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JP2002220093A |
To retard erosion and prevent overall dislodgment, in an anticorrosive anode for a propeller device for a ship.The anticorrosive anode for a propeller device for a ship, which is mounted on a propeller shaft in a juxtaposed relation to a...
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JP2002524342A |
The multi-speed boat transmission for propulsion systems having a basic transmission for transmitting the motor power to a fixed propeller or water jet has, in addition to a preferably single-speed basic transmission (2), a separate fron...
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JP3311078B2 |
PURPOSE: To allow a variable thrust type propeller with a torque limiting device to be fitted to a relatively short propeller shaft for an ordinary propeller. CONSTITUTION: An extended shaft 16 extended backward from the rear end of a pr...
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JP3311174B2 |
PURPOSE: To reduce a number of part items and an assembly man-hour in such a manner that a propeller is mounted on a propeller shaft simultaneously with setting a shear pin also to perform preventing coming off in a blade shaft of openab...
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JP3311079B2 |
PURPOSE: To enable the automatic control of a propeller diameter or pitch angle without using an actuator. CONSTITUTION: Plural blade shafts 32 spline-connected to the bosses 31a of plural propeller blades 31 are placed parallel with the...
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JP3311080B2 |
PURPOSE: To enable the underwater exhaust of exhaust gas of an engine through the inside of the propeller boss of a variable diameter type propeller. CONSTITUTION: Plural recessed parts 25 and land parts 26 are arranged alternately in ci...
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JP3306836B2 |
PURPOSE: To eliminate defectiveness wherein composite torque variation is increased to make output performance at the time of linking unstable because of inaccurate shift of the ignition timings of two linked engines. CONSTITUTION: In a ...
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JP3306086B2 |
PURPOSE: To realize a two forward speed type speed reduction reversing gear as a result of using an existing speed reduction mechanism as it is and also without enlarging its width by providing a planetary gear mechanism, which performs ...
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JP3294113B2 |
To suppress vibration of a stern boss structure in left and right directions especially caused by propeller vibratory force in the stern boss structure surrounding a stern pipe having a propeller shaft interpolated therein. In a stern bo...
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JP3295471B2 |
PURPOSE: To prevent the connecting shock of a hydraulic clutch by holding the back pressure of the back chamber spool of an operating oil pressure regulating valve to zero in a position immediately before entering a complete fit-in state...
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JP2002516778A |
In an adapter for adapting a marine propeller to a housing part of a drive source, the adapter includes a hub-connecting side and a housing-connecting side and a portion for fastening the adapter to a propeller hub.
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JP3291483B2 |
To provide a universal joint for a ship propeller shaft to facilitate removal and coupling. A universal joint for a ship propeller shaft comprises a cross pin 30; a first fork part 10; and a second fork part 20. A first pin consists of a...
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JP2002145189A |
To provide a total ship plan reducing construction cost and operation cost, with low environmental pollution, and giving a comfortable ride.This equipment structure in shipping has a driving unit comprising an internal combustion engine ...
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JP2002122125A |
To provide a device capable of effectively preventing the corrosion at 100% in a clearance between an inside sleeve and a driving shaft, and capable of adjusting the inside sleeve underwater.An inside sleeve 7 is provided so as to seal a...
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JP2002096796A |
To disassemble and reassemble an input shaft having an input spline, a pinion and an input gear, while keeping a speed-reducing reversing gear installed on a hull, and to enhance the disassembling and reassembling properties thereof.An o...
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JP2002087387A |
To prevent the shortage or depletion of a lubricant in a reduction and reverse machine of a ship even if malfunction occurs in an operating oil pressure governor valve.An operating oil passage ranging from a discharge portion of an opera...
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JP2002087388A |
To provide a clutch control device for a main engine in a ship, preventing the stop of the engine due to the lower engine speed during forwarding-to-reversing gear change.The clutch control device comprises an operating oil pressure gove...
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JP2002081509A |
To improve a mountability by shortening the axial length of the entire engine and eliminating the need of tilting an engine proper.This direct speed reducing and reversing device for marine use comprises a planetary gear train 2 disposed...
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JP2002504208A |
A bearing unit for holding a shaft, the bearing unit having a housing and integral lands extending inwardly from the inner surface of the housing for tangentially engaging the rotating shaft, the bearing unit being made from a slippery p...
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JP2002504209A |
A bearing assembly for supporting a drive shaft includes a cylindrical housing, and a plurality of elastomeric bearing sections disposed within the housing. The bearing sections are bonded to the housing by first applying a pattern of al...
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JP3253995B2 |
PURPOSE: To provide a marine propelling device constructed so as to prevent the occurrence of the continuous low load operation of a Diesel main engine and moreover to reduce a underwater radiation noise caused by a propeller for a prope...
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JP2002031130A |
To provide a submerged bearing in which rubber is uniformly and firmly adhered to an inner surface of a metal or synthetic resin outer cylinder.In this manufacturing method of the submerged rubber bearing, the outer cylinder (10) or a sy...
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JP3252042B2 |
PURPOSE: To provide a compact marine variable pitch propeller allowing connection to a relatively short propeller shaft and having a torque limiting device. CONSTITUTION: In a recessed section 26 where a sleeve 18 splined to the outer su...
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JP3252043B2 |
PURPOSE: To provide a marine variable pitch propeller capable of automatically controlling a propeller diameter without using any special actuator, and effectively dispersing and absorbing the impact force of an obstacle acting on a prop...
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JP3245745B2 |
A marine propulsion device is provided including a propulsion unit adapted to be mounted on a boat for pivotal movement relative thereto about a generally vertical steering axis, the propulsion unit having a propeller shaft supporting a ...
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JP2002002594A |
To provide a hydraulic power transmission for a ship capable of realizing a suitable operating state as a whole of a power transmission line including an engine and the like, based on the display of a torque limiter func tion.A hydraulic...
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JP2002005261A |
To provide a hydraulic power transmission for a vessel capable of securing a good vessel operating condition and navigating force at the time of navigation.A pump shaft 53 of a hydraulic pump 13 is connected to a flywheel 17 and a cylind...
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JP2001354194A |
To provide a propeller assembly replaceable with each other.A driving sleeve includes a cylindrical main body 120 and plural splines 122 extending from an outer diameter surface 124 of the main body 120. A bore extends through the drivin...
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JP2001525753A |
A marine pump jet includes a rotor located upstream and in front of the rotor drive mechanism. The lower unit of the tractor pump jet has a rotor housing which substantially surrounds the rotor and a stator housing located downstream of ...
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JP3238233B2 |
PURPOSE: To generate specified pressure distribution so as to avoid the danger of an inner shaft coming in partial contact with an inner shaft bearing installed in the inner hole of an outer shaft by forming such structure as to supply h...
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JP3229120B2 |
PURPOSE: To simplify the lubricating device of an inner shaft stern side shaft seal device (inner shaft rear part seal device) installed at the rear part of a front propeller, as for a counter propeller vessel. CONSTITUTION: An inner sha...
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JP3227227B2 |
PURPOSE: To improve engine output without reducing pump efficiency by providing a speed reducer, and to prevent the mounting space, the weight, and the number of part items from increasing with the setting of the speed reducer. CONSTITUT...
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JP3226477B2 |
To make use of the whole rotating area of an engine by improving a drive device by a simple and inexpensive means. This device is provided with an engine 4 and a power transmitting device 7 which leads power to a coupled machine driven b...
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JP2001287689A |
To easily inspect a screw shaft every day on board without depending on docking or a diver in a case where a floatage, a rope, or the like twines around the screw shaft during sailing. The bottom of a ship is seen from on-board of the sh...
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JP2001287696A |
To improve stability, responsiveness and control precision of a trawling control device having a low speed valve for adjusting supplying oil pressure to a hydraulic clutch interposed in a transmission system between a marine engine and a...
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JP3214568B2 |
Dual propeller propulsion system for water crafts having two propellers (3, 4) fitted in the same axis outside the ends of an underwater housing (2) configured as a gondola so as to facilitate flow, said housing being placed under the hu...
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JP2001516663A |
An electric propulsion pod for a ship having a electric propulsion pod heat rejection member. The electric propulsion pod is attached below the ship by a hollow ship access shaft. The electric propulsion pod contains an electric motor fo...
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JP2001260988A |
To solve a problem that the torque of an engine against a load is detected when a clutch is switched to a reverse position from a neutral position to prevent the occurrence of an engine stall at crush astern in a conventional marine redu...
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JP2001514993A |
An intermediate bearing assembly that is mountable on a pedestal of a marine vessel that incorporates an integrated alignment system. In particular, the bearing assembly includes a housing for receiving a portion of a shaft; and a liftin...
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JP2001253389A |
To secure a large crew space section by minimizing an engine room.Two propulsion mechanisms 3 and 4 are installed in a hull 2 and are each provided with a variable pitch propeller. Speed reducers 16 and 17 are connected to the propulsion...
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JP2001247093A |
To provide a ship propeller capable of easily removing the propeller having a recess part from a propeller shaft.In this propeller 1 fitted to a taper part of the propeller shaft of a ship, an inner peripheral surface of the propeller is...
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JP2001233292A |
To provide an underwater discharge device for exhaust gas from a ship absorbing carbon dioxide gas in the exhaust gas in the seawater, requiring no special device by effectively using energy of the exhaust gas and energy caused by sailin...
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JP3201659B2 |
PURPOSE: To carry out a stepless transmission with a simple structure by directly connecting a gear shaft of a gear pump to a rotary shaft of a transmission, winding a belt around a pulley on an outer periphery of a pump housing and a pu...
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JP2001213394A |
To enable a boat owner to get close to a pump jet device so as to be able to remove a fragment from an inlet of a pump jet device in an inspecting position.The boat or the other marine vessel comprises an inboard engine 8, the outboard p...
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JP3194404B2 |
PURPOSE: To suppress hull resistance and reduce the degradation of propulsion performance to the minimum by forming the stern into cylindrical shape large enough to enclose a propeller shaft direct-coupled auxiliary machine in the positi...
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JP3190752B2 |
PURPOSE: To enable one control handle to execute both the revolution control of an engine and rolling control. CONSTITUTION: In the turning range of a control handle 11 which is turned beyond a position for the lowest rotation, the engin...
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JP3191218B2 |
PCT No. PCT/SE90/00823 Sec. 371 Date Jun. 15, 1992 Sec. 102(e) Date Jun. 15, 1992 PCT Filed Dec. 12, 1990 PCT Pub. No. WO91/08946 PCT Pub. Date Jun. 27, 1991.A method and a device for power transmission from a motor having a superchargin...
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JP3182481B2 |
PURPOSE: To shorten the length of a clutch casing by arranging forward and backward clutches at the outer periphery of an output shaft in a superposed condition, and by arranging a planetary gear type reverse mechanism on the rear part o...
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JP3182161B2 |
A marine propulsion device comprising a lower unit including a gearcase, a propeller shaft mounted in the gearcase for rotation about a generally horizontal fore and aft axis and having an axially extending forwardly opening bore, a shif...
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JP2001180589A |
To provide a water jet device provided with such a simple constitution that can be relatively easily installed on a hull. This water jet device is provided with a single drive shaft 26 rotatably supported by a pair of shaft bearings inst...
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