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WO/2003/101830A1 |
The invention relates to an electrical rudder propeller (4) for a navy ship, e.g. a frigate, a corvette or a fast patrol boat. Said rudder propeller comprises at least one electric motor (5, 6) and at least one propeller (4) which is arr...
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WO/2003/095302A1 |
The invention relates to a propeller shaft arrangement for a seagoing displacement vessel (1) with a hull (2) and a propulsion system comprising at least one engine (3), at least two propeller shafts (4) and at least two propellers (5). ...
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WO/2003/093105A1 |
Boat hull with outboard drive unit, said drive unit (5) comprising an underwater housing (6) mounted on the outside of the hull bottom (1) and a gear housing (11) mounted on the inside of the hull bottom and joined to the underwater hous...
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WO/2003/093106A1 |
Outboard drive unit for boats, comprising an underwater housing (6), in which two propeller shafts (7, 8) are mounted and are driven via a first bevel gearing (19, 20, 21) enclosed in the underwater housing, and a second bevel gearing (1...
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WO/2003/074355A1 |
Propeller device for marine drive units, comprising at least one propeller shaft (2, 4) provided with external splines (6, 7), and at least one propeller with a propeller hub (8, 10) having internal splines (9, 11) in engagement with the...
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WO/2003/070566A1 |
A Counter-Rotating Shaft Drive Mechanism for a boat comprises an engine gearbox output shaft coupling (2); a differential arrangement which creates counter-rotating outputs in a dual output shaft arrangement and comprises a housing (1) a...
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WO/2003/070567A1 |
Disclosed is a seagoing boat which is driven by at least two rudder propellers and has a hull for transporting cargo or passengers. Said rudder propellers are preferably embodied as electric rudder propellers (PODS) (3). The hull has an ...
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WO/2003/068595A1 |
The present disclosure describes a marine propulsion system for use in combination with a vessel (1), in which a prime mover, such as an inboard engine or equivalent, is mechanically interfaced, for example via a shaft and strut system o...
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WO/2003/066428A1 |
The invention relates to an arrangement for steering a water-craft (1), which comprises at least one main propulsion device (3, 3a, 3b, 11, 11a, 11b, 11c), which is arranged to push the water-craft (1) forward or backward, and a number o...
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WO/2003/064249A1 |
A transmission system, for a marine craft of the surface drive type, has an input drive (8) for connection to an engine (7) and to which is connected a transmission (1). A pair of output drives (2) are offset from the input drive and con...
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WO/2003/064250A1 |
Disclosed is a holding device for fixing a protecting cage to the shaft of the outboard engine of a boat, comprising a ring element (5) which is placed around the shaft (1) of the outboard engine and is detachably fixed thereto by at lea...
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WO/2003/051709A1 |
A self-guided apparatus for repelling birds through various means of deterrence. The device comprises a chassis, a floatation assembly, a propulsion system, and a guidance and control system. The device may operate in either of at least ...
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WO/2003/047961A2 |
The invention relates to a boat propulsion system comprising at least one propeller (8), at least one electric motor (7) by means of which the at least one propeller can be driven, and one converter-fed power supply unit. The at least on...
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WO/2003/047965A1 |
The invention relates to a device for course correction of POD-driven ships, comprising a POD ship drive mechanism (2), which has at least one propeller (3, 4) for generating a propeller stream and a course correction rudder (5) that is ...
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WO/2003/045775A1 |
A watercraft (11) comprising a shell having an upper skin (13) adapted to support at least one person, a lower skin (15) defining a hull (23) for contact with the water, an aperture (24) extending through the upper and lower skin and def...
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WO/2003/042034A1 |
The invention relates to a paddle-wheel propulsion (1) for freighters, whereby the paddle-wheel propulsion (1), comprising at least one paddle wheel (2), is arranged at the stern (3) of the ship and is height-adjustable. According to the...
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WO/2003/033336A1 |
The present invention is concerned with a hull assembly for an aquatic vessel, and particularly with a catamaran vessel provided with the hull assembly. The hull assembly has a plurality of flexible modular containers units. Each of the ...
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WO/2003/026097A1 |
The drive device (100) is provided with an electric motor, located on the underside of a ship hull in a housing (12) arranged like a gondola. At least one propeller (2, 3) is coupled to the drive shaft (1), supporting the rotor (4) of th...
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WO/2003/023941A1 |
The invention relates to a shock-proof electric marine engine e.g. an engine or generator, for a marine (Navy) ship, comprising a stator and a rotor in a housing, whereby the stator and the rotor are connected in such a way that they are...
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WO/2003/019759A2 |
The invention relates to superconducting electrical machines, for example motors or generators, especially high-temperature superconducting machines. The inventive machines comprise a rotor equipped with superconductors, especially high-...
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WO/2003/016131A1 |
A collapsible portable watercraft may be easily assembled from modular unitary components using minimal hardware. The components comprise two or more pontoon floats (14, 15) connected by a bridge system. The bridge system comprises a tra...
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WO/2003/013954A1 |
A line cutting device for use with a hydrodynamic propeller has a blade (5) fixed to a vessel having the propeller. Three rotating blades (22) extend from a hub fixed around the propeller's shaft. The fixed and rotating blades are arrang...
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WO/2003/014853A1 |
A fluid flow control mechanism is provided for linearizing a fluid flow. The mechanism includes a frame having a cylindrical outer baffle which rotatably supports a plurality of propeller elements thereon. Each propeller element defines ...
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WO/2003/010045A1 |
The invention relates to a ship provided with at least one propeller (2), wherein pressure fluctuations and mechanical strain imposed upon the hull of the ship are substantially reduced by providing an insulating air cushion (12) in at l...
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WO/2002/102659A1 |
The invention relates to a ship's propulsion and/or azimuth steering arrangement surrounded by water, said unit comprising an electric motor (5) in a chamber (4) formed by the unit walls, a propeller shaft (7) associated with the electri...
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WO/2002/098731A1 |
The invention concerns a ship low-noise hydrojet propeller unit with good performance. It mainly comprises a hydrojet propeller assembly consisting of a hydraulic screw (7) feeding a helico-axial pump (8) emerging in the diffusers (9). A...
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WO/2002/090179A2 |
A marine propulsion unit (10) utilizing a turbine engine (12) is provided as a dropāin module. The propulsion unit (10) includes a base (22) which forms a part of the hull (18). The propulsion unit (10) includes a drive unit (14) which...
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WO/2002/090181A1 |
The vessel propulsion by counter-rotative screw-propellers on a single shaft consists of the shaft (1) on which there are assemblies (A), (B), (C), (D) and (E). The propulsion device is connected by the clutch (6) to the vessel's main en...
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WO/2002/076822A1 |
A marine propulsion attachment (7) for a brush cutter device having an engine and a first shaft (2) mounted within a tube (3) and rotatable by said engine, said attachment (7) comprising a propeller (10) connected to a second shaft; a pr...
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WO/2002/072418A1 |
The invention relates to a hybrid propulsion system for maritime craft. The aim of the invention is to provide the capability to adapt the power to suit individual cases and to guarantee a high degree of safety and economic efficiency as...
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WO/2002/070334A1 |
The invention relates to an auxiliary device for handling, such as mounting and dismounting, large ship thrusters, especially large electrical ship thrusters. The auxiliary device is configured as a floodable floating unit that can be va...
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WO/2002/070340A1 |
An improved method for raising a propeller up into the hull of a marine water craft for the purpose of reducing the likelihood of underwater impact and improving shallow water operation without encountering the high efficiency losses nor...
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WO/2002/064424A1 |
The invention relates to shipbuilding engineering and can be used as a propelling device for an underwater vessel. The inventive noiseless propelling device for the underwater vessel comprises electrical magnets powered by a power supply...
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WO/2002/062658A1 |
The invention relates to a marine propulsion system and describes a marine propulsion system with improved efficiency, which leads to reduced wave formation, comprising an at least partly submerged forward propulsion unit, rotating aroun...
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WO/2002/061278A2 |
A double-acting hydraulic cylinder and piston rod unit having fluid hoses (8, 8a) for conducting fluid thereto. A generally flat outer end (25) is provided on the piston (6) or cylinder (7). A bracket (2) has a spherical socket (22) and ...
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WO/2002/057134A1 |
A propeller guard assembly (10) for watercraft that, in cooperation with a rotating propeller (20), creates a substantial increase in propulsive thrust and provides improved all around shielding of the latest state of the art propeller c...
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WO/2002/057132A1 |
The invention relates to a fast military surface craft, particularly a frigate or a corvette, comprising at least two electric rudder propeller drives, whereby the electric ruder propeller drive are placed at a cruising speed. The electr...
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WO/2002/057133A2 |
The invention relates to a propulsion system for ships, especially navy ships, comprising at least one rudder propeller drive (1). Said rudder propeller drive consists of a rotatable azimuth module with an energy transmission device and ...
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WO/2002/047973A1 |
The invention relates to an actuator for a rudder propeller, in particular an electrically driven propeller of a sea-going vessel, said propeller being located on a rotative shaft in the stern region beneath the bottom of the vessel. Sai...
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WO/2002/046035A1 |
The invention relates to marine propulsion elements, in particular to enclosures for propellers. The inventive enclosure comprises a shell (1) provided with elements (4) of the enclosure. The edge (5) of said elements is projected behind...
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WO/2002/038441A1 |
The stern unit (1) provides the movement and the steering of the marine craft. The stern unit (1) comprises a casing (2), a shaft (3), a shaft housing (4), water lubricated bearings (5), propeller (6), rudder (7), a rudder-stand (8) and ...
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WO/2002/030741A1 |
A boat propulsion device, wherein a suction casing (4) comprising a suction port (4a) opened in a bottom (1b), a suction flow passage (4b) raised aslant to the rear side from the suction port (4a), and a horizontally formed impeller cham...
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WO/2002/030740A1 |
A boat propulsion system includes a boat (52, 52', 152, 152') having an elongated hull (54, 54', 154, 154') with a water flow channel (56, 56A, 56B, 156A, 156B) formed in the bottom thereof, wherein a movable trim plate (68, 68A, 68B, 17...
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WO/2002/026558A1 |
The present invention relates to an installation arrangement for a ship's propulsion unit comprising a modular motor unit (1) located outside the ship's body. Said motor unit comprises a motor (25) and a propeller (5) and it is intended ...
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WO/2002/024522A1 |
The present invention relates to a propulsion arrangement including a housing (3) which extends on the outside of a ship and being pivotable in relation thereto, said housing (3) comprising a motor (21) and a propeller (2). The present i...
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WO2001056876A9 |
Boat propeller drive unit with an underwater housing (5), which is solidly joined to a boat hull and has pulling propellers (15, 16) on the forward facing side of the housing. At the aft edge of the underwater housing, a rudder is mounte...
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WO/2002/020347A2 |
The invention relates to a driving mechanism disposed on the hull (100) of a watercraft comprising an impeller (4) which is used for the propulsion of said watercraft. The impeller is arranged in a housing (1). The cross-section of the f...
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WO/2002/014146A1 |
A cutter (10) for cutting debris (58) from a propeller (18) including a spool means (24) fixed to a propeller shaft (16) so as to rotate with the propeller shaft (16) and a blade (22) oriented to cut the debris (58) from the spool means ...
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WO/2002/008054A1 |
A method and system for developing a propulsive force for driving different types of water, air or land vehicles. Four blades (32, 33, 34 and 35) having preferably airfoil sections are rotated around the axis of the driving shaft (11) an...
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WO/2001/096177A1 |
A unit for protecting a propeller of a boat from underwater hazards like shoals, reefs and algae. The unit comprises a frame (10) which may have a floating structure, a supporting arrangement (14) for holding the propeller (8) below a bo...
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