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WO/2021/225449A1 |
Ducted propeller (10) for a vessel, said ducted propeller (10) comprises a propeller nozzle (24) with an internal, rotating propeller (12) for propulsion of the vessel, characterised in that the ducted propeller (10) comprises a horizont...
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WO/2021/208775A1 |
Disclosed is a double-deflection circumferential driver, comprising an input shaft (1), a single-path commutator, a double-path deflector, a hybrid planetary row, a steering support, and an output shaft (15), wherein the input shaft (1) ...
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WO/2021/206546A1 |
Watercraft comprising a positioning system comprising a controller and at least two stationary mounted propulsion units that are stationary with respect to the watercraft for generating a forward and backward thrust with respect to the r...
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WO/2021/190920A1 |
The invention relates to a watercraft (10) comprising a redundant drive system, wherein the drive devices (20, 30, 40, 50) of the drive system are arranged in an optimized manner.
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WO/2021/177803A1 |
The present invention relates to a magnetic gear and, more specifically, to a rotor for a magnetic gear, a manufacturing method therefor, a magnetic gear comprising same, and a propulsion module comprising same. The present invention pro...
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WO/2021/174315A1 |
The invention relates to a gyrostabiliser assembly (1) for a marine vessel comprising: a housing (2) defining a chamber (3) for supporting at least a partial vacuum; a flywheel (4) mounted within the chamber (3) for rotation about a spin...
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WO/2021/170493A1 |
A vessel (1) comprises a hull (2) including a bow (3) and a stern (4) and has a length-to-beam ratio which is smaller than 10:1, preferably smaller than 5:1. The hull (2) has a vertical centre plane (CP) extending in a direction from the...
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WO/2021/139578A1 |
An underwater vehicle and a control method thereof. The underwater vehicle comprises a cabin part (1), an overall support part (2), and a propeller part. The cabin part (1) and the propeller part are fixed to the overall support part (2)...
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WO/2021/131196A1 |
This motor integrated type fluid machine for taking in a fluid from an inlet port and blowing out the taken-in fluid from a blowout port, is provided with: a shaft part that is provided at the center of a rotary axis; a rotation part tha...
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WO/2021/108714A1 |
A bidirectional thrust assembly comprises a motor, a selective power transfer mechanism, and a plurality of fans; wherein a change in direction of rotation of the motor causes the selective power transfer mechanism to change a torque tra...
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WO/2021/099478A1 |
A vibration dampening device for interconnecting an electric propulsion device for a vessel and a hull portion of the vessel has been disclosed. A substantially cylindrical tube protrudes vertically down from the underside of the hull po...
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WO/2021/093052A1 |
Disclosed is a modular water sports device. The modular water sports device comprises a surfboard module, the surfboard module comprising a board body; a driving module, the driving module comprising an electric motor and a propeller con...
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WO/2021/088508A1 |
A flow guide hood end cover (1000) for an underwater application. The flow guide hood end cover comprises: meridional structures (111, 112); and zonal structures (121, 122, 123, 124, 125, 126), intersecting with the meridional structures...
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WO/2021/090044A1 |
Invention relates to the paddle-wheel propelling mechanisms, especially to the steerable and retractable paddle-wheel mechanisms for propelling boats. The paddle-wheel propulsion and steering mechanism comprises a frame structure for sec...
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WO/2021/081048A1 |
A propulsion system for a marine vessel in a body of water includes an water intake formed in the hull, a impeller disc rotatable about a vertical axis for raising water and increasing the momentum of water in a plenum chamber, and a plu...
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WO/2021/077169A1 |
A grounding skeg for a landing craft configured for stem landing onto, and setting off from, a ground surface, the grounding skeg including: an elongate grounding body having a fore end and an aft end; and a removable pulling propeller f...
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WO/2021/073757A1 |
The invention relates to an anti-fouling arrangement in a marine vessel (100) with a marine propulsion system, the propulsion system comprising at least one driveline housing (101; 201), a torque transmitting drive shaft (106; 232, 233) ...
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WO/2021/073759A1 |
The invention relates to a propeller arrangement in a cathodic protection system for a marine vessel (100) with a marine propulsion system, which cathodic protection system comprises a direct current power source (110; 210) with a positi...
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WO/2021/059665A1 |
Provided is a motor-integrated fluid machine having an integrally provided motor, the motor-integrated fluid machine comprising: a rotating part that rotates about a rotary axis; an outer circumferential part provided to the outer circum...
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WO/2021/059105A1 |
The apparatus according to the present invention comprises an oleodynamic kinematic mechanism 1 consisting of an attachment plate 2 removably connected to the transom of a vessel N, provided with oleodynamic connection means 200, and an ...
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WO/2021/056676A1 |
A self-made hull structure. A hull is defined by flow guiding dashers (1) on the two sides, a bottom flat plate (2), a front inclined plate (3), and a rear inclined plate (4), retractable second flow guiding dashers (7) are provided on t...
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WO/2021/056672A1 |
A hull propulsion mechanism multidirectional adjustment auxiliary structure, comprising transverse slide rails (1), sliding blocks (2), and vertical slide rails (3). Ribs at transverse groove openings on one side of the sliding blocks (2...
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WO/2021/058460A1 |
A rudder angle (4) of the propeller gondola (3) on a gondola drive system (1) for a floating apparatus (2), which has a propeller gondola (3), wherein the propeller gondola (3) is rotatable, is restricted depending on a speed of the floa...
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WO/2021/056673A1 |
A connection structure for a side thruster for a ship, comprising a hull (1) and a side thruster device. The side thruster device comprises a propeller (4), a propeller central shaft (5) and a hydraulic device (2). An inner concave struc...
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WO/2021/018090A1 |
The present invention relates to an electric fin and a water transport instrument, wherein the electric fin comprises a housing which extends along a first direction and is provided with a water inlet cavity; a propeller and a flow guide...
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WO/2021/018091A1 |
The present invention relates to an electric fin and a watercraft. The electric fin comprises a shell extending in a first direction and provided with a water inlet cavity; and a driving member and a propeller arranged in sequence in the...
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WO/2021/014919A1 |
A stern fin (7) is provided to a skeg (3) of a twin-skeg vessel and protrudes downward from the skeg (3). The cross-sectional shape of the stern fin (7) along the surface of the skeg (3) is a blade shape, and the stern fin (7) has a bow-...
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WO/2021/010932A1 |
The group of inventions relates to watercraft and equipment for same. The claimed method comprises directly transferring thrust from a propeller (1) to a hull (4) of a watercraft via a stern bracket (2), on which the propeller (1) is mou...
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WO/2021/006223A1 |
This propulsion system (2) is provided with at least a first propeller (10a) and a second propeller (10b). The propulsion system (2) is provided with: a first engine (3a) provided so as to be capable of directly driving the first propell...
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WO/2020/242146A1 |
The present invention relates to an electromotive surfboard and, in particular, to an apparatus which can propel a surfboard to float the surfboard above the water surface and can selectively couple or separate the surfboard to/from a pr...
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WO/2020/227046A1 |
A steering mechanism for a container carrier ship hull including a bow, a stern, and a container bay therebetween. The bow is provided with a set of depending lateral thruster pods, the set including a first pod disposed along a longitud...
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WO/2020/215926A1 |
A drag-reducing boat, comprising a boat body (1), a flow guide tube (2) and a propeller (3), the boat body (1) comprising a submerged hull (11) located below a waterline, the submerged hull (11) being surroundingly formed from two opposi...
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WO/2020/211595A1 |
An underwater robot, and a control method and apparatus for same. The underwater robot comprises a robot body (1) and at least three groups of propeller arrays (2) provided at the side surface of the robot body (1). Two propeller compone...
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WO/2020/186910A1 |
Disclosed is a new in-situ quick steering system for a ship. The system comprises a ship body (1) and a steering structure. A front overturn structure is arranged at a position corresponding to the bow, and a rear overturn structure is a...
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WO/2020/169390A1 |
In the context of anti-biofouling, a system (1) is provided that is designed to realize an anti-biofouling effect on a marine object such as a drive unit (100) for use with a vessel (200), the system (1) including at least one light sour...
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WO/2020/164043A1 |
A fully immersed underwater propeller (100) and an electric floating plate. The fully immersed underwater propeller (100) comprises a propeller housing (10), propeller blades (20), a driving motor (30), a motor shaft (40) and a fairing (...
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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/2020/158361A1 |
This motor-integrated fan has a suction port and a blowing port, and is provided with: a rotating part rotatably supported on a shaft part; and a motor that rotates the rotating part. The motor is a peripheral drive motor that rotates th...
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WO/2020/147967A1 |
A device and a method for controlling an electrical steering system in a marine vessel comprising at least one steerable propulsion unit, the electrical steering system comprising a main steering system (220; 220.1) that comprises a main...
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WO/2020/140137A1 |
A protector for a marine vessel comprises a spool 20 through which a propeller shaft (18) passes and a cutter (22) fixed relative to the propeller shaft. The spool is positioned between a propeller and a seal (16) of a propeller shaft be...
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WO/2020/126332A1 |
The invention relates to a driving device (1) for a floating device (2), which driving device comprises a pod housing (3) and a shaft (4), wherein the pod housing (3) can be fastened by means of the shaft (4) to a hull (5) of the ship (1...
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WO/2020/120827A1 |
Described is a marine propulsion unit comprising a rotary casing (1) rotatable about a central axis A, and blades (2) extending axially from the rotary casing (1) for rotation with the rotary casing (1) about the central axis A, wherein ...
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WO/2020/120844A1 |
Described is a marine propulsion unit comprising a rotary casing (1) rotatable about a central axis A, and blades (2) extending axially from the rotary casing (1) for rotation with the rotary casing (1) about the central axis A, wherein ...
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WO/2020/108749A1 |
The embodiments herein relate to amounting arrangement (100) for a propulsion unit. The mounting arrangement (100) comprises an attachment arrangement (133) adapted to attach said mounting arrangement (100) to a marine vessel. The mounti...
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WO/2020/104070A1 |
A leakage detection system for an azimuth thruster (100) comprises an azimuth seal (12) defining a plurality of spaces between the same and a sealing surface (20) of a rotatable inner part (16) of the azimuth thruster (100). Via the resp...
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WO/2020/082441A1 |
Disclosed is a hand-held underwater aircraft, comprising a battery compartment (12) and propellers. A special design with the axis of the propellers being unparallel with the axis of the battery compartment is adopted, the unparallel inc...
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WO/2020/086568A1 |
By manipulating the fluid flow in the proximity of an object such as a fuselage, a wing, or the hull of ship, the wave drag associated with this object can be substantially reduced. This can be accomplished by locally changing both the f...
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WO/2020/080628A1 |
The present invention relates to a vessel capable of multi-directional flow and, more specifically, to a vessel capable of multi-directional flow, comprising: a hemispherical boarding unit having a space therein in which a passenger can ...
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WO/2020/067620A1 |
An unmanned marine autonomous drone with an orientation restoration function according to the present invention comprises: a buoyancy hull including a first buoyancy hull for generating buoyancy and a second buoyancy hull for generating ...
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WO/2020/064421A1 |
The invention relates to a driving device (1) for a ship (2), which driving device has a pod housing (3) and a shaft (4), the pod housing (3) being fastenable by means of the shaft (4) to a hull (5) of the ship (35), and the pod housing ...
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