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WO/2012/035913A1 |
Provided is a marine propulsion apparatus in which an increase in the size of gear shapes and an increase in propulsion resistance can be minimized and a propulsion apparatus having greater output can be obtained. An azimuth propulsion d...
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WO/2012/031740A1 |
The present invention relates to a drive (2), in particular for a watercraft (22), having at least one energy apparatus (4), in particular an internal combustion engine or electrical machine, which can be driven as a motor or generator, ...
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WO/2011/154117A1 |
In a marine power distribution and propulsion system with a medium voltage distribution busbar (MVAC1) and a low voltage distribution busbar (LVAC1) then a rectifier (SC) is controlled, optionally to provide active filtering and static c...
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WO/2011/155049A1 |
Provided is a seal ring such that the contact stress of a seal lip section is set so as to be maintained in an appropriate state where trouble such as leakage or early abnormal wear does not occur, that durability is improved while maint...
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WO/2011/150972A1 |
The present invention relates to a bearing support structure (1 ) for a flexible coupling arrangement in a propulsion shafting system arranged to a foundation (40). The foundation may be subject to static and/or dynamic flexural movement...
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WO/2011/139428A2 |
A marine articulated surface drive propulsion system is provided with a housing construction that allows the direct application of an electric motor for power onto the drive structure. Alternatively, it can include a power transmitting e...
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WO/2011/134974A2 |
A drive device for a winch (8) comprising a large belt pulley (1) or chain pulley, a winch drum which is connected to the large belt pulley (1). The large belt pulley (1) is rotatably connected to at least one prime mover such as a motor...
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WO/2011/124470A2 |
A power supply system for a marine drilling vessel is provided. The power supply system comprises a first power grid section coupled to a generator adapted to generate electric power and further coupled to an electrically powered active ...
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WO/2011/124459A2 |
The invention relates to an onboard floating drilling installation and to a method for operating an onboard floating drilling installation, comprising a draw-works (2) for reeling out and reeling in a drilling line, comprising several th...
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WO/2011/122962A1 |
The present invention relates to a compact propeller propulsion system for a floating structure (1), wherein at least one electromotor (3) and a propeller (7) are, via two intermediate shafts (5, 6) and a gear arrangement (4), connected ...
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WO/2011/117278A1 |
The invention relates to a method for operating a ship drive motor (2) fed by at least one pulse width modulated inverter (3), wherein circuit elements (5) of the pulse inverter (3) are switched at a changeable switching frequency, where...
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WO/2011/101937A1 |
Provided is a taper coupling structure wherein a taper shaft can be easily fitted in and removed from a hub. In a taper coupling structure (10), a groove (34) is formed in the rear end surface (HB) of a hub (30) by removing a part of the...
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WO/2011/090118A1 |
Disclosed are a ship and an operating method for a ship which are capable of conforming to the strengthening of regulations on exhaust gas in designated exhaust gas regulation sea areas, as is planned for the near future. The disclosed s...
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WO/2011/013919A9 |
A ship propulsion unit according to one embodiment of the present invention comprises a driving engine coupled to the inside of a ship, a propeller rotatively coupled with the ship with respect to the ship for generating propulsion of th...
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WO/2011/073957A1 |
An electric propulsion apparatus for crafts, and suitable in particular for pleasure crafts, comprises electric propulsion units (11), electric power generator means and batteries. The electric power generator means, which could comprise...
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WO/2011/062463A2 |
The present invention relates to a stern tube bush unit. When assembling the stern tube bush unit onto a hull, the rear surface of the stern of the hull and the rear surface of a first bush housing are disposed on the same plane, for cou...
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WO/2011/046316A2 |
The present invention relates to a ship capable of running selectively with a liquefied fuel gas main drive engine and a liquefied fuel gas generator engine. The ship includes: a high pressure gas injection engine using liquefied fuel ga...
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WO/2011/046412A2 |
The present invention relates to a ship for alternatively running a fuel gas main drive engine and a fuel gas generator engine. The ship includes: a high pressure gas injection engine using fuel gas as the fuel for obtaining thrust power...
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WO/2011/039256A2 |
The invention relates to an electric drive shaft (10) comprising at least one speed-variable generator (11) for generating a voltage with a variable amplitude and a variable frequency, and at least one speed-variable drive motor (12) sup...
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WO/2011/038869A2 |
The invention relates to a drive arrangement (1) for watercraft, comprising a propeller (2), a drive (3) for driving the propeller (2), and a magnetic coupling (4) arranged between the propeller (2) and the drive (3), said magnetic coupl...
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WO/2011/036522A1 |
Boat (10) comprising a steering and propelling unit comprising at least one driving shaft (11, 11') passing in an opening of the transom (12) for transmitting the motion from a motor to at least one propeller (21, 21'), at least one stee...
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WO/2011/032293A1 |
In one aspect, the invention is directed to a watercraft that is drivable by a manual force input member and by a motor. The watercraft is configured to prevent the motor from back-driving the manual force input member. In a particular e...
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WO/2011/030328A1 |
The invention discloses an apparatus for reducing maneuverability of a moving ship. The apparatus comprises a propeller fouling element, mountable upon the bow of a second ship. The proper fouling element is deployable towards a propelle...
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WO/2011/029550A1 |
The invention relates to a mechanically driven, hubless, high-efficiency ship propulsor comprising at least one rotor having blades (10) in a ring, wherein the rotor fitted with a gear rim is joined to the engine of a ship via a shaft (1...
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WO/2011/021727A1 |
Disclosed is a hybrid marine propulsion device which comprises a main engine and a motor, has a more compact structure and achieves low fuel consumption by highly efficient drive control. The marine propulsion device comprises: a clutch ...
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WO/2011/004456A1 |
A seal device for a propeller shaft of a marine vessel enabling easy replacement of the annular seals in a stern tube-sealing device comprises the annular seals so disposed as to be fitted to respective seal liners attached to the propel...
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WO/2010/140357A1 |
Propulsive performance for a ship is improved by effective use of flows generated in rear of skegs when the ship is propelled. A biaxial stern catamaran ship (1) provided with two propellers is provided with propelling means (210, 220) w...
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WO/2010/141873A2 |
A power splitting gearbox is provided that allows a single prime mover to distribute power, for example torque, to multiple final drive assemblies, such as surface drives or other final drives. The power splitting gearbox can be provided...
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WO/2010/133540A1 |
The invention relates to a ship comprising at least one main electric engine (3) driving a main propeller (2) at a speed depending on the engine speed of the main engine (3) so as to move the ship in a longitudinal direction, at least on...
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WO/2010/130426A1 |
The invention relates to a jet drive (1) having at least one drive unit comprising a rotor (2) and a housing (3). Rotor blades (4) are affixed to the inner circumference of the rotor (2) and the rotor (2) is rotatably supported by a bear...
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WO/2010/120952A2 |
A shore power system includes a primary switchgear, a secondary switchgear, a dual output power transformer disposed in electrical communication between the primary switchgear and the secondary switchgear, a grounding switch section, and...
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WO/2010/112663A1 |
This invention relates to a steering device for boats, consisting of a power source, such as an electric motor (1), which is connected to a blade (2), which can be actuated by the motor (1) to move in the water so as to transmit a propul...
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WO/2010/109248A2 |
A propulsion device for a marine vessel, the propulsion device comprising an electrical machine with integral magnetic gearing having a magnetic pole piece rotor connected to a drive shaft provided with a propulsion means for providing p...
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WO/2010/099860A1 |
The invention relates to a drive system (1) for a ship, comprising at least one drive shaft (3) having a propeller (2), an arrangement of electric drives (4) disposed on the drive shaft (3), an arrangement of generators (9) for supplying...
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WO/2010/100094A2 |
The invention relates to a turbomachine having a housing (2), at least one propeller (3) outside of the housing (2), a propeller shaft (4) that is coupled to the propeller (3), wherein the propeller shaft (4) is mounted within the housin...
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WO/2010/098689A1 |
The invention is intended for use in ship propellers. A shock-absorbing coupling for a screw propeller comprises a hub 1 with blades, a propeller shaft 2, a driven friction disc with external splines 3 and a driving friction disc with in...
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WO/2010/098219A1 |
An engine controller (40) provided with a control device (ECU43) for controlling an engine (10) has a first threshold vale for a minimum power output (W) on the condition where the clutch is engaged and a second threshold vale for a maxi...
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WO/2010/097080A2 |
The invention relates to a ship propulsion system and to a ship equipped therewith. Said ship propulsion system comprises a drive element for driving a ship, a drive machine which can be flexibly mounted on the ship's body and which is u...
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WO/2010/094611A1 |
The invention relates to a sealing arrangement (1) for a boat drive that is pivotably arranged in a boat's hull, said drive passing through a hull opening in the bottom. According to the invention, the boat drive forms an annular gap wit...
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WO/2010/094613A1 |
The invention relates to a connecting piece (1) that can be inserted into a boat's hull, said connecting piece comprising an opening (2) for the passage of a pivotable boat drive, and an outer edge region (3) for fixing and sealing to th...
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WO/2010/094549A1 |
The invention relates to a pivotable boat drive, comprising a transmission unit (1). The transmission unit (1) comprises, at a connection point (A), an input shaft (11) of a drive device (10), that can be driven by a drive motor and is a...
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WO/2010/093883A2 |
A hybrid marine power train system is provided that facilitates selective use of one of multiple prime movers for powering and driving a boat. The multiple prime movers can include an internal combustion engine and an electric motor whic...
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WO/2010/066248A2 |
The invention relates to a ship drive system having a first switched clutch having an input and an output that can selectively brought into operational contact with each other and separated from each other, an internal combustion engine ...
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WO/2010/063979A1 |
The invention relates to a device for propelling a navigational seacraft, including: a propulsion means (34); an engine (10) driving a transmission shaft (30) for providing an engine torque (10) to the propulsion means (34), said transmi...
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WO/2010/037743A2 |
The invention relates to a ship's propulsion (3) having at least one transmission unit (4, 204) fixedly arranged in the ship's hull (6) and a drive unit (5, 205) which is located outside of the hull and can be pivoted about a control axi...
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WO/2010/031579A2 |
The invention relates to a drive unit for water craft, comprising a prime mover assembly (1) containing at least one prime mover (1.1, 1.2) and a transmission (2). The drive unit has a common frame (3), to which the prime mover assembly ...
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WO/2010/022464A1 |
A hybrid marine drivetrain for a watercraft, the drivetrain including a driveshaft for driving a propulsion device of the watercraft, an internal combustion engine for driving the driveshaft, a motor for driving the driveshaft, a storage...
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WO/2010/023815A1 |
A flexible coupling structure configured to exclusively support a load without transmitting the load to other portions, that is, a self-contained flexible coupling structure. The flexible coupling structure is free of a vibration proble...
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WO/2010/020026A2 |
The present invention refers to a support vessel for offshore activities which is designed to adapt to the climactic conditions of low latitude regions; to provide optimized fuel consumption with a consequent reduction of polluting emiss...
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WO/2010/002340A1 |
The present invention concerns a propulsion device (10) for vessels in water, said device (10) comprising: a connecting unit (11); an electric motor/ generator connected to the electric system of the vessel and comprising a stator (12) a...
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