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JPS62227892A |
PURPOSE:To make it possible to stop a small size boat at an optional position, by providing an atmospheric air introduction passage at a position in front of a pump impeller in a water intake duct, and by providing, in the passage, a gri...
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JPS62218299A |
PURPOSE:To simply clean the flow passage line with fresh water by arranging a cleaning water charging port to which a hose for cleaning is made possible to attach from outside a boat, on the outside wall of a vessel, while making it poss...
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JPS62213769A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62125696U |
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JPS62175295A |
PURPOSE:To attain a high speed and improve profitability by slantly fitting a jet engine to a ship so as to jet into the water, arranging a forward jet pipe linearly and backward jet pipes toward the front of both sides of the ship, and ...
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JPS6226319Y2 |
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JPS6294999U |
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JPS6276300U |
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JPS6260496U |
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JPS6271794A |
PURPOSE:To make a ship propellable, by generating a large magnetic field in the under water in advance, and using electromagnetic force to be generated with an underwater current being crossed with this magnetic field passed through ther...
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JPS6211274Y2 |
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JPS6211275Y2 |
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JPS6237296A |
PURPOSE:To prevent location of a water jet propulsion device from being limited by the position of an engine room, by a method wherein the impeller driving source of the water jet propulsion device forms a 3-phase induction motor formed ...
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JPS628899U |
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JPS626892A |
PURPOSE:To eliminate the necessity of installation of a sealed structure type pipe, by constituting the rotor and stator of a three-phase induction motor with an impeller ring set around impeller blades and a water suction/discharge side...
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JPS61503022A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61282194A |
PURPOSE:To aim at the promotion of efficiency in manufacture of a propeller shaft, by constituting the propeller shaft in attaching each solid subshaft, whose fitting surfaces of a bearing and an oil seal are machined, to both ends of a ...
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JPS6158357B2 |
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JPS6158356B2 |
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JPS61275095A |
PURPOSE:To aim at providing a compact steering handle suitable for mass- production and at simplifying the inspection of an engine, by making a handle bar axially movable in the vertical direction together with a support therefor so that...
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JPS61257395A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61253294A |
PURPOSE:To permit safe navigation on shoals, by setting a water feeding main axis in a water channel inside a hull, and providing water feeding spiral blades around the water feeding main axis. CONSTITUTION:Spiral blades 16 are rotated a...
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JPS61179097U |
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JPS61177999U |
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JPS61241296A |
PURPOSE:To enable to select a maximum speed as the crew like, by controlling a pressure rise in front of the pump impeller, when the static pressure head in front of the pump impeller comes to a controlled specific value. CONSTITUTION:A ...
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JPS61172897U |
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JPS6136479Y2 |
Vessel having a chamber (1) which is watertight from the remainder of the interior of the vessel, a water inlet (7) in the hull of the vessel communicating with the interior of the chamber and steering and propulsion means comprising a c...
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JPS61229694A |
PURPOSE:To reduce the resistance that prevents the advance of a hull, apply strong energy to the water obtained by gulping wave making resistance waves from the stem using the resistance, to increase the propulsion force by pressurizing ...
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JPS61501938A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61141198U |
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JPS6137158B2 |
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JPS6127839Y2 |
A pump 1 driven by a motor 11 sucks up a stream of water from the bottom of the craft 5 and expels it from the pump housing 2 as a jet in a direction selected by guide means, such as a baffle 6 slewable about a horizontal axis or an elbo...
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JPS61129693U |
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JPS61181795A |
PURPOSE:To sail a ship forward or backward at a high speed by changing the flow of water of a hydraulic turbine by actuating valves. CONSTITUTION:Multi-stage type turbines 4, 4' for sailing a ship are capable of being rotated by prime mo...
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JPS61178295A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61155095A |
PURPOSE:To enable a water jet propelled boat to conduct an astern steering in the same direction as a general vehicle by providing a reversing mechanism for reversing the direction of a water jet from a deflecter in opposite directions t...
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JPS6124537B2 |
A propulsion motor for an underwater vehicle such as an anti-submarine weapon. The motor includes a propulsion chamber into which water is admitted and then rapidly expelled through an exhaust nozzle, developing thrust to propel the vehi...
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JPS6167298U |
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JPS6189965A |
PURPOSE: To simplify an engine in structure as well as to make thermal effi ciency ever so better, by installing an exhaust-cum-stop valve which jets an ignited, exploded and expanded gaseous body onto the surface of the water, in case o...
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JPS6167299U |
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JPS6166096U |
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JPS6114040B2 |
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JPS6154855U |
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JPS6171298A |
PURPOSE:To produce sufficient propulsion force while maintaining sufficient turning force by fixing a rudder board immediately in the rear of water jet ejection port. CONSTITUTION:A rudder board 3 having the height from the upper end of ...
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JPS6167695A |
PURPOSE:To enable rotation of the titled device using the engine output that conforms to the performance of a pump by connecting an intermediate shaft to the engine output shaft through a coupling and then this intermediate shaft and at ...
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JPS6136098A |
PURPOSE:To improve the steering, tilt performance, and movement performance of a hull with the simple constitution by installing a steering wheel at one edge of a steering rod which can turn around the axis in the direction of width of t...
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JPS6133381A |
PURPOSE:To reduce wave-making resistance due to a stern part sheel plate under the draft line of a stern end, by setting form under the draft line of the stern ene shell plate down to such a form constituting part of a convex oval beneat...
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JPS6133392A |
PURPOSE:To set a buoyancy center to a point approximate to the hull central part, by installing a torpedolike buoyance generating submerged body on the bottom of a hull front part, while installing a water jet propeller in side this subm...
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JPS6133382A |
PURPOSE:To reduce making-wave resistance due to a shell plate under the draft line of a stern end, by installing a water jet properller after forming a bottom concave part by symmetrical hulls formed under the surface of the water at a h...
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JPS613200U |
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