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JPH11348886A |
To simplify fitting and to improve the rigidity of cylinder branch sections of an exhaust manifold by arranging a solid cooling water distributing pipe astride the outer faces of the cylinder branch sections of the exhaust manifold, and ...
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JP2601996Y2 |
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JP2988835B2 |
PURPOSE: To reduce the cost, and to improve the output in a full speed area, in a water jet propelling gliding boat having a water jet propeller. CONSTITUTION: This is a water jet propelling vessel furnishing a water jet propeller which ...
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JP2987991B2 |
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JP2987361B1 |
To provide a multi-function burner which has favorable characteristics of a jet burner, dispenses with an air supply compressor and a cooling water circulation system of its accessory facilities, generates compressed air by the burner it...
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JP2980378B2 |
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JP2976253B2 |
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JPH11291983A |
To provide such a device that a water-jet propelled ship equipped with a water-jet apparatus as an outboard motor, can cut, crush and discharge the rubbish sucked into a suction casing. A water-jet propelled ship is equipped with a water...
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JP2966916B2 |
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JP2966911B2 |
A water jet propelled watercraft having a hull defining a downwardly facing water inlet opening and a jet propulsion unit contained within the hull and having a water inlet opening portion through which water is drawn, an impeller portio...
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JP2966915B2 |
PURPOSE:To inform a succeeding boat of decelerating or backing state by operating a control means for a reverse gate mounted to a jet capably of converting the position to operate the reverse gate to the backing state and turn on an indi...
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JPH11286298A |
To prevent a thin thread-like entered matter from being wound around an underwater rotating shaft. An impeller 10 and a diffuser 11 are provided within the pump casing of a water jet propeller. The impeller 10 is fixed to a drive shaft 1...
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JPH11285685A |
To kill red water and simultaneously feed oxygen to contaminated water in a nutrient-rich state clean the water. In a water jetting ship by which water sucked from a ship bottom is jetted through a jet nozzle 2 provided on a ship board, ...
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JP2965983B1 |
[wrap up] [Task] Conventionally, since the casing and the diffuser have an integrated structure, the turning force due to the reaction force of the swirling flow received by the diffuser is transmitted to the casing, and the capacity of ...
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JP2965454B2 |
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JP2965051B2 |
PURPOSE: To continuously maintain stable traveling performance by interposing bar-like members in parallel with an impeller shaft at predetermined intervals at a frame part provided around an inlet port, and by fixing the proceeding side...
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JPH11278371A |
To improve operability and to simplify a structure by driving a motor when a movable side detection unit of an angle detecting means constructed of the movable side detection unit turned in compliance with a rotating operation of an oper...
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JPH11270782A |
To provide a lock mechanism that offers an easy locking or unlocking operation, has sufficient structural ruggedness and prevents loss of its fastener, and a fastener for use in the lock mechanism. A main body 2 is formed with a mounting...
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JP2956120B2 |
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JPH11263296A |
To provide a steering rudder capable of lifting according to a cruising speed for solving such problems as lowering steering performance due to reduced discharge of water-jet at the time of low-speed cruising and water flow resistance of...
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JPH11263293A |
To provide a reverser device which can exhibit high performance at the time of going astern in a water jet propulsion ship. In a water jet propulsion ship, the jetting cylinder of a reversing jet from a reverser 9 formed at the jetting o...
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JP2952925B2 |
PURPOSE:To arrange a seat for obtaining balance on the seat regardless of the number of the crew. CONSTITUTION:An operating handle 3 is arranged at the center of a front part of a cockpit 2, and a driver's seat 4 is arranged opposite the...
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JPH11247663A |
To provide a small fuel injection device for an engine for a small planing boat having good durability and maintainability. In a fuel injection device for an engine 3 for a small planing boat for injecting fuel supplied from a fuel pump ...
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JP2947148B2 |
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JP2947180B2 |
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JPH11240491A |
To improve productivity by reducing the finishing process and to achieve highly accurate forming. A cover is formed by first laminating a gel coat layer over an outer covering member mold which forms the outer covering member. Then, an F...
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JP2945078B2 |
A propeller vane or blade construction wherein cavitation is precluded at the base of the blade where they join the hub on their leading side by introducing a source of pressurized fluid in this area. The fluid may be pressurized either ...
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JP2939456B2 |
To ensure sealing ability by structuring a duct for water intake such that the shape of the inner surface thereof is prevented from changing and extremely facilitate maintenance and inspection of an impeller device. A water jet propulsio...
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JP2940443B2 |
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JP2598965Y2 |
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JPH11222189A |
To provide a screen cleaning device which can completely remove underwater suspended matters adhered onto a water intake for water jet so as to refresh the device in a water jet propelled boat. In a water jet propelled boat, a screen 7 c...
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JPH11222191A |
To completely deal with dust entering a suction water duct by providing straightening blades for radially partitioning a channel for suction water on this side of an impeller of a suction pump for jet water, and making the end edge of ou...
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JPH11222192A |
To provide a jet fan device capable of being made small in size, and of obtaining powerful thrust by combining a plurality of small jet fans with one another in a fan jet propelled boat. In a fan jet propelled boat, a plurality of small ...
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JP2934314B2 |
PCT No. PCT/SE91/00718 Sec. 371 Date Jun. 5, 1992 Sec. 102(e) Date Jun. 5, 1992 PCT Filed Oct. 25, 1991 PCT Pub. No. WO92/07754 PCT Pub. Date May 14, 1992.A steering and reversing system for a marine jet propulsion unit having a stationa...
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JP2933213B2 |
To make improvements in the propulsive efficiency of normal sailing and in the maneuvering force in time of a low speed at navigational operations in a harbor. In two straightening vanes 7 installed in the longitudinal direction along bo...
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JP2929560B2 |
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JP2929540B2 |
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JPH11508206A |
A propulsion system for accelerating and directionally controlling a fluid having a continuous dynamic surface (40) for circulating through a fluid from an entrainment region (44) where fluid is introduced to the dynamic surface (40) to ...
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JPH11171094A |
To provide a water jet propulsion fireboat that can be stopped in a desired position to carry out fire fighting work. In a water jet propulsion fireboat, a discharge casing 4a disposed between a jet pump 4 and a jet nozzle 2 with a rever...
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JPH11171093A |
To provide a water intake device that can efficiently take in water. When a water-surface motorcycle is made to travel while protruding a movable fin 31b provided at a venturi gate 31, downward from the bottom, water existing in front of...
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JPH11171091A |
To provide a dust separator that can remove foreign matter from a screen particularly even while sailing and cut the foreign matter into pieces regarding the dust separator for a suction port in a water jet propulsion device. A grated sc...
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JPH11165694A |
To prevent propulsion devices from colliding with each other by absorbing dislocation in parallel movement, in two water jet propulsion devices jointed for the parallel movement. A water jet propulsion device obtains propulsion force by ...
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JPH11165693A |
To provide a duct collector which facilitates, especially, removal of foreign matter adhering to the screen at a suction opening while a boat is navigating, on the dust collector for the suction opening in a water jet propulsion device. ...
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JPH11157490A |
To move a hull smoothly and stably by providing a spud at the stern and starboard and port spuds at the hull center, providing a thrustor at the stern, turning the hull with the thrustor in the board direction centering on one of the sta...
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JPH11157489A |
To attain large propelling force and a high speed by rotating screw propellers arranged in a pipe from the bow to stern at the lower section of a hull, sucking water into the pipe from the bow side, and ejecting the water backward from t...
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JP2904443B2 |
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JPH11152087A |
To provide a device for preventing suspended-matter adhesion in a water-jet propeller, particularly a device for pushing the suspended matters that are aspirated into a suction casing and liable to adhere to a screen arranged over the su...
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JPH11152086A |
To provide a device that monitors the suction state of jet water in a water-jet-propelled vessel for efficient sailing. The water-jet-propelled vessel is provided in its suction duct 4 for jet water with a submergible camera 8, which is ...
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JP2901986B2 |
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JP2898556B2 |
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