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WO/2019/217221A1 |
A power generating system for sailboats and sailing vessels employing the vacuum provided by a Venturi generator while the boat or vessel is in motion. Placement of a turbine for recovering the energy of air moving from the atmosphere to...
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WO/2019/210384A1 |
The present invention describes a propulsion-jet propulsion system, an amphibious vehicle that comprises an aquatic propulsion system, and an amphibious-vehicle-navigation method. Specifically, the present invention comprises a propulsio...
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WO/2019/209932A1 |
A rechargeable robotic pool cleaning apparatus having a first water pump for providing a downward thrust force, a second water pump for providing at least a rearward thrust component, and a third water pump for providing at least a forwa...
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WO/2019/172808A1 |
The invention relates to jet propulsors widely used, for example, in various transport vehicles and is intended for equipping transport vehicles moving in a three-dimensional liquid (for example, in water body) or gas (for example, in...
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WO/2019/166496A1 |
The invention relates to a floating board (2) consisting of a material which can float on water, having a support region (8) on which a user at least partially lies. In order to reduce the flow forces which act on the user while he or sh...
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WO/2019/129687A1 |
In one aspect of the invention, there is provided a modular electrically motorized watercraft (10), the watercraft comprising a hull module (20) and a driveline system (60). The driveiine system (60) comprises an electric power module (5...
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WO/2019/122225A1 |
The invention relates to a surfboard having a body (22) and a jet propulsion system (2) arranged in the body and an accumulator, arranged in the body, for the jet propulsion system, the jet propulsion system being mounted on a support (1...
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WO/2019/117760A1 |
The invention relates in general to marine propulsion, and in particular to propulsors with a reactive water jet created by means of rotating-type pumps, and even more particularly relates to pump jets for motor boats. The proposed pump ...
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WO/2019/106053A1 |
The invention relates to a boat which comprises at least one combustion engine (32) positioned on or symmetrical with respect to the vertical median plane of the boat and two engines provided symmetrical with respect to the vertical medi...
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WO/2019/086762A1 |
The invention provides a system (100), a software program product (600) and a method for manoeuvring a boat (110). A plurality of water nozzles (140) is provided on the boat (110). Further, a plurality of pumps (120) is operated by a pow...
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WO/2019/088641A1 |
Provided is a propulsion apparatus for a diver comprising: a main housing which has a tubular structure having an open rear end, an inlet hole, formed on the outer surface of a front end of the main housing, for introducing a fluid into ...
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WO/2019/074859A2 |
A hydraulic propulsion system is disclosed. The system includes one or more input interfaces configured to receive mechanical power from a power source, four or more variable displacement pumps coupled to the one or more input interfaces...
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WO/2019/050096A1 |
The present invention relates to a ship azimuth thruster without wings exposed to the outside, the azimuth thruster comprising: a duct body of which an airfoil-shaped hollow cross section is formed to extend in a ring shape; and a water ...
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WO/2019/035589A1 |
The present invention relates to a driving device using a lawn trimmer, which is usable for a variety of uses. The driving device using a lawn trimmer comprises: a housing (A), which has a coupling hole (11) penetrating the front and rea...
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WO/2019/032065A1 |
In summary, the invention is an electric underwater jet engine system designed for vehicles traveling above or below the sea and which contains multiple stator units which are equipped with microprocessors containing relevant algorithms ...
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WO/2019/012168A1 |
The invention relates to a system for propelling ships by means of tubes having respective helical mechanisms inside, of different gauges, which propel the water through said tubes in a turbulance-free manner and at great speed, and char...
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WO/2018/232460A1 |
A submerged pulsated propulsion system for watercraft comprising a passageway defined by an inlet at one end and an outlet at an opposite end, the inlet and outlet respectively adapted for the ingress and egress of a first fluid. One or ...
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WO/2018/199708A1 |
The present invention relates to a vertical shaft impeller blade propulsion apparatus for an electric propulsion vessel which uses an impeller blade having a vertical rotary shaft and can completely isolate a bearing used in the rotary s...
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WO/2018/193149A1 |
The propulsion unit comprises a support frame (20), a nozzle (60) attached to the support frame, a propeller (40) within the nozzle, the propeller having an axis (X-X) of rotation and comprising propeller blades (41-44), and a support co...
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WO/2018/188486A1 |
Provided are a propeller and propulsion system thereof; a propeller (100) comprises a cylindrical body (101) forming a fluid channel (105), and a propulsion shaft (102) rotatably arranged inside said fluid channel (105). The propulsion s...
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WO/2018/168664A1 |
An underwater propulsion device (1) is provided with a propeller (11), a motor (12), and a housing (5). The motor (12) is disposed forward in a propulsion direction from the propeller (11) and rotatably drives the propeller (11). The hou...
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WO/2018/161522A1 |
A twin-set sailcraft system for aquatic recreational activities comprises a main sailcraft (1), an auxiliary sailcraft (2), and a service station (3). The main sailcraft (1) is a boat house floating on water surface. The auxiliary sailcr...
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WO/2018/162064A1 |
The tunnel thruster (10) of a marine vessel has a propeller (16) at the central part of the tunnel (12) and adjustable nozzles (28, 34) at both ends of the tunnel (12).
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WO/2018/147386A1 |
Provided is an underwater propulsion device for a waterborne vehicle with which a load on a motor is reduced. An underwater propulsion device 20 of a waterborne vehicle 1 having a waterborne floating portion 2 on which a user rides is pr...
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WO/2018/116848A1 |
This amphibious vehicle comprises a vehicle body (10), a prime mover (20), driving wheels (31), a water propulsion device (40), a driving-wheel transmission (50), and a propulsion transmission (45). The driving wheels (31) are disposed f...
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WO/2018/112517A1 |
A watercraft transmission assembly including a first drive member adapted to operatively couple to an engine, a second drive member operatively engaged with the first drive member, a third drive member operatively associated with the sec...
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WO/2018/083370A1 |
The propulsion unit comprises a support frame (20), a propeller (40) rotating around a shaft line (X-X), and a nozzle (60) surrounding the propeller and comprising an upstream end (61) and a downstream end (62). A support construction (5...
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WO/2018/083355A1 |
A propulsion device, including a platform (126) arranged to seat a passenger; a thrust assembly coupled to the platform, the thrust assembly including at least two nozzles (128) configured to discharge a pressurized fluid therefrom that ...
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WO/2018/084104A1 |
The present invention relates to a drone, which is an unmanned mobile unit that moves in air or water or both, and a cable-connected drone swarm provided with the plurality of drones. This cable-connected drone swarm is formed by couplin...
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WO/2018/083354A1 |
The invention relates to a propulsion device (30) comprising a platform (31) that is arranged so as to accommodate a passenger (U1, U2) and cooperates with a thrust unit comprising a main nozzle (32), advantageously oriented from the bow...
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WO/2018/026080A1 |
The present invention relates to a jet drive. The jet drive according to the present invention comprises: a duct having an introduction part for introducing water, and a discharge part which forms a concentric circle with the introductio...
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WO/2018/006081A1 |
A water pumping system for a personal mobility waterjet propelled flying apparatus has a water pressure source configured to produce a waterjet. A first hose has a first diameter and is connected downstream to the water pressure source. ...
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WO/2017/193068A3 |
A diverter configured to toggle between a drive mode and a fly mode and is attachable to a waterjet propelled vehicle and to a personal waterjet propelled apparatus. The diverter comprises an attachment orifice configured to connect to a...
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WO/2017/214008A1 |
Current waterjet technology uses hydraulic actuators that are linked to a hydraulic system aboard the vessel. Hydraulic actuators have a significant number of problems including, but not limited to, significant size and weight, poor effi...
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WO/2017/213309A1 |
The present invention relates to a propulsion and steering apparatus for a vessel. The apparatus includes: a main fluid channel formed at the stem bottom side of the vessel to extend from the bottom to the stern side; a propulsion propel...
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WO/2017/204825A1 |
A pump assembly includes a motor arranged adjacent to a front surface of a first body, the first body having a cavity arrange between the front surface and a back surface of the first body. The motor may include a rotor having a shaft fo...
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WO/2017/192086A1 |
Driving device for a watercraft, which device comprises a water flow channel (10) which is connected to the watercraft, preferably to the bottom thereof, and which has an inlet (11) and an outlet (12), a drive shaft (13, 14) which extend...
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WO/2017/188699A1 |
A discharge device according to an embodiment of the present invention comprises: a housing having an inlet for introducing a fluid to a central region thereof, an outlet at an edge thereof, and a stator; a mouth composed of an outer wal...
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WO/2017/187238A1 |
An apparatus for propelling a marine vessel is provided. The apparatus includes: a combustion chamber (1); and one or more main valves (2) which are connected to the combustion chamber (1) on one side and in contact to the water on the o...
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WO/2017/164662A1 |
A ship according to an embodiment of the present invention comprises: a hull (100); water jets (600) formed at right and left sides of a ship stern (200) and having ejection openings protruding backward, respectively; openings (610) form...
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WO/2017/157673A1 |
The invention relates to a jet propulsion system particularly for a watercraft, comprising at least one propulsion unit that has - a rotor the inner circumference of which has rotor blades secured thereto, and - a housing in which said r...
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WO/2017/119630A1 |
The present invention relates to a propulsion apparatus for a vessel of a high-speed rearward jet and integral rotation type. A high-speed rearward jet propulsion apparatus for a vessel comprises: a shaft (100) which is rotatably install...
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WO/2017/119502A1 |
This vehicle is equipped with: a power source; a first drive device which is configured so as to be driven by the output of the power source; a second drive device which is configured so as to be driven by the output of the power source;...
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WO/2017/116257A1 |
A hydrodynamic device presented in different variants, having in common an unsupported force which is generated by means of a flow pressing on the walls of a device. Specifically, changing the design of a regular hydrodynamic transmissio...
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WO/2017/113430A1 |
Provided is an air-powered boat, comprising a boat body, a first lever braking device, and an air storage cylinder (9) in an ultra-high-pressure gas-generating sealed device; the first lever braking device and air storage cylinder (9) ar...
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WO/2017/060723A3 |
The invention relates to a craft 2 in the form of a body 4 to be sat or laid upon by a user and provided with power for use in a body of water. There is also provided a method for the use of the craft in game play and the use of the same...
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WO/2017/095235A1 |
A method for configuring a closed loop manoeuvring and propulsion control system of a marine vessel is provided. The manoeuvring/propulsion system comprises at least one waterjet and at least one engine, the manoeuvring/propulsion system...
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WO/2017/050726A8 |
The present invention relates to a device (100) and a method for transporting persons and/or goods on the water from a starting region on or at a starting object (1) to a target region on or at a target object (2). A transport device (11...
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WO/2017/073832A1 |
The present invention relates to a submersible ship waterproof housing and a submersible ship having the same, and can provide the submersible ship waterproof housing through a simple process of providing a casing after mounting a water ...
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WO/2017/069322A1 |
The present invention relates to a surfboard propelled by a water jet and, more specifically, to a surfboard propelled by a water jet that is propelled by a propulsive force thereof without being affected by wind and waves. To this end, ...
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