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Patent Searching and Data


Matches 201 - 250 out of 3,325

Document Document Title
WO/2007/055605A1
A propulsion and control system for a marine vessel comprises one or more waterjet units for propelling the vessel and optionally one or more lateral thrusters; a control device including a manually moveable control element which is mova...  
WO/2007/055606A1
A propulsion and control system for a marine vessel comprises one or more waterjet units for propelling the vessel and optionally one or more lateral thrusters; a control device including a manually manipulable control element and an arr...  
WO/2007/038831A1
A motion generating system for propelling and/or lifting a craft exploiting explosive and implosive processes, whereby a propulsive or lifting force on the craft arises from two sources: generation of a stream of fluids which imparts thr...  
WO/2006/086905A3
The invention relates to a boat, particularly a submarine (1), comprising at least one propulsion (2, 3). According to the invention, the at least one propulsion (2, 3) operates according to the hydrojet principle, and the at least one p...  
WO/2006/047585A3
An outboard jet drive marine system for a boat comprising a housing. The housing is adapted to be affixed behind a hull of a boat. An engine is disposed within the housing. A jet drive unit is mounted to the housing in parallel to and ve...  
WO/2007/005209A2
The present invention is directed to a multiple propeller nozzle Venturi system and assembly consisting of two or more hydrodynamically shaped nozzle rings, axially located around the propeller and connected by the means of a plurality o...  
WO/2006/133606A1
A jet propulsor is provided with helical blades or guiding grooves on the inner wall to increase the friction of fluid, so that the loose fluid is pressurized to converge and twist, which forms the interior pressure and generates great t...  
WO/2006/126893A1
A propulsion or pumping device which includes two counter-rotating shafts (3, 4) each carrying at least one impeller (7, 8), wherein each impeller (7, 8) can deflect by a predetermined amount in directions substantially perpendicular t t...  
WO2005115832A3
A jet pump for an outboard propulsion marine engine includes a support member and at least one impeller blade extending helically from said support member. At least one induction blade extends helically from said support member. A stator...  
WO/2006/111643A1
The invention concerns a propulsion unit for a multihull such as a catamaran, comprising at least one turbine, seawater suction means and seawater backflow means. The invention is characterized in that said device comprises a seawater tu...  
WO/2006/109356A1
This invention provides a gas-liquid two-layer stream discharge device which can discharge a liquid stream to a more distant position. The gas-liquid two-layer stream discharge device comprises at least one liquid discharge tube (6) for ...  
WO/2006/110619A1
A highly efficient watercraft propulsion system that operates continually submerged and relies on a non-circular variable area pump discharge opening which is configured, positioned and oriented so as to maximize the hydraulic reaction b...  
WO2005026518A3
A turbofan nacelle (16) includes forward and aft cowls (58, 60) adjoining at a joint (62), and including an exhaust duct (36) having a main outlet (46) for discharging exhaust (32). A variable nozzle (38) surrounds the exhaust duct (36) ...  
WO2006014189A3
A mechanically reconfigurable marine propulsion device (10) that adapts to engine torque and/or vessel speed thereby providing improved propulsive efficiency and performance. The axial flow propulsion device has two or more stages each h...  
WO/2006/086905A2
The invention relates to a boat, particularly a submarine (1), comprising at least one propulsion (2, 3). According to the invention, the at least one propulsion (2, 3) operates according to the hydrojet principle, and the at least one p...  
WO/2006/066493A1
A new watercraft with lower subplate consists of a hull, a deckhouse located the upper of the hull and a lower subplate mounted at the downside of the hull; the hull provided with a frame structure, fiberglass or metal plates fixed to th...  
WO/2006/059222A1
The invention concerns a turbine-propelled pleasure boat, comprising, inside a floating structure advantageously consisting of a lower hull (1) and an upper hull (2) assembled on either side of an apparently horizontal waterline (3), a h...  
WO/2006/058232A1
A method for controlling a marine vessel (10) having first and second steering nozzles (558P, 558S) and first and second trim deflectors (554P, 554S) comprises generating at least a first set of actuator control signals (174, 175) and a ...  
WO/2006/047585A2
An outboard jet drive marine system for a boat comprising a housing. The housing is adapted to be affixed behind a hull of a boat. An engine is disposed within the housing. A jet drive unit is mounted to the housing in parallel to and ve...  
WO/2006/041464A1
The sail wing type windmill is provided with a rudder (4) able to constantly facing to the wind direction controlled by a turn table (42) having a twin vaned tail wing (41) and a concave upwardly curved lead rail (43). The vertically sha...  
WO2005123501B1
Disclosed herein is a rotator-type propulsion apparatus in which a hub, blades, a propeller opened at a front side thereof and having a sucked fluid passage, and a duct having a plurality of accelerating suction parts formed thereon are ...  
WO/2006/012579A2
A system and apparatus are disclosed for improving safety and hydro-flow thrust from a hydro-drive device (108). The apparatus may include a shroud (204) having a first opening for the ingress (208) of water, and a second opening for the...  
WO/2005/123501A1
Disclosed herein is a rotator-type propulsion apparatus in which a hub, blades, a propeller opened at a front side thereof and having a sucked fluid passage, and a duct having a plurality of accelerating suction parts formed thereon are ...  
WO/2005/115832A2
A jet pump for an outboard propulsion marine engine includes a support member and at least one impeller blade extending helically from said support member. At least one induction blade extends helically from said support member. A stator...  
WO2005049419A3
An outboard jet drive marine system for a boat includes a housing, the housing has front and rear sides, and a top and bottom. The housing is adapted to be affixed behind a hull of a boat. An engine is disposed within the housing. A jet ...  
WO/2005/108201A1
The invention relates to a non-motorized means of transport for pleasure primarily for use by vacationers for navigating calm waters in lakes and streams as well as along the sea coast. The pedal-boat and the canoe (kayak), which have bo...  
WO2005054050A3
A method for controlling a watercraft includes acquiring a desired heading of the watercraft, acquiring an actual heading of the watercraft at time T
WO/2005/105571A1
A ship which is driven by inboard engines with propellers (3) and by water jets (1) producing jets of water (7). The inboard engines (2) are embodied in the form of electric motors and the water jets (1) are used underneath the bottom of...  
WO/2005/092702A1
The invention relates to a method for the, in particular, efficiency-increasing discharging of exhaust gases of internal combustion engines of boats into the water surrounding the boats. The invention is characterized in that the exhaust...  
WO/2005/085614A1
A power generation system comprising a combustion unit, an ignition system, a primary accumulator, a hydraulic rotor, a control valve, and a power generator. Hydrogen, oxygen, and water are introduced into the combustion unit. The igniti...  
WO/2005/054050A2
A method for controlling a watercraft includes acquiring a desired heading of the watercraft, acquiring an actual heading of the watercraft at time T0, calculating a heading error by comparing the desired heading with the actual heading ...  
WO/2005/049419A2
An outboard jet drive marine system for a boat includes a housing, the housing has front and rear sides, and a top and bottom. The housing is adapted to be affixed behind a hull of a boat. An engine is disposed within the housing. A jet ...  
WO/2005/047098A1
A craft for water sport or play, which comprises a body (10) which exhibits buoyancy in water, the body having underwater surfaces (2) and above water surfaces when floating on water, the above water surfaces (2) including surfaces for s...  
WO/2005/033490A1
This invention is a spiral machine component for gaseous and/or liquid fluids which represents the rotating part of the machine that can operate as a pump, compressor or turbine for all types of fluid. The spiral machine component for ga...  
WO/2005/016743A1
Turbo-jet pump - water jet engine is a totally new solution for driving vessels on the water surface and under water, ships and submarines, and setting them to speeds of over 50 m/s (over 185 km/h or over 100 knots). The basic design inv...  
WO/2005/009839A1
A system for controlling a marine vessel having at least first and second steering nozzles (158P, 158S) and corresponding first and second reversing buckets (152P, 152S) is disclosed. The system comprises a processor (130) configured to ...  
WO/2005/005248A1
A water propulsion unit having an intake housing, a pump housing and an outlet with two spaced apart counter rotating impellers being Iocated in the pump housing. The impeller blades on one impeller have an opposite pitch to the blades o...  
WO/2004/113161A1
A drive apparatus (10) for propelling a vehicle across a body of water is described. The apparatus (10) comprises a prime mover, for example a gas turbine engine (12), and a propelling arrangement (26) driven by the prime mover for prope...  
WO/2004/113717A1
Apparatus with a water turbine or water pump, especially a tube-type turbine (2) with two or more wheels (25, 26) rotating independently of each other and placed successively in the axial direction, especially with mutually opposite blad...  
WO2003076224A3
A channel-wing-ducted propulsor (30) high-lift combination is provided with additional high-lift generating devices (40) and the optional further combination of an ejector nozzle (43) for enhanced thrust which all may be provided with me...  
WO/2004/103810A1
Amphibious vehicle (50), with reference to fig. 4, has jet drive (30) packaged behind power train (20, 22), but also configured to produce sufficient thrust for planing, despite drag created by open arches around retractable wheels (52)....  
WO/2004/091945A1
An amphibious vehicle 10 which on land looks remarkably like a conventional automobile. The wheels may be raised when the vehicle is in the water. The engine 41 is placed in the stern 15, directly over the jet 42 and transaxle 43, which ...  
WO2004077639A3
The invention relates to a pump or turbine comprising a housing provided with at least one chamber, a rotor, which is ratably mounted on a shaft in the chamber, an inlet, which communicates with the chamber at least at the location of th...  
WO/2004/078584A1
The invention relates to an operation method and a propelling device for a large ship, for example a military rapid surface ship provided with at least one waterjet propulsion system (22) which is arranged under said ship and whose propu...  
WO/2004/077639A2
The invention relates to a pump or turbine comprising a housing provided with at least one chamber, a rotor, which is ratably mounted on a shaft in the chamber, an inlet, which communicates with the chamber at least at the location of th...  
WO2004031028A3
A watercraft includes a number of subassemblies, including an inflatable hull (8), a drive system (2), a battery, a seat assembly (24) and a steering (5) and thrust control. Each of the subassemblies of may be of one or more particular d...  
WO2004052721A3
A variable marine jet propulsion system incorporates a motor (21), variable pitch propeller pump (50) in a spherical housing (62), a variable housing and a variable inlet duct, and a microcontroller (140). The pump, nozzle, and inlet are...  
WO/2004/065210A1
The inventive propelling device for moving in an air or water environment comprises a power plate in the form of a flattened downwardly extendable cone which is provided with a lid having a suction hole and a disc. Said disk is arranged ...  
WO/2004/062744A1
Electric Propulsion system supported by a special usable slinging from scuba divers, deep-sea divers or simple swimmers, advantageously fed by a sophisticated system of rechargeable batteries, inserted inside several united watertight co...  
WO/2004/058565A1
A description is given of a propulsion system (1) for watercraft (20, 21) that sail with part of their hull (2, 12) below the waterline (L), which comprises: a) at least one basically cylindrical through pipe (3, 4, 13) fixed to the stru...  

Matches 201 - 250 out of 3,325