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JP2022049255A |
To provide a ship propulsion system which enables a hull internal space to be secured largely, and to provide an outboard engine and a ship.A ship propulsion system 102 includes: an outboard engine 102a including an engine 1 which drives...
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JP2022049413A |
To provide an outboard motor and a ship propulsion system which can minimize the number of rotation of an engine effectively upon shift-in in order to reduce shift shock.An outboard motor 101 includes an engine 1, a power generation devi...
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JP2022049254A |
To provide a ship propulsion system which enables a hull internal space to be secured largely without expanding the hull internal space and enables improvement of reliability of start when an engine for an outboard engine is started, and...
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JP2022047686A |
To provide an outboard engine with improved operability for trolling speed adjustment.An outboard engine (10) including a trolling mode includes: an outboard engine body (12) with a propeller and a power source (engine 18); a tiller hand...
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JP2022047324A |
To provide an outboard engine which can inhibit discoloration around an exhaust hole.An outboard engine includes: an engine; a drive shaft; a propeller shaft; a housing; an exhaust passage P1; a water intake passage Q; and a valve struct...
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JP2022047323A |
To provide an outboard engine 5 which can inhibit discoloration around an exhaust hole.An outboard engine 5 includes: an engine 9; a drive shaft 10; a propeller shaft 11; a housing 14; a discharge passage P; and non-metallic cover member...
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JP2022045569A |
To provide a vessel propulsion system and a power source system for vessel capable of grasping charged amount of a battery supplying power to equipment in the vessel.This vessel propulsion system 1a includes: an engine 21 for driving a p...
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JP7036811B2 |
An outboard motor and methods of use thereof in general, includes a powerhead removeably affixed to the transom of a boat, and a gear case rotationally connected to a propeller shaft, the outboard motor including a telescopic drive shaft...
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JP7026726B2 |
To ease great burden of a tilt up operation of an outboard engine while adjusting a trim angle of the outboard engine, adjusting throttle, and confirming a route by an operator when executing beaching by a small vessel equipped with the ...
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JP2022018645A |
To retain an outboard engine body in a high position separated from a water surface as much as possible in a full tilt-up position.A top coupling pin is positioned in a lower limit position which is below a tilt shaft when an outboard mo...
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JP2022018646A |
To improve support rigidity of a propeller as well as improving propulsion performance of an outboard motor.An outboard motor includes a duct, a propeller, a central shaft, and a plurality of fins. The duct has a circular hole. The prope...
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JP2022018647A |
To facilitate attachment/detachment of an outboard motor from a vessel as well as improving freedom in layout of a harness.An outboard motor includes a bracket, an outboard motor body, a harness, and a seal member. The bracket is attache...
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JP6991590B2 |
To provide a water surface floating article recovery ship capable of efficiently recovering a water surface floating article in a hull by controlling a water flow generated inside/outside the hull through driving of an outboard engine at...
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JP2021191652A |
To provide a cooling device for a power source for a vessel propulsion device capable of collecting and efficiently removing pollutants such as micro plastic existing in water with a simple configuration without sacrificing power perform...
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JP2021183828A |
To provide an outboard motor unit capable of shortening a work time and reducing limitation on a work place, in an attachment/detachment work with respect to a hull.An outboard motor unit 1 in the present invention comprises an engine 7,...
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JP6961305B2 |
A marine propulsion unit includes a propeller that rotates around a rotation axis of a propeller shaft, a case in which the propeller shaft is disposed, and a skeg that extends downward from the case. The skeg includes a reinforcer with ...
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JP2021172181A |
To provide an outboard engine unit capable of suppressing exhaust gas noise while suppressing the increase in its size and weight.An outboard engine unit of the present invention comprises a cowling, an engine, a transmission, an exhaust...
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JP2021172099A |
To provide a steering gear for a ship capable of maintaining a ship attitude even if a reverse input acts on a rudder.A steering gear for a ship has a steering actuator 13 including a ball screw shaft 43, a ball screw nut 41, and a secto...
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JP2021169771A |
To provide an outboard engine which can reliably inhibit an oil from flowing into a combustion chamber of a cylinder block when the outboard engine is rotated from a tilt-down position to a tilt-up position.An outboard engine is attached...
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JP2021170887A |
To provide an outboard motor capable of efficiently charging even when power from a generator is supplied to a plurality of battery units, a method for controlling the same, and a marine vessel.An outboard motor 1 includes an engine 11, ...
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JP2021169250A |
To provide a marine electric power system and a power control method for a marine propulsion system capable of suppressing as much as possible the decrease in a power supply amount to a first battery which supplies power to a starter to ...
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JP6947276B2 |
To provide a fuel cell ship having an antitheft function.A fuel cell ship (1) includes an electrically-driven outboard motor (6), a fuel cell unit (2) for supplying power to the electrically-driven outboard motor, a hydrogen fuel tank (3...
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JP6947686B2 |
A ship propulsion system 11 comprises a first power transmission device 22 that transmits power from an internal combustion engine 20 to a propeller 21, a second power transmission device 32 that transmits power from an electric motor 30...
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JP6947275B2 |
To provide a fuel cell ship having an antitheft function.A fuel cell ship (1) includes an electrically-driven outboard motor (6), a fuel cell unit (2) for supplying power to the electrically-driven outboard motor, a hydrogen fuel tank (3...
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JP2021160373A |
To provide an underwater propulsion machine which can suppress contact and interference with a foreign matter such as other object and so on, and further, can also suppress power loss.An underwater propulsion machine 20 comprises a casin...
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JP2021154881A |
To easily and surely adjust variation in neutral positions in shift mechanisms on various outboard motors.A shift mechanism 48 composing an outboard motor 10 includes: an electrically-driven type actuator 74 for having a movable rod 78 c...
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JP2021154946A |
To provide a marine power supply system capable of restricting navigation of a marine vessel in a state that a user has not noticed that battery switches have been turned off, even when electric power is supplied to a marine vessel propu...
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JP2021146755A |
To smoothly switch a drive source in a ship propulsion machine equipped with a plurality of drive sources.In a control system for an outboard motor 12 of a ship 10, a shift slider 21 transmits driving force of an electric motor 17 to a p...
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JP2021146796A |
To properly control a hull attitude.A vessel 11 includes: tab bodies of trim tabs 20A, 20B that are displaced to control an attitude of a hull 13; outboard engines 15A, 15B mounted to the hull 13 to change a tilt angle relative to the hu...
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JP2021146921A |
To provide a seal structure which enables improvement of sealability of a T shaped combination portion.The invention relates to a seal structure of a cover which covers an engine for an outboard engine. The cover is formed by combining t...
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JP2021146932A |
To remove water contents, etc. taken into an engine for an outboard engine in a more effective manner.A cover structure covers an engine for an outboard engine and includes an inner cover and an outer cover. The cover structure further i...
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JP2021142838A |
To provide an outboard engine capable of mounting a battery on a suitable position in a connection cable arrangement and secure waterproof property for a battery terminal without too much cost.An outboard engine 10 includes an engine, a ...
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JP6939122B2 |
To reduce load to a power source and a power transmission mechanism when changing shift by having a vessel speed sensor and a propeller rotational speed sensor unnecessary.A controller 102 of a control device 100 of an outboard engine sw...
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JP2021138230A |
To protect an inverter from an induced voltage generated by rotation of an electric motor in a ship propulsion system comprising a plurality of ship propulsion devices.A ship propulsion system comprises a plurality of ship propulsion dev...
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JP2021138229A |
To protect an electric circuit and an electric motor from an induced voltage generated by rotation of the electric motor in a ship propulsion system comprising a plurality of ship propulsion devices.A ship propulsion system comprises a p...
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JP6934330B2 |
A trim-tilt device includes a first electric motor electrically connected to a power source and tilts an outboard motor body in an up-and-down direction. A steering device includes a second electric motor electrically connected to the po...
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JP2021130376A |
To improve the merchantability of a ship propulsion system.This ship propulsion system comprises: a ship propulsion device; a battery; and a controller. The ship propulsion device includes a propeller shaft, an engine, and an electric mo...
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JP2021126954A |
To provide an electric outboard motor that is easy to operate a shift switch provided on a tiller handle.An electric outboard motor 1 comprises an outboard motor body 2 including an electric motor 3 and a tiller handle 21 which rotates w...
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JP6928132B2 |
To solve the problem that, in order to perform navigation comfortable for a user and having high navigating efficiency, it is necessary to always operate a PTT switch and it is troublesome to operate the PTT switch in parallel with the o...
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JP2021116016A |
To provide a route control system for a vessel capable of easily recovering from a rapid behavior due to broaching without relying on a navigator.A route control system for a vessel includes a route changing mechanism for changing a rout...
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JP6912895B2 |
In an outboard motor (1), one of an engine control unit (81) and a power supply control unit (82) is mounted on a first side surface (7a) of an engine (7), and the other of the engine control unit and the power supply control unit is mou...
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JP6908405B2 |
A failure prediction system having small boats operable by operators, each mounted with an outboard motor equipped with an engine and an Electronic Control Unit and a computer located in a land office connected to the ECU. The ECU acquir...
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JP2021104714A |
To provide a ship propulsion device which can inhibit limitations from being imposed on a steering angle.A ship propulsion device 100 includes: a duct 3 including a stator part 30; a propeller part 4 including a rim 40 having a rotor par...
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JP2021104715A |
To provide a ship propulsion device which can inhibit limitations from being imposed on a steering angle.A ship propulsion device 100 includes: a duct 3 including a stator part 30; a propeller part 4 including a rim 40 having a rotor par...
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JP6899545B2 |
An engine control apparatus (10) includes an apparatus body (20), and a control lever (40). The apparatus body (20) includes a housing (25), an axis unit (70) including a drive gear (71), a driven gear (72), and an angle sensor (110). A ...
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JP6895360B2 |
To provide a vibrationproof bush for an outboard engine having versatility within a range in which a shaft having a fixed specification is used in common.A vibrationproof bush 1 interposed between a shaft 61 and a propeller 71 of an outb...
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JP6896496B2 |
In an outboard motor, a feed passage, through which a lubricating oil that flows upward from a gear mechanism due to rotation of the gear mechanism, extends upward from a gear chamber and includes a first feed passage that extends from t...
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JP6892775B2 |
A navigation assist system having a plurality of navigation assist apparatuses installed on small boats like motorboats each fitted with an outboard motor to be able to navigate in a predetermined water area, and a server placed on land ...
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JP6882013B2 |
An outboard motor includes an electric power source, a mechanical power source auxiliary machine, an electric circuit, an electric supply port and a switch. The mechanical power source auxiliary machine drives a mechanical power source. ...
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JP2021079751A |
To provide a control system for an outboard engine capable of preventing an inboard space from being narrowed while suppressing boat sway.A control system comprises an outboard engine, a sensor, and a controller. The outboard engine incl...
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