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Patent Searching and Data


Matches 301 - 350 out of 3,323

Document Document Title
WO2001012498A3
An outboard jet drive boat apparatus has a boat hull (11) having a transom (12) and having a removably attached outboard jet drive (10) attached to the transom (12). The outboard jet drive (10) includes a housing (13) sealed against the ...  
WO/2001/085539A2
The fluid propelled apparatus (10) includes a buoyant body portion (12) having a fluid inlet (14) connectable in flow communication to a source of pressurised fluid and a fluid outlet (16) for propelling the apparatus (10) by means of th...  
WO/2001/079060A1
The invention relates to a jet propulsion device (114) for watercraft, comprising a drive housing (130) through which an admission channel (116) extends that has an inlet opening (120) disposed below the water level (118) for admission o...  
WO/2001/076938A2
A waterjet-driven boat (10) has a reversing bucket (14) for controlling forward/reverse thrust and a rotatable nozzle (18) for controlling sideward forces. A bucket position sensor (46,48) is connected to the reversing bucket, and the bu...  
WO2001034463A3
A dual axis joystick control system is used intuitively for manoeuvring a waterborne vessel having two or more waterjets with steering deflectors (13) and reverse ducts (14) mounted independently of the steering deflectors. The joystick ...  
WO/2001/062347A2
The invention relates to a motorized watercraft, comprising a hull (10) on which the user can lie or stand, a flow channel (8) located in said hull (10) being provided with a water screw (2) that is driven by an electric engine (3). The ...  
WO2001012505A8
A boat (10) featuring an autopilot-based steering and maneuvering system. The steering system uses a specially integrated autopilot (32) that remains engaged unless the operator is actively commanding the boat to change course. For examp...  
WO/2001/056875A1
The invention describes a marine propulsor (31) that has a rotor (46) that is, at least in its marjority, enclosed by structure where the rotor receives water over at least part of its upper portions. It is possible to delete the gas flo...  
WO/2001/056874A1
A propulsion aggregate for boats of planing type is disclosed. The aggregate (10) comprises at least one inboard engine (5) disposed in a supporting frame (6), at least one first drive shaft (1) having a propeller (3), which shaft (1) ex...  
WO/2001/034463A2
A dual axis joystick control system is used intuitively for manoeuvring a waterborne vessel having two or more waterjets with steering deflectors (13) and reverse ducts (14) mounted independently of the steering deflectors. The joystick ...  
WO/2001/025084A1
A propulsion system for a watercraft, particularly a ship, comprises a cylinder (1), securely fixed to the watercraft, and a piston (2) running in said cylinder (1). Said system is of simple construction and prevents any emissions, being...  
WO/2001/025085A1
The invention aims to increase the efficiency of a waterjet propulsion unit with a jet tube, open at its upper and lower end and accommodating a rotating water propulsion means, and with in its outflow opening a rotatable grid of essenti...  
WO2001009486B1
A ribbon drive power generation system and method is disclosed. The system is equipped with an extended tube (16) having an intake at a first end and an outlet at a second end. A ribbon (14) formed of helical coils is mounted in the tube...  
WO/2001/014207A1
A liquid-propelled vessel comprises a floatable body or inlet for receiving the liquid, typically water from a reservoir, usually the body of water on which it floats, and means (20) for pumping the water through an outlet (32) at or bel...  
WO/2001/012505A1
A boat (10) featuring an autopilot-based steering and maneuvering system. The steering system uses a specially integrated autopilot (32) that remains engaged unless the operator is actively commanding the boat to change course. For examp...  
WO/2001/012498A2
An outboard jet drive boat apparatus has a boat hull (11) having a transom (12) and having a removably attached outboard jet drive (10) attached to the transom (12). The outboard jet drive (10) includes a housing (13) sealed against the ...  
WO/2001/012504A1
A combined clutch and torsion damper for a water jet propulsion system for boats permits the impeller to be disengaged whilst the motor remains running. The combined clutch and torsion damper has an outer ring housing (18) with an attach...  
WO/2001/010710A1
The invention relates to the steering nozzle (5) of a water jet engine (1), and to a system and a method for using the water jet engine (1) as a water pump. In the system the pumped water is taken from the water jet generated by the engi...  
WO2000038980A8
A water jet propulsion unit for water borne craft including two contra rotating impellers (5, 6), located in an upstream pump housing and a downstream pump housing respectively, and mounted on coaxial shafts (2, 3). A pressure control pr...  
WO/2001/009515A1
A ribbon drive pumping apparatus and method for liquids is disclosed. The pump has an extended tube (14) having an intake at a first end and an outlet at a second end. A ribbon (12) formed of helical coils is mounted in the tube for rota...  
WO/2001/009516A1
A ribbon drive propulsion apparatus and method for water-borne vessels such as surface craft and submersibles is disclosed. The vessel is equipped with an extended tube (14) having an intake at a first end (A) and an outlet at a second e...  
WO/2001/009486A1
A ribbon drive power generation system and method is disclosed. The system is equipped with an extended tube (16) having an intake at a first end and an outlet at a second end. A ribbon (14) formed of helical coils is mounted in the tube...  
WO/2000/079129A1
A bladeless pump having a cylindrical fluid pumping element (120) which rotates within a cylindrical housing (100). The fluid pumping element (120) and the cylindrical housing (100) are coaxial with one another. The housing (100) has an ...  
WO/2000/059776A1
Seaworthy ship with two hulls connected to each other on the bottom as well as on the top. In the centre a connection (3) is placed over the whole length between the top connection (8) and the bottom plate (2). The two hulls are subdivid...  
WO/2000/044607A1
The invention relates to a towing vehicle which moves on rollers or sliding bodies, for towing persons. The towing vehicle is provided with a motor drive which drives a driving wheel (1) that is mounted in a chassis (2). The towing vehic...  
WO2000002003A9
The invention, in one embodiment, is an apparatus for controlling the roll, pitch, and yaw attitudes of an air or sea vehicle. The apparatus includes an actuator (20) including an actuation plane (22) and an actuation mechanism (24), cap...  
WO/2000/040461A1
A jet propulsion pump (10) for use with watercraft includes a propeller (40) mounted on a shaft (42) for axial rotation, and a pump chamber (20) having a cylindrical inlet (30) and a downwardly inclined outlet (50) connected to an apertu...  
WO/2000/038980A1
A water jet propulsion unit for water borne craft including two contra rotating impellers (5, 6), located in an upstream pump housing and a downstream pump housing respectively, and mounted on coaxial shafts (2, 3). A pressure control pr...  
WO/2000/034118A1
A marine propulsion unit comprises a cowl (10), a propeller shaft (4) mounted on the cowl, and a propeller mounted on the propeller shaft. The propulsion unit can be mounted on a boat simply by attaching the cowl (10) to the hull of the ...  
WO/2000/030926A1
A multihulled partially gas supported marine vehicle (30) that uses artificially pressurized gas cushion recesses in supporting hulls (46) is presented. Definitions of critical bow and recess divergence angles and other parameters are ma...  
WO/2000/019099A1
A device for moving a liquid or a gas, which includes a framework (1), at least one influencing member (2) intended for influencing said liquid or gas, and an arrangement for moving the influencing member in a movement in relation to the...  
WO/2000/017045A2
A steering system for water craft having jet propulsion. A stator outlet (16a) discharges water into a steering nozzle (12) which is pivotably mounted on a nozzle housing (8). The internal diameters of the stator outlet and the steering ...  
WO/2000/013967A1
A waterjet-driven boat has a reversing bucket (14) for controlling forward/reverse thrust, a rotatable nozzle for providing sideward forces at the bow. A stick control (20) member with three directions of movement control the reversing b...  
WO/2000/013962A1
An improved planing watercraft hull (2) having reduced surface area in contact with the water resulting in a minimization of drag said hull capable of being adapted for use with a small, easily transportable waterjet propelled watercraft.  
WO/2000/003914A1
The present invention pertains to the ship-building industry and more precisely to the construction of hydroplanes that include propulsion spoilers. This hydroplane comprises a hull with a keeled bottom as well as stern propulsion spoile...  
WO/2000/002003A1
The invention, in one embodiment, is an apparatus for controlling the roll, pitch, and yaw attitudes of an air or sea vehicle. The apparatus includes an actuator (20) including an actuation plane (22) and an actuation mechanism (24), cap...  
WO/1999/061312A1
A water jet propulsion type outboard motor (1) comprising a casing member (50), a frame (10), an engine (11), a gear casing (13), a vertical drive shaft (12), a horizontal driven shaft (14), a power transmission mechanism (15) and an imp...  
WO1999044886A3
The invention relates to an internal combustion engine with a combustion chamber (2,202) where fuel is combusted in an explosion cycle and a pump chamber connected thereto. Said pump chamber can be filled with fluid via an inlet. The pum...  
WO/1999/044886A2
The invention relates to an internal combustion engine with a combustion chamber (2,202) where fuel is combusted in an explosion cycle and a pump chamber connected thereto. Said pump chamber can be filled with fluid via an inlet. The pum...  
WO/1999/042361A1
The invention describes a marine propulsor that has a rotor (46) that is, at least in its majority, enclosed by structure (54) where said rotor receives water over at least a majority of its lower portions and gas over at least part of i...  
WO/1999/019209A1
A closure preventive device for water jet propulsion type outboard motors, in which a screen (6) is turnably supported to move between a close position where it covers a suction port (7) and an open position where it is away from the suc...  
WO1998049047A3  
WO/1998/057848A1
A marine ducted impeller drive assembly (1) has a water inlet end (2) and a water outlet end (3) in an annulus between which are located two sets (15, 16) of impeller blades. The sets are rotated in respectively opposite directions by a ...  
WO/1998/057849A1
A water jet propulsion system of which the vertical position of jet is variable with a variation in the draft of the craft. A plurality of water jet nozzles (2, 3, 4) either differing from one another or adjustable in jet diameter are sp...  
WO/1998/049047A2
The invention concerns a water sport machine consisting of a hull equipped with a pump-jet, the hull is rigid (3) and provided with an inflatable envelope (1). The pump-jet consists of a light duty engine (4) combined with a water suckin...  
WO/1998/047760A1
The invention relates to a composite material comprised of a particle foam made from expanded polypropylene (EPP), of at least one fibrous layer, and of at least one layer made of a polymer which is applied on said fibrous layer. An inti...  
WO/1998/031588A1
An impeller (10) for a radial flow device selected from the group consisting of radial- and mixed-flow compressors, pumps and turbines which is designed for both aerodynamic performance and manufacturability at high production rates. The...  
WO/1998/028185A1
A driving ring (13) is provided between a jet casing (8) and a deflector (15) of a water-jet propulsive apparatus (1) in such a way as to be turned horizontally or vertically. The deflector (15) is provided perpendicularly to the driving...  
WO/1998/025814A1
A pump frame (7) comprises a connection port (17) in an upper portion thereof, an inflow port (19) in a lower portion thereof, and a pumping flow passage (21) for providing communication between these ports, and is mounted to a ship bott...  
WO/1998/025815A1
A pump frame (7) is fixed to a ship bottom (1b) such that an inflow port (19) in a lower portion thereof is open in the water near a stern (1a). A mixed flow pump (8) is fixed to a pedestal (12) provided on the ship bottom (1b). A suctio...  

Matches 301 - 350 out of 3,323