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WO/2024/074179A1 |
Disclosed is a fin (2, 2A, 2B) for a propulsion unit (4). The fin (2, 2A, 2B) extends from a proximal end (6) to a distal end (8) along a fin axis. The fin (2, 2A, 2B) comprises a profiled surface with a leading edge (10) and a trailing ...
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WO/2024/068140A1 |
A marine controllable-pitch propeller (1) to be mounted on a drive shaft (d), the marine controllable-pitch propeller (1) comprising a propeller blade (10) comprising an offset pitch interface (11), a pitch adjusting member (20) that is ...
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WO/2024/068011A1 |
A propeller system (3) for a boat (1), comprising a shaft assembly (30), coaxial with a propeller axis (X30); a primary propeller (40), comprising primary blades (41) carried by the shaft assembly (30), each primary blade (41) being rota...
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WO/2024/069776A1 |
This cable routing system supports a cable (203) for connecting, underwater, an underwater mobile body (70) and an onshore control device (80) for controlling the underwater mobile body (70) and adjusts the length of the cable (203) so t...
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WO/2024/057848A1 |
Provided is a method for monitoring a ship, the method making it possible to constantly, or for an extended period, monitor the state of blades at low cost during navigation of a ship, and to determine, in real time, the cause of any red...
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WO/2024/042295A1 |
The invention relates to a wave-powered propulsion system (100) comprising a flap and configured to be installed at the stern of a boat, the wave-powered propulsion system enabling placement of the flap in a working configuration, in whi...
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WO/2024/029623A1 |
Provided is a vehicle wheel with which it is possible to obtain a large propulsive force. The vehicle wheel comprises: a wheel portion to be mounted to a hub provided at the end of a drive axle for a drive wheel of the vehicle body; a wh...
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WO/2024/031004A1 |
Propulsion devices that provide increased propeller efficiency when operating outside of an optimal advance ratio are described. In one example, a propulsion device includes a hub having a curved surface extending around and along a rota...
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WO/2024/025376A1 |
The present invention relates to a ship structure comprising: a hull of a ship; and an attachment structure provided to be attached to a stern of the hull, wherein the attachment structure may include a through-hole provided to allow a f...
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WO/2024/021315A1 |
A bionic robotic fish, which comprises a fish head (1), a fish body (2) and a tail fin (3) which are connected in sequence, and further comprises: a first driving mechanism (4) arranged in the fish head; a pull wire (5), the pull wire (5...
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WO/2024/018180A1 |
There is provided a magnetically coupled modular system (20) adapted to propel through an environment via body caudal fin (BCF) motion. The system (20) comprises a plurality of modules (22) coupleable together to maintain synchronous mot...
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WO/2024/008982A1 |
The invention relates to a medium-high speed seaplane that uses a system that allows it to travel on land, on water and in the air. The seaplane is formed by one or more parallel hulls or half hulls (1) comprising on the underside thereo...
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WO/2024/008511A1 |
The invention relates to a device for generating a fluid flow (100) arranged to move a fluid in a direction of movement (D), characterised in that it comprises: - a frame (1); - at least one membrane (11, 41a, 41b, 51, 61, 71, 81a, 81b, ...
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WO/2023/243789A1 |
The present invention has a plurality of discharge and suction holes formed in propeller blades so as to reduce tip vortex cavitation that occurs around the propeller blades when the propeller for propulsion that generates propulsive for...
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WO/2023/240895A1 |
An intelligent bionic robotic fish and a control method therefor. The intelligent bionic robotic fish comprises a fish body part and a tail fin part (1) connected thereto, the tail fin part (1) being provided with a plurality of air cham...
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WO/2023/229475A1 |
A hydrofoil vehicle comprises a frame and at least one foil. The vehicle comprises a moveable control surface configured to control a pitch of the vehicle, in use. A locking mechanism is provided for restricting movement of the control s...
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WO/2023/194666A1 |
The invention relates to a device for generating a fluid flow (100) extending in a longitudinal direction (L), comprising: - a frame, - at least one membrane arranged to cause a fluid to move, - at least one actuator that causes the at l...
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WO/2023/191621A1 |
The invention relates to a rim driven thruster, comprising: - a stator body; - an annular rotor body that is positioned in the stator and that comprises radially inwardly projecting blades; - at least one axial bearing adjacent to the ro...
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WO/2023/184150A1 |
Provided in the embodiments of the present disclosure is an aircraft. The aircraft comprises a frame and a driving device, wherein a wing fixed supporting rod, a wing rotary supporting rod, and a wingtip supporting rod are arranged on th...
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WO/2023/180889A1 |
Propeller (1) with folding blades for the propulsion of a mobile vehicle (2) inside a fluid, the propeller (2) comprising a movement mechanism (3) rotatable around a central rotation axis (4) of the propeller (1); and a plurality of blad...
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WO/2023/154490A2 |
Portable, low cost, high speed surface and subsurface vehicles for aquatic data collection, payload delivery, or water quality monitoring. The vehicles can be deployed in pods enable rapid large scale data collection across a wide area. ...
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WO/2023/149844A1 |
A propeller blade comprises:a blade profile having a leading edge and a trailing edge; wherein the blade profile is projected onto part of a surface geometry defined by the projection of surface lines from an origin to a three-dimensiona...
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WO/2023/134401A1 |
An intelligent bionic robotic fish based on cooperative movement of the head and multiple fish fins, comprising a fish body (1) having a frame, a controller (2), an inertial sensor (3) electrically connected to the controller (2), a fish...
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WO/2023/132571A1 |
A deformable variable helical cylinder of the present invention is fundamentally based on a helix in a space. A helix starts at a point in a space and rotates around a central axis to draw a trajectory, and has a similar shape to a commo...
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WO/2023/130151A2 |
A towboat hull configured to shape a desired wake shape by creating an adjustable dual side surf wake as the vessel travels through water. Controlled shaping of the wake is achieved by a secondary thrust flow redirector unit that has flo...
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WO/2023/113651A1 |
The invention relates to nautical and aeronautical design, and more particularly to flow propellers for use in water or air, and can also be used as a generator for converting water and air flows into electrical energy. A flow propeller ...
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WO/2023/111217A1 |
A propulsion device (2) for the propulsion of a marine vessel, the propulsion device (2) comprising a rotatable portion (211, 212, 204) supported by a bearing arrangement comprising a liquid-lubricated bearing (231, 232), - wherein the r...
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WO/2023/104129A1 |
Disclosed in the present invention are a flow guide apparatus and a diving device. The flow guide apparatus is used for the diving device. The diving device comprises a thruster body and a ducted propeller; the flow guide apparatus is pr...
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WO/2023/102775A1 |
Embodiments of the present disclosure provide an underwater vehicle, comprising an elongated body portion, two undulating fin portions, and two driving portions. The two undulating fin portions are symmetrically arranged on two sides of ...
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WO/2023/099117A1 |
The invention relates to a device comprising an asymmetrical wing profile (2) and an adjusting device (15), which asymmetrical wing profile (2) has a profile thickness (q) and a profile chord (p) extending between a wing leading edge (n)...
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WO/2023/097770A1 |
The present application provides a bionic fishtail and a bionic robot fish. The bionic robot fish comprises a head, a fish body and a bionic fishtail, wherein the head is arranged at a head end of the fish body; the bionic fishtail is ar...
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WO/2023/093970A1 |
An arrangement is described comprising a pressurised gas system (30) and a cyclorotor (1) located within an annular structure (20). The cyclorotor (1) can be a propulsor for a marine vessel and includes a rotary housing (2) spaced apart ...
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WO/2023/091123A1 |
A novel gas propulsion device comprises one or more high-frequency linear actuators (such as a voice coil linear actuator or a piezoelectric linear actuator) attached to one or more gas propulsion elements having a concave internal surfa...
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WO/2023/084244A1 |
The present disclosure relates to an outboard for a watercraft. The outboard has a body comprising a motor housing portion for housing an electric motor and a controller, and a closed cooling loop for cooling fluid to cool the electric m...
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WO/2023/070690A1 |
Provided in the present invention are a biomimetic-whale hovering aircraft and a control method therefor. The aircraft comprises a fuselage, a tail, wings, lateral auxiliary power mechanisms, and a lower auxiliary power mechanism, wherei...
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WO/2023/061605A1 |
A propulsor (1) for a marine vessel is described. The propulsor includes a plurality of blades (4) extending from a rotary housing (2). The blades (4a) are distributed around a blade pitch circle diameter (D1) of the rotary housing. A mo...
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WO/2023/064571A1 |
A marine propulsion apparatus includes a first drive shaft, a lifting plate fixed relative to the first drive shaft, a midsection top collar. The apparatus includes a lower unit attached to the midsection top collar, the lower unit havin...
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WO/2023/061606A1 |
A cyclorotor (1) is described that can be used as a propulsor for a marine vessel. The cyclorotor (1) includes a rotary housing (2) comprising a main body (18) and a plurality of blade modules (16a, 16b,..., 16f) arranged circumferential...
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WO/2023/056406A1 |
The paddle of the present invention includes a shaft with a blade on one end and a handle on the opposite end of the shaft. A second blade is attached on the end of the shaft with the handle such that the handle is still accessible so th...
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WO/2023/047383A1 |
The invention relates to a fluid rotor comprising a rotating rotor structure mounted on a base (1) and supporting directable blades which are capable of oscillating relative to the rotation of the rotating structure, and an assembly for ...
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WO/2023/046918A1 |
The invention relates to a flow-guiding system (10) for a ship propulsion system, the flow-guiding system comprising a flow-guiding device (1) and a propeller (2), the flow-guiding device (1) being positioned upstream of the propeller (2...
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WO/2023/039726A1 |
A driving wheel for a vehicle, and the vehicle. The driving wheel comprises a support unit (1), a deformation unit (2), and a wheel face unit (3). The support unit (1) is connected to the wheel face unit (3) by means of the deformation u...
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WO/2023/041421A1 |
The invention relates to a control method of a submarine for preventing cavitation. The submarine has a navigation device (10), a data processing device (20), a drive device (30), and at least one first hydrophone, wherein a primary cont...
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WO/2023/034027A1 |
Flow control system systems and techniques are described. A flow control system, such as a thruster, includes an annular rotor within an annular housing. The annular rotor rotates about a central axis relative to the annular housing. The...
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WO/2023/016901A1 |
The invention relates to an apparatus (11, 12) which is designed as a rotary-wing vehicle (11) or as a rotary-wing turbine (12). The apparatus (11, 12) has a rotor module (2) comprising a motor generator (13), rotor blades (1), and a rot...
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WO/2023/000077A1 |
Marine vessel flow modifying device (24) positioned upstream of a propeller of the vessel including a flow modifying portion (26) spaced outwardly of an outer surface of a hull (2) of the vessel and having a leading edge (40) defining a ...
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WO/2023/283590A1 |
A propulsor is described in which rotation of the frustum of a right circular cylinder generates thrust. Variants of this basic geometrical shape are also described that enable multiple means for propelling fluid past the propulsor.
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WO/2023/275516A1 |
According to the present disclosure there is provided a duct arrangement for influencing fluid flow, the duct arrangement comprising: a duct section arranged to receive a fluid flow therethrough, the duct section defining a first directi...
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WO/2023/273547A1 |
The present application relates to the technical field of ships, and provides a propeller power device and a ship. The propeller power device comprises a housing, a front end protection structure, a first propeller assembly, a second pro...
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WO/2023/275481A1 |
The invention relates to an electromagnetic machine (1) comprising: - a frame; - a stator arranged to create a magnetic field, comprising at least two stator elements (31a, 31b, 32a, 32b, 33a, 33b, 34a, 34b, 35a, 35b, 36a, 36b) facing on...
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