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JP2012140081A |
To provide a shift device of an outboard motor, having superior operability and convenience, and having substantially reduced cost.A power transmission route of a gear device for coupling a drive shaft 22 with a propulsion propeller 24 i...
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JP4979871B2 |
The invention comprises a propulsion system for ships comprising an impeller (13, 14), a stator shell (1), and a impeller housing (3) for achieving a waterjet, a shaft (11, 12) for the propulsion of the impeller (13), and a bearing arran...
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JP4979363B2 |
A propeller thrust transmission device includes a taper portion of a propeller shaft that is fitted in a spacer divided into a first half and a second half. A thrust force acting on a propeller is received by the taper portion of the pro...
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JP4977109B2 |
In an apparatus for controlling an outboard motor (10) having an internal combustion engine (30) to power a propeller (60), and a torque converter (44) interposed between the engine and a drive shaft (42) and equipped with a lockup clutc...
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JP4979556B2 |
A hydraulic control apparatus for marine reversing gear assembly for watercraft includes a pressure reducing valve 22 for adjusting the pressure of a working oil supplied from a working oil supply pump 1, and supplying the working oil to...
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JP2012116248A |
To provide an azimuth propeller which can reversely rotate the propeller in a short time when stopping in an emergency.The azimuth propeller includes a horizontal driving shaft 8 for transmitting driving force from a power source 5, a sh...
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JP4955175B2 |
Electric motor (2) has propeller (4) on shaft (3). The outer casing (5) for the motor is arranged so that the motor is cooled by the water directly through the casing. The shaft is supported by bearings (7) in gaskets to completely isola...
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JP2012513329A |
A propulsion device for propelling a floating watercraft comprises a flexible fluke (16) that is pivotal about a substantially horizontal fluke pivot axis, and means for transmitting an oscillatory motion about said fluke pivot axis to s...
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JP4951510B2 |
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JP4939526B2 |
The present invention relates to a propulsion arrangement for a marine vessel, which propulsion arrangement comprises an internal combustion engine, a shaft arrangement and a steerable thruster unit. The marine vessel further comprises a...
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JP2012077872A |
To improve the lubrication of an input shaft pinion bearing in a reduction reverse gear for a ship.The reduction reverse gear for the ship has a casing for accommodating a gear mechanism which includes: a forward input gear 32 fixed to a...
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JP4914011B2 |
Barge arrangement comprising a barge unit (2) provided with a load carrying facility and a tug unit (4) provided with a propulsion system (5). In order to provide for a flexible and effective LNG transportation system, the barge unit (2)...
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JP4912064B2 |
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JP2012061938A |
To provide a marine propulsion apparatus which minimizes increase in the size of gear shape and increase in propulsion resistance, to increase output of the propulsion apparatus.The azimuth propulsion device 1A is configured to transmit ...
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JP3174444U |
An electric outboard drive (20) adapted to be mounted on a transom (12) of a boat (10) through a mounting bracket (40) includes a driving device (30) and a propelling device (50). Through engagement of a first transmission shaft (34) wit...
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JP4892258B2 |
To provide a marine drive shaft-bearing structure capable of simply filling grease without an effort and at a reduced cost. A marine drive shaft-bearing structure includes a bearing body disposed between an engine and an impeller for pro...
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JP2012041045A |
To provide a vessel whose loading space can be used as much as possible.The vessel 1 includes a hull including at least one load carrying facility regulated by at least one loading space 3 provided on a bulkhead deck 4 and having a speci...
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JP2012035786A |
To provide the high antirolling effect by utilizing a fin arranged in rudders for reducing rolling of a hull, in a twin-screw vessel.This twin-screw vessel includes a pair of right-left skeg parts 5 arranged at an interval in the hull wi...
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JP2012035785A |
To provide the high antirolling effect by utilizing rudders for roll reduction of a hull, in a twin-screw vessel.This twin-screw vessel includes a pair of right-left skeg parts 5 arranged at an interval in the hull width direction in a s...
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JP2012025250A |
To provide a hybrid propulsion unit for marine vessel which can be mounted on a relatively small marine vessel.The hybrid propulsion unit for marine vessel includes an internal combustion engine 5 capable of transmitting rotation-driving...
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JP4848415B2 |
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JP4842904B2 |
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JP4836621B2 |
A remote control device can be provided in a watercraft equipped with at least three outboard motors for operating the outboard motors by remote control. The remote control device can have a pair of shift levers and can be provided with ...
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JP4838805B2 |
The invention relates to a pod ship propulsion System comprising a housing (3) connected to a ship hüll (2), an electric drive motor (8) mounted inside the housing at least one propeller (4) disposed outside the housing, wherein said el...
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JP4836836B2 |
The subject invention provides a hydraulic saildrive apparatus comprising an upper unit 103 having an input shaft 1 connected to an engine 102 inside a boat, and a lower unit 104 having an output shaft 4 including a propeller shaft 2 and...
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JP4832162B2 |
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JP2011235740A |
To provide a large-size displacement type ship for eliminating the need for using ballast water during non-load.The shapes of the stern part bottom and the bow part bottom are each an approximate isosceles triangle approximate to an isos...
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JP4812231B2 |
The present invention relates to a jet propulsion unit (1) for propulsion of a waterborne craft comprising at least one impeller pump (3) with a pump housing (4) in which an impeller shaft (22) or ajournal (21) connected to said impeller...
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JP4809794B2 |
Provided is a ship maneuvering device which moves the ship steadily and which is so highly responsive as can be easily operated.The ship maneuvering device comprises a joystick lever (24) made turnable on three axes of X, Y and Z for det...
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JP4808138B2 |
A steering system for a boat with three or more propulsion units allows the operator to operate the boat in the same manner before and after a failure of one of the propulsion units. The steering system includes not more than two control...
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JP4789953B2 |
A propulsion system for a marine vessel is provided with at least one skeg in its hull and with a first propulsion device provided at the stern area of the vessel for providing propulsion power. A second propulsion device is located in c...
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JP2011195127A |
To perform turn-around with effective small turn and to attain high operability by attaining a structure having a water jet capable of injecting a jet stream to a rear side on both right and left wings respectively since needs relative t...
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JP2011178228A |
To provide a propeller for a marine vessel propulsion device and a marine vessel propulsion device capable of suppressing shift shock and other impacts, transmitting driving force from a propeller shaft to blades and suppressing impact n...
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JP2011178364A |
To provide a bearing load adjusting device capable of easily and accurately adjusting a bearing load.This bearing load adjusting device 1 includes a bearing 8 for supporting a propelling shaft 2. In this bearing load adjusting device 1, ...
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JP2011174497A |
To provide a mechanism for switching the forward/backward traveling of an outboard motor having a compact structure and including a contra-rotating propeller.This outboard motor includes a drive shaft 9, a gear mechanism 28, a fixing dev...
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JP4764540B2 |
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JP4756846B2 |
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JP4757096B2 |
An outboard engine system includes: a casing coupled to a swivel case via a swivel shaft; an engine mounted in an upper part of the casing such that a crankshaft of the engine is vertically arranged and a cylinder block of the engine fac...
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JP4755428B2 |
To collect sea water reserved in a first air chamber in a shaft sealing device in which three or more annular chambers are axially formed around a propeller shaft and the first and second annular chambers from the propeller shaft side ar...
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JP2011156903A |
To achieve stable communication while reducing load related to rigging.First radio devices 11a and 11b transmit engine information on a first cycle by using individual preset communication channels. A second radio device 23a determines t...
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JP4752859B2 |
To provide a marine vessel propulsion system saving on energy in the optimum apparatus constitution, being high in efficiency, and coping with operating status of various marine vessels. This marine vessel propulsion system connecting a ...
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JP2011148399A |
To provide a ship coping with possible tightening of exhaust emission regulations in a particular marine area under the exhaust gas emission regulations in the near future and to provide a method for operating the ship.The ship includes:...
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JP4740213B2 |
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JP4717718B2 |
A vertical power unit includes: an engine having a vertically arranged crankshaft; a vertically arranged output shaft provided below the crankshaft; and a torque converter providing a connection between the crankshaft and the output shaf...
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JP2011127671A |
To provide a control apparatus for an outboard motor provided with a transmission and configured to prevent wear of a clutch caused by slippage of a gear shift clutch.In the control apparatus for the outboard motor provided with the tran...
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JP4707362B2 |
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JP4689012B2 |
The ship's propulsion drive uses 2 parallel diesel engines (1), each coupled via a switched clutch (3) to a common drive transmission (2), for driving a propeller shaft line (12) for the ship's propeller (5). The engines and the drive tr...
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JP4680653B2 |
A drive shaft supporting structure for a small boat is provided which permits simplification of a hull and for which manufacturing productivity is increased. The drive shaft supporting structure includes a shaft-supporting member for rot...
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JP2011088612A |
To provide a large-sized multiple screw ship in which the speed range is increased and the fuel efficiency is improved.This multiple screw ship includes a first shafting device 50 to which a power is transmitted from a first propulsion e...
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JP4673452B1 |
(Means) A seal ring in which an apex part of the key part is formed so that the cross-section profile regarding the apex part forms a reversed V-shape toward the outside in the radial direction; the summit T of the reversed V-shape is fo...
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