (1) of a turbine engine propeller, the blades (1) being arranged in a plane normal to the axis of rotation (r) of the propeller, the system comprising: - a pla...
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WO/2021/050952A1 |
This present disclosure relates generally to propulsion systems and, more particularly, to adaptive ducted fan propulsion systems for use with aircraft such as unmanned aerial vehicles. Embodiments of ADF systems in accordance with the p...
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WO/2021/044107A1 |
The present invention concerns a turbomachine hub, intended to be mounted so as to be able to rotate about a longitudinal axis (X) of the turbomachine, the hub comprising a main body (1) arranged around the longitudinal axis (X), an oute...
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WO/2021/043330A1 |
Provided are a propeller and an aircraft comprising the propeller. The propeller comprises a propeller hub (1) and blades (2). At the positions of the blades (2) 20% away from the center of the propeller hub (1), a first chord length is ...
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WO/2021/035631A1 |
A quick release member (330), a propeller assembly (300), and a multi-rotor unmanned aerial vehicle. The quick release member is used to detachably mount a propeller (310) on a driving mechanism (320). The quick release member comprises ...
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WO/2021/033171A1 |
The present invention concerns a new rotor design comprising 1) at least one rectangular piece (6) having i) a length (L) between 2 and 8 times its width (W);ii) an opening (7) at its center; iii) a central or hub portion (8) surrounding...
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WO/2021/025704A1 |
An aircraft includes a canard having a trailing edge, a forward swept and fixed wing having a horizontal plane and a trailing edge, and a plurality of tilt rotors. At least one of the plurality of tilt rotors is attached to the trailing ...
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WO/2021/017004A1 |
Provided are a locking structure (100), a propeller (200), a power device (300), a power assembly, and an unmanned aerial vehicle (1000). The locking structure (100) comprises a mounting base (10) and a locking assembly (20). The locking...
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WO/2021/016881A1 |
Disclosed is a power assembly (100). The power assembly (100) comprises a driving device (10), a propeller (20), and an elastic member (60). The driving device (10) comprises a rotating shaft (14). The propeller (20) comprises propeller ...
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WO/2021/009468A1 |
The invention relates to a module of a turbomachine of longitudinal axis X, the module comprising: • - a rotary casing (31) that rotates about the longitudinal axis and bears a propeller (2; 20, 21, 22) which is provided with a plurali...
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WO/2021/011097A1 |
Aspects of the technology relate to propulsion systems for high altitude, long duration balloons, such as balloons that operate in the stratosphere for weeks, months or longer. A propeller assembly is used to provide lateral directional ...
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WO/2021/009460A1 |
The invention relates to a turbomachine module (1), comprising: - a rotating housing (7-8) supporting a propeller provided with a plurality of blades (5), - a system for varying the pitch of the propeller blades (5), the system comprisin...
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WO/2021/004677A1 |
Aircraft with vertical takeoff and landing capability and casing bodies The invention relates to an aircraft (1) with vertical takeoff and landing capability, comprising a fuselage (2) with a longitudinal axis (L) and with multiple casin...
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WO/2021/005312A1 |
The present invention relates to a blower vane (1) of a turbomachine, comprising a structure made of composite material which comprises a fibrous reinforcement (11) and a matrix in which the fibrous reinforcement (11) is embedded. The va...
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WO/2021/005288A1 |
Disclosed is an aircraft comprising a primary propeller (100) rotated by a motor (200), the motor having a first assembly (210) and a second assembly (220) rotatable relative to one another about an axis of rotation (300), the primary pr...
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WO/2020/261102A1 |
An aircraft, in particular a drone or an aircraft for personal air mobility, comprises at least one horizontal planar structure (2), wherein four ducted propeller rotors (3) with vertical axis are incorporated, which are substantially co...
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WO/2020/260581A1 |
An aircraft is disclosed, having wings (2) which extend outward from the longitudinal axis and in each of which at least two rotors (3) for generating lift are provided, wherein the rotors (3) are connected to at least one flywheel in or...
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WO/2020/254894A1 |
An anti-torque rotor (4) is described for a helicopter (1), comprising: a mast (6) rotatable about a first axis (A); a plurality of blades (8) hinged on the mast (6), extending along respective second axes (B) transversal to said first a...
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WO/2020/249888A1 |
The present invention concerns an inlet cone (10) for an aircraft turbine engine (1), comprising a frustoconical body (12) and a tip (11) made from elastically deformable material attached to an end (12p) of smaller diameter of the body ...
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WO/2020/244625A1 |
An edge drive type fan, a double-state switching mechanism and wing, and a vertical takeoff and landing aircraft, relating to the field of aviation. The edge drive type fan comprises a housing (10); the interior of the housing is provide...
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WO/2020/245363A1 |
The invention relates to an aircraft, in particular an aircraft with support surfaces (11, 12), comprising: - a hull (10) for receiving at least one pilot and/or a payload, in particular air freight and/or at least one passenger; - a fir...
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WO/2020/245366A1 |
The invention relates to an aircraft comprising: - a hull (10) for receiving at least one pilot and/or a payload, in particular air freight and/or at least one passenger; - at least one front support surface (11) and at least one rear su...
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WO/2020/245388A1 |
The invention relates to an aircraft (1), in particular an aircraft with support surfaces (11, 12), comprising a hull (10) for receiving at least one pilot and/or a payload, in particular air freight and/or at least one passenger, and at...
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WO/2020/245390A1 |
The invention relates to an aircraft and to a method for operating an aircraft (1), in particular an aircraft with support surfaces (11, 12), comprising a hull (10) for receiving at least one pilot and/or a payload, in particular air fre...
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WO/2020/245379A1 |
The invention relates to an aircraft (1) and to a method for operating an aircraft (1), in particular an aircraft with support surfaces (11, 12), a hull (10) for receiving at least one pilot and/or a payload, in particular air freight an...
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WO/2020/237082A1 |
A vertical take-off and landing aircraft which uses fixed rotors for both VTOL and forward flight operations. The rotors form a synthetic wing and are positioned to achieve a high span efficiency. The rotors are positioned to even out th...
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WO/2020/229745A1 |
Turbomachine (1) comprising a cone (40) positioned at an upstream end and secured to rotate as one with the low-pressure shaft (20), a system for deicing said cone (40) comprising resistive heating elements (52) positioned in the cone (4...
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WO/2020/226708A2 |
An aircraft includes a fuselage and at least one primary wing having an upper surface, at least one recess in the upper surface and at least one conduit in fluid communication with the at least one recess. At least one ejector is dispose...
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WO/2020/222634A1 |
The present invention describes a rotary wing that provides lift to an aircraft and that is propelled by autorotation. It is a naturally stable rotary wing, since it does not generate torque, and is very safe because it uses autorotation...
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WO/2020/219900A1 |
A rotor blade pitch control system (15) comprising a rotor blade (19a, 19b, 19c, 19d) rotatable about both a central axis (20) and a pitch axis (24a, 24b, 24c, 24d), a pitch drive rotor (32a, 32b, 32c, 32d) rotatable about the central ax...
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WO/2020/219278A1 |
A multi-rotor aircraft includes a fuselage, a propulsion engine coupled to the fuselage that generates thrust to propel the aircraft along a first vector during forward flight, and rotors coupled to the fuselage, each rotor comprising bl...
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WO/2020/219415A1 |
A counter-rotating (CR) axial electric motor assembly is presented, with two oppositely rotating drive members, that is utilized to power any device that has traditionally employed an electric motor to supply rotational power.
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WO/2020/207862A1 |
The invention concerns an aircraft propulsion unit (30) comprising at least one first propeller (32) provided with a plurality of radial blades (34) extending about an axis (A) of rotation of the first propeller (32) which is rotated by ...
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WO/2020/201425A1 |
The invention relates to a rotor assembly for a rotary wing aircraft, which rotor assembly comprises: a rotor hub (10), which can be rotated about a rotor axis (12); and a number of rotor blade retainers (20), which comprise outside open...
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WO/2020/193919A1 |
Method for controlling a first, a second and a third variable of a turbomachine as a function of a first, a second and a third turbomachine control quantity, each of which can become saturated as a function of the turbomachine operating ...
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WO/2020/184934A1 |
A vertical take-off and landing aircraft using a hybrid electric propulsion system, according to an embodiment of the present invention, includes: a first control step (S1) of changing a destination when an engine (10), a power generator...
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WO/2020/180173A1 |
A flying vehicle (1) comprises: - a body (10) having a tail section (20); - a main rotor (100) having a rotation axis on top of the body; - a central thrust unit (200) arranged along the longitudinal axis of the vehicle, at a distance fr...
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WO/2020/169896A1 |
The invention relates to a blade pivot (2) of adjustable orientation for a turbomachine fan hub, comprising a block (4) having retaining means (10) configured to retain a fan blade root (12) and coupling means (16) for the transmission o...
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WO/2020/169497A1 |
The invention relates to an electric propulsion unit (P) for an aircraft comprising at least one first propulsion member (1), a second propulsion member (2) and a single electric motor (6) configured to drive the first propulsion member ...
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WO/2020/172689A1 |
A mechanism is provided to modulate a pitch of blades of a fan, turbine or propeller driven by a rotating shaft bearing a helical thread onto which a nut ("axial modulator") made of a ferromagnetic material is threadedly mated; this nut ...
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WO/2020/165264A1 |
The invention relates to a wheel propeller arrangement (1, 16) for powering vehicles (2) in driving, flying, floating or diving mode, comprising a wheel propeller (1) and a chassis (16), which wheel propeller (1) has an axis of rotation ...
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WO/2020/151379A1 |
An unmanned aerial vehicle rotor (5) surface microstructure drag-reducing film (1), the unmanned aerial vehicle rotor (5) surface microstructure drag-reducing film (1) comprising a separation layer (11) and a microstructure layer (12) di...
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