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Matches 1 - 50 out of 3,257

Document Document Title
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...  
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. ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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;...  
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...  
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...  
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...  
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 ...  
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, ...  
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...  
WO/2017/060723A2
The invention relates to a craft in the form of a body 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 in ...  
WO/2017/050726A1
The invention relates to a device 100 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, comprising a transport device 110 which is provid...  
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...  
WO/2017/044667A1
A user side apparatus of a personal propulsion system, comprising a flow splitter, two nozzles, and two foot mounts. The flow splitter is configured for separating the first flow into two second flows. The nozzles are joined to outlets o...  
WO/2016/207674A1
The subject of the invention is water flow decelerator chamber, which is used to recover the motion energy of the water flow of the ship propulsion. The jet channel (2) connects the propulsion (8) to the vortex chamber (3) which has coni...  
WO/2016/207675A1
The subject of the invention is water flow decelerator diffuser, which is used to recover the motion energy of the water flow of the ship propulsion. The jet channel (2) connects the propulsion (8) to the diffuser (3) which has conical i...  
WO/2016/187627A1
The invention relates to a waterjet propulsion system (1) for a watercraft, comprising an intake region (2), an impeller region (3) which adjoins the intake region and in which a one-stage impeller (4) is mounted, and an outlet nozzle (5...  
WO/2016/185039A1
The subject of the invention is an amphibious vehicle comprising a hull (1), at least one wheel (7), said at least one wheel (7) being configured to allow the vehicle to move over a solid surface. A hydrojet propulsion system is built in...  
WO/2016/178199A1
A two-way splitter having reduced distance between outlets, while enabling smooth, efficient fluid flow (e.g., water flow) is provided. In a variant, the splitter includes a first pipe and a second pipe meeting at an interface near the i...  
WO/2016/166620A1
Vessel with pontoon hulls having a jet propeller installed in a middle pontoon hull, wherein the unit is steered with water jet flows, through pipes installed between a side pontoon hull and the middle pontoon hull, through thrusters, th...  
WO/2016/166574A1
A propulsor housing having an enlarged midsection and tapered forward and rearward portions wherein mounted electric motor rotates bladeless impeller. An impeller made of expanded metal mesh during rotation due to centrifugal force and c...  
WO/2016/147685A1
This amphibious vehicle is equipped with: a vehicle body (7); a traveling unit (5) for causing the vehicle body to travel on land; a propelling unit (6) for causing the vehicle body to travel on water; a power unit (1) that provides powe...  
WO/2016/148589A1
Gondola drive unit on the front of the boat used catamaran-type vessels using a water jet propulsor and diesel engine, characterized in that the drive is arranged in one of the floats preferably in the float center (2) in a separate sect...  
WO/2016/144852A1
A personal watercraft assembly having an improved multiple material hull assembly, a shock absorbing seat assembly, a steering and operational control arrangement that facilitates communication of operational instructions between multipl...  
WO/2016/130022A1
A personal liquid jetcraft to seat one or more users, to, in use levitate said one or more users above a substantially horizontal surface and to move on and between planes substantially parallel to the substantially horizontal surface is...  
WO/2016/113237A1
The invention relates to a swimming and diving aid with a vehicle hull on which a user lies or stands, with a flow channel which is arranged in the vehicle hull and which accommodates a propeller driven by an electric motor with radially...  
WO/2016/112347A2
A watercraft includes a sterndrive comprising an inboard engine and an outdrive that extends through the transom. The aft end of the hull includes a stepped tunnel, which allows the sterndrive propellers (or other drives) to be operated ...  
WO/2016/099406A1
The object of the invention is an inflatable watercraft (1) (SUP - stand up paddling) with an embedded drive and having a specially shaped recess in the centre, preferably in the centre of gravity of the watercraft (1), into which a hous...  
WO/2016/088776A1
Provided is a ship propulsion apparatus which has few frictional portions in the main driving mechanism and has a simple structure, generates little water pollution or noise, and is easy to handle. This ship propulsion apparatus 10 for g...  
WO/2016/061274A1
A motorized cassette is configured in size and shape to be insertable into a hole in a personal watercraft and provide a propulsion system for the watercraft. The motorized cassette may include a housing defining a water-tight enclosure,...  
WO/2016/052737A1
Provided are an underwater propulsion device and underwater search device that have reduced vibrations and are capable of performing fine posture control while ensuring necessary propulsion force even during low speed operation. An under...  
WO/2016/032331A1
The invention relates to an apparatus for exchanging kinetic energy between a fluid and a structure connected to the apparatus, wherein the fluid moves relatively to the structure, the apparatus comprising a symmetrical channel, enclosed...  
WO/2016/016880A1
A fluid supply system comprising a conduit for supplying pressurized fluid therethrough and having a proximal end configured for being connected to a fluid source and a distal end with a supply outlet for dispensing said fluid in a first...  
WO/2016/006987A3
The present invention applies to the technical sector of watercraft for sports and motorized leisure. It comprises a lower half-shell (2) which contains the pneumatic motor (14) and the compressed air tanks (11) (12). The saddle (6) and ...  
WO/2015/185666A9
Various aspects provide for "parking" an apparatus in a "parking position." A parking position may be a configuration of an apparatus that minimizes damage resulting from extended exposure during periods of inactivity. An apparatus may c...  
WO/2015/185667A1
[0066]Various aspects provide for "parking" an apparatus in a parking configuration. A parking configuration may be a configuration of an apparatus that minimizes damage (e.g., corrosion, wear, and the like) resulting from extended expos...  
WO/2015/185666A1
Various aspects provide for "parking" an apparatus in a "parking position." A parking position may be a configuration of an apparatus that minimizes damage resulting from extended exposure during periods of inactivity. An apparatus may c...  
WO/2015/162385A1
The subject of the invention is a boat comprising at least one screw-operated propulsion system (26) and at least one hydrojet propulsion system (28) which comprises a duct (30) extending from at least one water inlet (32) to a water out...  
WO/2015/154544A1
Disclosed is a podded all-direction pump-jet vector propeller, comprising a controller (1), a suspension arm (2), a motor (3) which is fixedly provided below the suspension arm (2) and is electrically connected to the controller (1), and...  
WO/2015/123755A1
A water outlet for a jet pump in a jet-powered watercraft comprises a first end for coupling to a jet expulsion end of the jet pump in fluid-tight communication, and a second end adapted to be coupled to a hose, whereby the watercraft je...  
WO/2015/105431A1
A hydrodynamic device is presented in various variants having in common the production of reactionless force by means of a flow pressing against the walls of the device. In particular, changing the design of a regular hydrodynamic transm...  

Matches 1 - 50 out of 3,257