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JP2020529360A |
The present invention relates to a ship that collects marine waste. A ship for collecting marine waste according to the present invention has at least one tank (3) passing through the ship from the bow (6) to the stern (7), the tank (3) ...
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JP6734650B2 |
A watercraft with a hull has a flow channel, or is associated with a flow channel, a motor-driven water-acceleration arrangement is associated with the flow channel and the motor is connected to an energy accumulator. In order to improve...
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JP3227040U |
To provide a feng shui machine unit capable of surf navigation without water resistance by significantly increasing power by water flow, and achieving ultra-high speed and ultra-fuel saving type navigation. A feng shui machine unit for a...
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JP2020114732A |
To provide a jet propulsion unit for a vessel including a diffuser/confusor, a steering control nozzle assembly, and a radius.A radius is introduced at a transition point between a diffuser/confusor and a steering control nozzle assembly...
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JP6699029B2 |
An electrically driven hydrofoil (2) for fastening to a board (1) in order to lift the board (1) out of the water during travel operation, comprises at least one drive module (10), which as an autonomous unit is fastened to a portion of ...
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JP6698562B2 |
An underwater propulsive device of a watercraft with a reduced load to a motor is provided. An underwater propulsive device 20 of a watercraft 1 including a flotation unit 2 on which a user rides includes: a hollow body 21 coupled to the...
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JP2020514177A |
A first drive member of a watercraft transmission assembly adapted to be operatively connected to an engine, a second drive member that is operatively engaged with a first drive member, and a second. A third drive member that is operativ...
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JP6688622B2 |
To provide an advance/backing steering device capable of suppressing reduction of backing efficiency and capable of being made compact.An advance/backing steering device comprises: a nozzle 10 for jetting water to a rear side of a travel...
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JP6683587B2 |
The present invention relates to a drone which is an unmanned mobile which can move in the air or in the water or in both areas, and a wired drone group having a plurality of drones. The wired drone group includes a plurality of drones (...
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JP6678677B2 |
The invention relates to a swimming and diving aid with a vehicle hull on which a user lies or stands, with a flow channel which is arranged in the vehicle hull and which accommodates a propeller driven by an electric motor with radially...
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JP6671215B2 |
To provide a water jet propeller capable of reducing a workload for maintenance.A water jet propeller 100 includes: a main shaft 10; an impeller 20; a rear part main shaft 30 which is separably fixed to the main shaft 10, and is integral...
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JP6664709B2 |
To provide a cleaning tool and a cleaning method for a propulsion device capable of improving work efficiency of cleaning work.A cleaning tool 10 for a propulsion device 12 includes a storage unit 46 for storing a water intake port 26 an...
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JP2020023287A |
To solve difficulty in having a water jet propulsion vessel proceed at slow speed and/or back at slow speed by using right and left operators including a lever provided on a steering wheel (through acceleration operation) and proceeding ...
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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 ...
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JP6636338B2 |
A vehicle includes: a power source; a first drive device configured to be driven by an output of the power source; a second drive device configured to be driven by the output of the power source; a non-stage transmission device capable o...
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JP2019218053A |
To provide a vessel having operational reliability and high level travelling convenience in the vessel including a float duct.A vessel having a flow duct (60) or including a hull to which a flow channel is associated has a motor driven w...
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JP2019196040A |
To prevent a sleeve from being deformed and coming into contact with an impeller as well as improve maintainability in a jet propulsion machine.A jet propulsion machine includes: an impeller housing; an impeller; a sleeve; a first annula...
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JP2019171925A |
To provide a small ship and a personal watercraft capable of individually performing setting operation of a speed setting value and an acceleration setting value with a speed setting image and an acceleration setting image simultaneously...
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JP6557754B2 |
To provide a vessel capable of creating a flat wake flow with little water splashing by suppressing influence of water flow by a vessel propulsion machine.A vessel includes a hull, a vessel propulsion machine, and a guide. The vessel pro...
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JP6542338B2 |
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JP2019107912A |
To provide a small ship capable of suppressing the leakage of the driving sound of a propeller to the outside of a propeller housing part.A jet boat 100 (a small ship) comprises: a hull body 1; a jet propulsion machine 3; a propulsion ma...
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JP6528043B2 |
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JP6527570B2 |
To provide an amphibious unmanned aerial vehicle capable of flying in the air and navigating on water, a control system and method therefor and a landing control method therefor.An unmanned aerial vehicle 100 comprises a vehicle body 10,...
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JP6512694B2 |
An amphibious vehicle according to the present invention includes a vehicle body, a traveling portion which causes the vehicle body to travel on land, a propulsion portion which causes the vehicle body to travel on water, a power portion...
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JP6505017B2 |
An unmanned underwater vehicle (UUV) is disclosed. The UUV includes a body and a propulsion system for propelling and orienting the UUV. The propulsion system has an inlet formed in the body that facilitates fluid being drawn into the UU...
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JP6500309B2 |
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JP6500310B2 |
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JP6500308B2 |
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JP6497996B2 |
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JP6493826B2 |
To accomplish the purpose of taking measures against cavitation, taking measures against a following wake, reducing viscosity resistance, reducing the occurrence of vibromotive force, improving a propulsion speed and pursuing the improve...
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JP6486668B2 |
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JP6462302B2 |
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JP2019001387A |
To provide a propulsion unit of a small ship using a cylinder having a piston reciprocating in a tube push out water backward in both the forward motion and the backward motion.A propulsion unit is composed by providing a front chamber s...
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JP2018158628A |
To provide a vessel capable of being easily operated in a horizontal movement.A left horizontal movement switch 53 is attached to a steering wheel 41. A right horizontal movement switch 54 is attached to the steering wheel. A controller ...
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JP2018154177A |
To implement an underwater propulsion device with a good propulsion efficiency during the high-speed navigation.The underwater propulsion device 1 comprises a propeller 11, a motor 12 and a housing 5. The motor 12 is arranged in front of...
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JP2018135037A |
To provide a water jet propulsion equipment capable of reducing detachment of flow generated in a flow channel.A waterjet propulsion equipment 10 of this invention includes: an impeller 12a for rotating around a rotational shaft 11; a ma...
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JP6377076B2 |
A watercraft comprises a hull which has a flow channel and a motor-operated water accelerating arrangement paired with the flow channel. The aim of the disclosure is to allow a dynamic manner of travel, in particular a quick changeover b...
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JP6332333B2 |
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JP6288637B2 |
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JP6274644B2 |
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JP6265481B2 |
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JP6267173B2 |
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JP6268316B2 |
To provide a novel water pressure flight device excellent in operability compared with prior ones.A flight device 1 is a flight device for jetting a water jet which is pressure fed from a water scooter, and flying on water, and comprises...
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JP6253021B2 |
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JP6245458B2 |
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JP6244222B2 |
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JP6223656B2 |
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JP6216266B2 |
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JP2017171086A |
To provide a jet propulsion boat of which a backing side driving force can be easily adjusted according to the circumstances of a hull.A hull is moved forward when a reverse gate is positioned at a first position. The hull is decelerated...
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JP6202708B2 |
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