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WO/2021/243239A1 |
Provided herein is a marine propulsion apparatus including a prime mover having a drive shaft, a cowling enclosing the prime mover, first and second struts affixed to the cowling, where each of the struts have a leading portion, an inter...
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WO/2021/208775A1 |
Disclosed is a double-deflection circumferential driver, comprising an input shaft (1), a single-path commutator, a double-path deflector, a hybrid planetary row, a steering support, and an output shaft (15), wherein the input shaft (1) ...
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WO/2021/203052A1 |
A transmission system for a hybrid power plant, such as a hybrid propulsion system of a marine vessel, is described. The transmission is configured to selectively couple a primary mover and/or a secondary mover to an output of the transm...
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WO/2021/172373A1 |
The present invention prevents an inflow of liquid into a drive unit more easily. A power transmitting mechanism 1 that operates in seawater 2 includes: a drive unit 10 that generates power; a container 20 that stores the drive unit 10 a...
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WO/2021/156648A1 |
A method is provided for enhancing fuel efficiency in an integrated hybrid power system for a marine vessel, the integrated hybrid power system including multiple energy storage units and at least one engine-driven power generator couple...
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WO/2021/122634A1 |
The invention relates to a drive (3) for a vehicle (2), in particular for a watercraft (1), comprising an internal combustion engine (5) and a freewheel device (7), wherein the internal combustion engine (5) can be drivingly connected to...
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WO/2021/121623A1 |
The invention relates to a marine propulsion unit comprising a stern drive (200; 400) mounted to a transom (202; 402), which stern drive comprises an upper unit enclosed in a stern drive housing (201; 401) and a lower unit enclosed in a ...
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WO/2021/107618A1 |
An amphibious mobility power transmission device coupled to a driving shaft connected to a power source, according to one embodiment of the present invention, comprises: a first planetary gear assembly; wheels for traveling on land; and ...
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WO/2021/107439A1 |
The present invention relates to a propulsion and braking system using a clutch, the system comprising: a device that has, embedded therein, a clutch operating pressure-regulating valve, and a clutch and gears for controlling a driven bo...
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WO/2021/081645A1 |
A marine propulsion system, comprising a drive shaft secured to a propeller to rotationally drive the propeller; a motor selectively coupled to the drive shaft to rotate the drive shaft; an electrical energy storage unit coupled to the m...
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WO/2021/072468A1 |
The invention relates to a drive train (6) for a vehicle, in particular for a land vehicle or watercraft, comprising: an internal combustion engine (7), which has an output shaft (8); an electrical machine (11); an end drive (9); a conne...
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WO/2021/073344A1 |
A thrust block (100), a motor, and an underwater booster. A first through hole (110) is provided at the center of the thrust block (100) along the axial direction, and water grooves (120) are provided on one end surface, one end of the w...
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WO/2021/065482A1 |
The present invention is configured such that the clutch connection control of clutches 15, 16 of a forward/reverse rotation mechanism 17 can be optimized. This reduction/reverse gear 9 comprises: a hydraulic clutch type forward/reverse ...
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WO/2021/024779A1 |
In this marine propulsion device 18 that transmits, to a propeller 5 via a forward/reverse switching mechanism 25, the power of at least one among an internal combustion engine (ICE) 16 and a generator motor (GM) 30 mounted on a ship 1, ...
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WO/2021/025892A1 |
A shaft seal includes a shaft engaging portion configured to couple to a shaft extending through a wall. The shaft seal includes a flange configured to sealingly engage the wall. The shaft seal includes a body extending between the shaft...
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WO/2021/010932A1 |
The group of inventions relates to watercraft and equipment for same. The claimed method comprises directly transferring thrust from a propeller (1) to a hull (4) of a watercraft via a stern bracket (2), on which the propeller (1) is mou...
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WO/2021/006223A1 |
This propulsion system (2) is provided with at least a first propeller (10a) and a second propeller (10b). The propulsion system (2) is provided with: a first engine (3a) provided so as to be capable of directly driving the first propell...
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WO/2021/001418A1 |
The disclosure concerns a method and a system (10) for controlling a propulsive power output applied to a propeller shaft (6) of a ship. If a current value of a propulsive power of a propulsive power source (4) equals or falls below a lo...
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WO/2020/251552A1 |
A multi-plate clutch transmission includes an arrangement for selectively engaging the clutch by moving the sleeve to cause one or more friction disks on a sleeve connected to a shaft to move into contact with one or more friction disks ...
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WO/2020/239278A1 |
The invention relates to a method for operating a power supply device (12), wherein: - mechanical energy is provided to a crankshaft (22) of a two-stroke diesel engine (20), - the mechanical energy is converted into electric energy by me...
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WO/2020/207337A1 |
A coaxial contra-rotating circumferential propeller, comprising an input end (1), a one-way commutator, a two-way deflector, a steering support, and two output ends (13, 14). The input end is connected to a power device. The one-way comm...
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WO/2020/182824A1 |
A linking drive system comprises a first drive shaft of the first drivetrain connected between a first prime mover and a first propulsor. The linking drive system comprises a second drive shaft of the second drivetrain connected between ...
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WO/2020/184571A1 |
The present invention is provided with: a forward/backward propulsion switching operation detection unit (51A) that detects a forward/backward propulsion switching operation for switching the propulsion direction of a ship hull between f...
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WO/2020/184573A1 |
The present invention is provided with: a device actuation start operation detection unit (51C) that detects an actuation start operation of an in-vessel device; and a load surge determination unit (52) that determines, on the basis of t...
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WO/2020/167129A1 |
The invention relates to a sealing assembly (1) for the limitation of fluid flow along a rotatable shaft (2) that is passed through a housing member (4) that separates a high pressure side (10) and a low pressure side (12), wherein the s...
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WO/2020/144759A1 |
[Problem] To smoothly increase propeller rotational speed with a small motor 20 to stably switch from motor propulsion to hybrid propulsion. [Solution] A hybrid propulsion ship 1 has a main engine 5, a motor 20, a slip clutch 7, and a pr...
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WO/2020/119945A1 |
A propulsion system (10) for a marine vessel (100) is provided. The propulsion system (10) is easy to service, as respective components of the same, i.e. an electric motor (26), a thrust bearing (30) and a fluid distribution unit (40), a...
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WO/2020/104070A1 |
A leakage detection system for an azimuth thruster (100) comprises an azimuth seal (12) defining a plurality of spaces between the same and a sealing surface (20) of a rotatable inner part (16) of the azimuth thruster (100). Via the resp...
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WO/2020/099636A1 |
The invention relates to a power supply system (100) for a water-bound device (101) and to an operating method, the water-bound device (101) having an electric shaft (120, 121) and in particular a first zone (31) and a second zone (32), ...
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WO/2020/083494A1 |
Embodiments herein relate to a transmission device (100). The transmission device (100) comprises a first input gear (110a) intended to be connected to a first power unit and a second input gear (110b) intended to be connected to a secon...
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WO/2020/054217A1 |
In this hybrid system (1) for driving a propeller (2), a drive transmission shaft (23) rotates by means of the driving force of one or both of an engine (5) and a motor (6). A marine gear (12) reduces the rotation speed of the drive tran...
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WO/2020/054439A1 |
Provided is an exhaust gas purification device which is provided in an exhaust passage of an engine installed in an engine room located within a hull and configured to remove at least nitrogen oxides from an exhaust gas discharged from t...
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WO/2020/050963A1 |
A self-propelled system for generating and supplying power is disclosed. The system includes a speed multiplier, a generator, a transformer, and a fluid power mechanism. The speed multiplier is coupled to the fluid power mechanism and th...
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WO/2020/041908A1 |
The invention relates to an outboard engine (1) designed with a watertight housing (6), and a combustion engine (2) arranged therein, which extends up to the bottom of the hull (H) of a watercraft and is therefore partially submerged, wh...
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WO/2020/026166A1 |
Propulsion device with outboard waterjet for marine vehicles, which comprises a nacelle (2) which at its interior houses a propeller (3) constituted by a pump (11) actuatable for generating a flow of fluid through the nacelle (2) accordi...
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WO/2020/026322A1 |
This hull propulsion mechanism 1 is provided with: a hull body part 2; wind blade parts 3 that are provided on top of the hull body part 2, have sails for receiving wind power, and use the wind power to obtain rotational power; shafts th...
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WO/2020/016005A1 |
The invention relates to a method to operate a marine propulsion system (1) in a trolling mode, wherein the marine propulsion system (1) comprises at least one propeller shaft (6) which can be driven by an engine (2) via a pressure opera...
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WO/2020/015965A1 |
The invention relates to a marine transmission (1) having a main drive shaft (3), having a first intermediate shaft (4) and having an output shaft (6) via which at least one propeller (21) can be driven. The marine transmission (1) furth...
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WO/2019/240720A1 |
The invention relates to the field of shipbuilding and can be used as a universal system for any marine or river vessels. The present system consists of three gas turbine propulsion units, each of which includes a gas turbine which is co...
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WO/2019/234920A1 |
An electric motor driving system for ship propulsion of one embodiment comprises an inverter and a control unit. The inverter supplies power to an electric motor which is a first power source that supplies a portion or all of the propuls...
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WO/2019/221162A1 |
A ship propulsion system 11 comprises a first power transmission device 22 that transmits power from an internal combustion engine 20 to a propeller 21, a second power transmission device 32 that transmits power from an electric motor 30...
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WO/2019/219305A1 |
The invention relates to a drive system for a ship, comprising at least two propulsion units (1, 2), wherein each propulsion unit (1, 2) has a propeller (10, 20) and a drive engine (11, 21) with an above-water gearbox (14, 24) connected ...
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WO/2019/216494A1 |
The present invention relates to a boat having a clutch provided therein, and provides a clutch, which transmits, to a rotary shaft, power generated in a boat engine and transmits rotating power of the rotary shaft through a power transm...
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WO/2019/197667A1 |
The invention relates to a system for supplying electrical energy to a conventionally powered submarine, of the type comprising means (12, 15) for producing electrical energy, means (14, 18) for storing and converting electrical energy, ...
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WO/2019/179725A1 |
The invention relates to a transmission (2, 52) for a ship's engine (1, 51 ), wherein the transmission (2, 52) comprises a main driveshaft (6) and an output shaft (13) which are arranged parallel to one another. The transmission (2, 52) ...
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WO/2019/175951A1 |
A dual fuel engine (3) capable of using a gas engine and a diesel engine as main fuel engines, wherein the dual fuel engine (3) comprises a first propulsion device (5A) connected to and driven by one (3A) of the engines via a first clutc...
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WO/2019/166196A1 |
A method for testing a marine transmission is described with transmitting an input signal to the transmission, triggering a response signal sequence of the transmission, detecting the response signal sequence by means of signal processin...
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WO/2019/158280A1 |
The invention relates to a disk clutch assembly for a marine propulsion device. The disk clutch assembly (1 ) comprises a disk clutch (2) with friction disks (15, 16), a pressure-operated actuator (3) and emergency actuating means (8, 9)...
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WO/2019/097061A1 |
The invention relates to a submarine vehicle (10) comprising an outer hull (20) and a sealed hull (22) surrounded by the outer hull (20), the sealed hull (22) delimiting a sealed space (29), the sealed hull (22) comprising a supporting s...
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WO/2019/097816A1 |
This shaft sealing device 50 is provided with a stern tube seal 52 on the stern side, a contra-rotating seal 54 on the stern side, a single air supply device 56, a stern tube drainage recovery device 58, and a contra-rotating drainage re...
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