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WO/2024/079649A1 |
A propulsion and manoeuvring system (1) for a boat, adapted to be integrated into a boat hull, is described, comprising a tubular body (2) extending between a suction mouth (21) and a discharge mouth (22) and defining a duct (210, 220) f...
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WO/2024/047280A1 |
The invention is an unmanned ground vehicle, comprising a frame section (1) with a deck (2) and a bottom section (3), and a mobility arrangement (4) with an engine (12) in order to propel the vehicle, and which ground vehicle is equipped...
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WO/2024/044142A1 |
A propulsion system coupled to an aft portion of a hull of a water-borne vehicle includes a convex surface, a pump configured to impel a liquid, a diffusing structure coupled to the convex surface, at least one conduit coupled to the con...
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WO/2024/037197A1 |
A thruster protective device and a propeller thruster. The thruster protective device comprises a mount (1) for connecting a propeller (5) to a ship body, and a protective structure surrounding the propeller (5). The protective structure...
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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/2024/003669A1 |
A personal watercraft has a hull and left and right flow attachment features connected to an underside of the hull near a stern thereof. The left and right flow attachment features are disposed on opposite sides of a longitudinal centerp...
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WO/2023/235525A1 |
An energy efficient ship is achieved by powering the ship using at least one propulsion level, each propulsion level having large grids at the forward and stem ends of the ship and side channels incorporating turbines that move water thr...
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WO/2023/227796A1 |
The invention relates to a service boat (100) comprising at least one inflatable tubular element (10) and a hull (20) supporting the at least one inflatable tubular element (10). The hull (20) delimits an internal chamber (25) and the se...
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WO/2023/215921A1 |
A drive unit (1) for a water craft, wherein the drive unit (1) comprises a water displacement body (2) with a drive train which is received at least partially therein, and the water displacement body (2) extends out of an underwater spac...
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WO/2023/218750A1 |
Provided is a trimaran 1 that sails using a hard sail 51 having a pair of side floats 3, 3 on the left and right sides of a main hull 2 having a tapered bow, wherein cylindrical ducts 4 containing power-generating propellers 62 are provi...
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WO/2023/213373A1 |
The invention relates to "mobile units" which inseparably include: a cylindrical outer casing with low taper or constant cross-section; one or more motorised longitudinal fluid channels which are each "convergent" at the inlet and subseq...
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WO/2023/183112A1 |
A liquid-submersible vacuum system includes a housing enclosing a filtration element and a water pump, and a power converter configured to couple to a standard AC power supply. The vacuum system further includes a vacuum-to-waste assembl...
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WO/2023/171658A1 |
Before a ship pressing mode is enabled, this ship control device performs, in response to an input operation received by an operation unit, control of pointing the stern or the bow towards an object against which a ship is to be pressed,...
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WO/2023/138711A1 |
A propulsion system for a watercraft, comprising an internal combustion engine, an electric motor, a propeller drive and a water jet propulsion drive, wherein the propeller drive is driven by the internal combustion engine and the water ...
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WO/2023/137039A1 |
An apparatus for modifying an effective steering angle of a steerable propulsor of a marine vessel includes a structure configured to deflect at least a portion of a stream produced by the steerable propulsor to modify the effective stee...
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WO/2023/095972A1 |
The present invention relates to a ship-engine-coupled high-efficiency propulsion duct and, more specifically, to a duct selectively coupled to an outboard (inboard) engine so that propulsion efficiency of a ship can be maximized. The sh...
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WO/2023/091052A1 |
The invention relates to shipbuilding, namely: to propulsion units of various purpose vessels. The propulsion unit comprises a turbine-driven air compressor with an air duct, water intake channel the inlet of which is designed to ensure ...
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WO/2023/077187A1 |
A water sport apparatus is disclosed. The water sport apparatus comprises: a propulsion system that is configured to propel the water sport apparatus, the propulsion system comprising: an impeller; and a drive system that is configured t...
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WO/2023/077186A1 |
A jet system body for a board is disclosed. Jet system body comprises a first inlet conduit comprising: a first inlet end defining a first inlet opening; a first outlet end defining a first outlet opening; and a first lumen extending fro...
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WO/2023/073265A1 |
The invention relates to a propulsion device comprising a rotor (14), a stator (15), an outer casing (6), a first base (10) with a central inlet opening (1) configured for a fluid intake, and an outlet opening (2) configured to expel pro...
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WO/2023/007391A1 |
The present invention falls within the field of propulsion mechanisms for aquatic environments, particularly based on turbines, the unit of the present invention being applicable, in a non-limitative way, to the propulsion of self-propel...
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WO/2023/286622A1 |
This ship launch assistance system is for assisting with launching operation of a ship in which the ship is made to disengage from a trailer on which the ship is loaded. The ship comprises: an actuator having a function for generating pr...
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WO/2023/277003A1 |
This ship, provided with an engine, a jet propulsion device, a ship controller and a ship position detection unit, the jet propulsion device is provided with a nozzle that emits a jet stream generated by the drive force outputted from th...
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WO/2022/261016A1 |
Watercraft and propulsion systems therefor are described herein. In one example, a watercraft includes a hull configured to float in water and a cockpit configured to carry at least one passenger. The watercraft further includes a fishta...
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WO/2022/261294A1 |
A watercraft is described herein. The watercraft comprises a body including an outer surface having at least one recess extending generally inward. The watercraft also comprises a cassette disposed at least partially within the at least ...
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WO/2022/252551A1 |
A high-speed water jet propulsion pump and a powered surfboard. The water jet propulsion pump comprises an outer stator (210), an inner rotor (220), and an impeller (230) provided in the inner rotor (220); the inner rotor (220) is annula...
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WO/2022/214800A1 |
A submersible vehicle (210) includes a plurality of outlet nozzles (301, 302, 303) arranged to receive pressurised fluid from a remote supply and expel the pressurised fluid to create propulsion to manoeuvre the vehicle (210); and a plur...
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WO/2022/201008A1 |
The invention relates to a reversable jet powered watercraft (1000) comprising a hull (3) and a jet pump unit (4) secured to the hull (3). The jet pump unit (4) presents a water intake opening (20) on the underside of the hull (3) and a ...
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WO/2022/118256A9 |
The present disclosure relates to a vessel propelling mechanism. In one aspect, a vessel propelling system includes a motor and a waterjet system. The waterjet system is coupled to the motor and includes a stator with a plurality of blad...
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WO/2022/169234A2 |
The present invention relates to a thrust enhancing device. The thrust enhancing device is to enhance a thrust of a thrust generation part in a state of being coupled to the thrust generation part obtaining a propulsive force by using a ...
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WO/2022/162262A1 |
A radio-controlled rescue vessel, also with recreational applications. It enables the safeguarding of the life of the rescuer and an increased speed of transport, ensuring its operativity under conditions of a swell and during lengthy ap...
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WO/2022/158676A1 |
The present invention relates to a boat propulsion device for propelling a boat by using a screw that is not exposed to the outside. The present invention is technically characterized by comprising: a propulsion case provided at the bott...
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WO/2022/134468A1 |
A pump-jet vector-propelled underwater vehicle, comprising a central power pump, a plurality of water outlets arranged in a set orientation of the underwater vehicle, power valves that match the water outlets, and ducts that correspondin...
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WO/2022/133514A1 |
An aspirator for a propulsion system providing a thrust output enables improved efficiency. The aspirator comprises a shroud configured to at least substantially enclose a thrust output end of the propulsion system, the shroud comprising...
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WO/2022/066855A1 |
A boat includes a propulsion device and a surf device. The propulsion device is configured to move the boat in a forward direction through a body of water to generate a wake having a port-side wave and a starboard-side wave. The surf dev...
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WO/2022/041380A1 |
Disclosed in the present application are a water-cooling circulation structure and an electric surfboard. The water-cooling circulation structure comprises a battery device, a motor device, a mounting pipe assembly, and a propeller; the ...
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WO/2022/008305A1 |
The invention relates to a watercraft (100) comprising a support element (1, 1'), in particular in the form of a support platform or a supporting frame (1.1, 1.1'), for carrying a load, a buoyancy generator (2) for generating a buoyancy ...
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WO/2021/261958A1 |
The present invention provides a catamaran comprising: first and second hulls spaced apart from each other; and an adjusting unit that has both sides to which the first and second hulls are connected and adjusts a spacing between the fir...
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WO/2021/257327A1 |
Provided is a taxiing system for steering an amphibious aircraft on a body of water with a steering means, a control console and a power source all in operable and electrical communication. The steering means is a jet drive coupled to an...
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WO/2021/245366A1 |
Eco Hybrid Power Unit for large boats and ships incorporating Eco power unit for small boats. This invention uses Diesel/jet drive outboard and inboard motors, with a generator attached to the prop shaft which rotates and creates electri...
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WO/2021/228949A1 |
Disclosed is a thrust assembly for propelling a vessel. The thrust assembly comprises a pump for generating a first flow of sea water. The pump comprises a pump inlet and a pump outlet. The thrust assembly comprises an ejector comprising...
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WO/2021/224552A1 |
The invention relates to a method for holding a vessel (100) automatically at a selected position (pi) with the aid of a water-jet propulsion system (10), in which the water-jet propulsion system (10) includes at least two control blocks...
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WO/2021/164775A1 |
Disclosed are a ship propulsion structure device and method using an air working medium for propulsion. Axial flow jet propulsion devices (1) using the air working medium for propulsion are mounted and deployed on a broadside of a ship (...
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WO/2021/165857A1 |
A control system for a jet propelled watercraft comprising a hull with a transom and water jet unit, the control system comprising, as a transom mountable unit, a tiller controlled thrust vectoring nozzle and an actuator controlled jet d...
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WO/2021/164780A1 |
The present invention provides a watercraft fast-response steering method, application, and structural device. A steering plate, a direct suction jet propulsion device, or a combination of the two replaces a conventional stern rudder to ...
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WO/2021/164779A1 |
A novel method for suppressing wave-making of a ship. A plurality of wave-making water inlets (15) are arranged at the bow and two sides of the ship below a waterline of the ship. The wave-making water inlets (15) are associated with a p...
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WO/2021/164777A1 |
A deployment and installation method for direct-suction jet propulsion in an underwater vehicle, and an installation structure. According to the installation method, a baseplate body of an underwater vehicle or a side plate body under a ...
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WO/2021/164778A1 |
Provided is an in-water navigation body highspeed and efficient propulsion method. A propulsion apparatus (1) is provided at the bottom of an in-water navigation body, and the propulsion apparatus is provided with a waterjet propulsion d...
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WO/2021/120468A1 |
Disclosed is a water spacecraft, which is a high-speed water vehicle that flies on water, and which is composed of a hull that has a round head tip, a round tail and a flat bottom from the top-down view of a draft, a water jet driving de...
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WO/2021/107618A1 |
An amphibious mobility power transmission device coupled to a driving shaft connected to a power source, according to one embodiment of the present invention, comprises: a first planetary gear assembly; wheels for traveling on land; and ...
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