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Patent Searching and Data


Matches 601 - 650 out of 5,909

Document Document Title
WO/1989/006622A1
A device in drive units intended for boats, comprising an engine, a reversing gear, at least one propeller and a number of drive shafts (1) interconnecting said components, is designed to prevent reversing of the rotational direction of ...  
WO/1989/004275A1
A device permits numerous specific adaptations, each coaxial, to multi-pump and multi-turbine systems, which enable for example the load to be distributed on the shaft (13) of the propeller (12) and the operating safety to be increased. ...  
WO/1989/003341A1
The proposed propulsor comprises, a main engine, a fixed tubular part (A3, A5, A7), a main transmission (AD4, AD1, BD1, BD2) which ends with a substantially vertical shaft (BD3) which operates a bevel gear pair (BD12-BD13) on the substan...  
WO/1987/005274A1
A device in an inboard/outboard turnable and raisable rear aggregate (1) for boats having an inboard engine and an outboard drive unit (2), comprising a screw (5), with inboard drive shaft (3) of rear aggregate (1) for connection with th...  
WO/1987/004303A1
Electrical installation as described, with a battery which, as applicable, consists of several partial batteries which can be charged from a diesel generator, and supplies power to the electricity users on board. In order to improve the ...  
WO/1987/003856A1
A device for cutting lines liable to foul a propeller has a stationary cutting blade (24) and rotatable cutting blades (30, 32, 34). Cutting edges of the blades are formed with saw-tooth serrations. The blades are curved in their plane o...  
WO/1986/004033A1
A ship includes a rudder and a propeller having a propeller shaft arranged on a side of a stern of the ship. A bottom of a stern of the ship is made shallow to expose the propeller for a long distance and the rudder is arranged in a spac...  
WO/1984/001139A1
A propeller (12) fitted with an internal cast iron sleeve (15) is mounted onto a propeller shaft (10) by being force fitted onto a tapered conical portion (11) on the propeller shaft. The tapered portion (11) of the propeller shaft is ro...  
WO/1980/000429A1
The invention relates to power trains for auxiliary marine vessels such as tug boats. Prior power trains for such vessels lacked flexibility of operation, control, location, and were not as efficient as they could have been. In order to ...  
WO/1979/000943A1
An annular seal against the flow of fluid along a shaft (4). There is a rigid ring (15) with flexible flanges (10, 11) respectively radially inwards and outwards of the ring (15), one of which carries a sealing contact lip (9) against th...  
JPWO2020144759A1
To stably switch from motor propulsion to hybrid propulsion by smoothly increasing propeller rotation with a small motor 20. A hybrid propulsion vessel 1 has a main engine 5, a motor 20, a slip clutch 7, and a propeller. The rotation spe...  
JP2021020662A
To provide a floating device for suppressing water eutrophication due to inflow of domestic and industrial wastewater, agricultural fertilizer and livestock manure in water areas such as lakes, ponds and swamps. A floating device is inst...  
JP2021011158A
To automatically control a hull direction and thrust without using a large-scale configuration. A hull control device 10 includes a rudder control unit 60, a propulsion force control unit 50, a sensor 40, and an AP control unit 20. The r...  
JP2021011180A
To improve the wear resistance of a gear used for transmitting rotation from a drive shaft in an outboard motor. A shift member is in a first position, and a first clutch connects a second drive shaft to a first drive shaft. When the shi...  
JP2021011202A
To stop an engine which directly drives a part of propulsion devices among a plurality of propulsion devices while maintaining straightness of navigation in a ship provided with a plurality of propulsion devices, and at a time of low spe...  
JP6814347B2
The invention discloses a small river bed garbage treatment device. The device comprises a garbage recovery ship, a separation cavity is formed in the garbage recovery ship, a stirring device is arranged in the separation cavity, a stirr...  
JPWO2020026322A1
The hull propulsion mechanism 1 has a hull part 2, a wind blade part 3 provided at the top of the hull part 2 and having a sail for receiving wind force, and obtains rotational power by using the wind force, and a wind blade part 3 A sha...  
JP2020200862A
To provide a refueling structure of a wet multi-plate clutch in which the entire clutch portion can be easily assembled. The refueling structure of a wet multi-plate clutch has a first axis in which a first oil passage through which oil ...  
JP2020196425A
To have a simple structure, convenient operation and maintenance, to collect garbage in a river channel into a facility at high speed, to organize the garbage in a riverbed, to improve the treatment effect of river channel garbage, and t...  
JP2020533219A
The electromechanical mixed vessel propulsion and power system includes first mechanical power plants 58, 60 configured to drive a first propeller 61 via a first shaft 59. There are second electric power plants 22, 24, 26 configured to d...  
JP6777913B2
An underwater propulsion device 1 according to one embodiment of the present invention provides a propulsion force to a body 131 of an underwater exploration apparatus 130, and is provided with: a propeller 10 that has a cylindrical prop...  
JP2020149902A
To provide a technology capable of suppressing deterioration and damage of a fuel cell due to air withering at a cathode electrode without lowering the responsiveness of a forward/backward switching operation in which a propulsion direct...  
JP2020149904A
To provide a technology capable of suppressing deterioration and damage of a fuel cell due to air withering at a cathode electrode without lowering the responsiveness of onboard equipment other than a propulsion motor that consumes power...  
JP6752361B2
The boss of a front propeller (2a) is fixed to a propeller shaft (5), and the boss of a rear propeller (2b) is supported by the propeller shaft (5) so as to be freely rotatable about the axis (Z-Z) of the propeller shaft (5). A reversal ...  
JP6734967B1
[Subject] Oil supply structure of a multiplate wet clutch which can assemble the whole clutch part easily is provided. [Means for Solution] The 1st axis by which the 1st oilway into which oil in which oil supply structure of a multiplate...  
JP6712128B2
A marine reduction gear makes it possible to reduce the installation space of an electrical rotating machine. A marine reduction gear includes: an input shaft coupled to an output shaft of an engine; an output shaft coupled to a propelle...  
JP2020516514A
The present invention relates to a power generation system and a power generation method for vessels which raised power generation capacity so that a vessel designed as a LNG transport ship could be changed as an usable vessel by FSRU. A...  
JP2020514177A
The 1st drive member that is a transmission assembly for water crafts, and suited so that it might connect with an engine in operation, The 2nd drive member that engages with the 1st drive member in operation, and the 3rd drive member co...  
JP2020075651A
To improve redundancy in a main engine in a vessel.A vessel 1A includes: a hull 2; a main engine 3; an output shaft 34; a propeller 42; a propeller driving shaft 4; a motor 5; and a shaft connection/disconnection unit 7. The main engine ...  
JP6695340B2
A sealing system for sealing a shaft located under water includes a bush mountable on the shaft and fixed to the shaft, a housing fixed with respect to the bush and surrounding a first portion of the bush, a lubricant chamber and an air ...  
JP2020070001A
To make it possible to perform torque assistance with appropriate consideration on individual difference between vessels in a simple work.A propeller of a vessel is driven by an engine 5 without torque assistance when acceleration of the...  
JP2020066322A
To provide a marine reducer for suppressing a load to be imposed on a neutral brake when a vessel is moving in a neutral state.A marine reducer 14 includes a changeover unit 40, a neutral brake 50, and a neutral brake operation unit 65. ...  
JP6681558B2
To provide a reverse and reduction gear which can be steplessly decelerated.A reverse and reduction gear 11 changes power of a main engine (engine) 10 mounted on a hull into forward, neutral or reverse output and transmits the same to a ...  
JP2020045769A
To provide an exhaust gas purification device capable of curbing generation of a deposit and thereby curbing reduction in performance of the exhaust gas purification device and an engine due to the deposit.An exhaust gas purification dev...  
JP2020040611A
To provide a simple hybrid system for a ship propulsion.A drive transmission shaft 23 is rotated by one or both driving forces of an engine 5 and a motor 6 in a hybrid system 1 to drive a propeller 2. A marine gear 12 decelerates rotatio...  
JP6660512B1
[Subject] A propeller revolution is smoothly raised by small motor 20, and it switches to hybrid propulsion stably from motor promotion. [Means for Solution] Hybrid propulsion ship 1 has the main organization 5, motor 20, slip clutch 7, ...  
JP6663213B2
To provide a power transmission for a ship capable of enhancing a space efficiency in a ship.A power transmission 1 comprises: an input shaft 20 to which rotation power is input from a main engine 2; a propulsion output shaft 30 for outp...  
JPWO2019155600A1
It excels in attachment nature and provides a seal ring formed from a lip seal which has mechanical joint with high connection resilience. A key part which is fixed to an annular housing, is a lip seal for seal rings which forms seal str...  
JP2020029185A
To provide a hybrid-type ship propulsion machine that can be reduced in impact and sound during power switching.A hybrid-type ship propulsion machine 1 includes a first transmission path 9 that transmits power of an engine 8 to a propell...  
JP2020019438A
To solve inconvenience in a case of clutch connection torque becoming small when hydraulic pressure toward a hydraulic clutch is low due to low hydraulic fluid in a hydraulic pump in a low revolution range of an engine.A marine gear devi...  
JP2020019321A
To aim at a noise reduction on a deck of a jet propulsion boat.A jet propulsion machine is mounted on a hull and connected to a drive shaft. A bearing rotatably supports the drive shaft. A bulkhead is arranged under the deck in the hull ...  
JPWO2018193510A1
A boss of a front propeller (2a) is fixed to a propeller axis (5), and focusing on the axial center (Z-Z), a boss of a back propeller (2b) is supported by propeller axis (5) so that free rotation is possible. An inversion mechanism (10) ...  
JP6633318B2
To provide a novel azimuth propeller.An azimuth propeller comprises: a drive rotation shaft for driving a propeller; and at least one thrust bearing mechanism and at least one radial bearing mechanism for supporting the drive rotation sh...  
JP2019199148A
To provide a ship propulsion system and a ship capable of suppressing degradation of propulsion efficiency while jointly using the propellers driven by an internal combustion engine and by electrical motors.A ship propulsion system 11 co...  
JP6606513B2
It is an object to provide a bearing material having excellent wear resistance and sliding characteristics for a water lubrication type bearing. A water lubrication type bearing material of the present invention contains 12 wt.% to 25 wt...  
JP6606607B2
A propeller drive assembly includes a driveshaft for transferring a torque between an engine and a propeller of a water surface vessel, and a housing enclosing the driveshaft. The assembly includes, separately from the driveshaft, a firs...  
JP6605038B2
The present disclosure discusses a method of and an arrangement for the lubrication of a controllable pitch propeller of a marine vessel. The lubrication is based on continuous lubricant circulation from the hydraulic powerpack to the hu...  
JP2019188866A
To provide an outboard engine capable of preventing foreign objects from the outside from reaching functional components connected to a lower part of a crankshaft.An outboard engine 100 comprises an engine 1, a crankshaft 2 extending dow...  
JP2019529204A
This patent application indicates a rotation floating body platform in which an energy generative system (although not got blocked and limited sunlight panel) is stored. On a plane of a water medium by which self floats, developed art br...  
JP6589155B2  

Matches 601 - 650 out of 5,909