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8444446 |
Outboard motor control apparatus
In an apparatus for controlling operation of an outboard motor having an internal combustion engine, a transmission, and a trim angle regulation mechanism, where operation of the transmission is...
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8388390 |
Outboard motor control apparatus
In an apparatus for controlling operation of an outboard motor having an internal combustion engine, transmission and trim angle regulation mechanism, it is configured to change a gear position to...
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8340846 |
Boat propelling system
A boat propelling system capable of determining operation accuracy of a transmission mechanism includes an outboard engine main body, a swivel bracket arranged to allow the outboard engine main...
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8317556 |
Boat propulsion system, and control device and control method therefor
A boat propulsion system includes a power source, a propulsion section, a shift position switching mechanism arranged to switch among a first shift position, a second shift position, and a neutral...
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8315750 |
Efficiency optimizing propeller speed control for ships
The invention relates to a method for improving the propulsion efficiency of vessels. The improvement is obtained by utilizing wave induced variations in propeller inflow, i.e. the speed of water...
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8303360 |
Outboard motor control apparatus
In an apparatus for controlling operation of an outboard motor mounted on a boat and having a torque converter equipped with a lockup clutch, it is configured to have a clutch controller that...
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8292679 |
Outboard motor control apparatus
In an apparatus for controlling an outboard motor mounted on a stern of a boat and having an internal combustion engine to power a propeller, a drive shaft that connects the engine and the...
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8277270 |
Boat propulsion unit
A boat propulsion unit includes a power source, a propeller, a shift position switching mechanism, a control device, and a retention switch. The propeller is driven by the power source to generate...
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8224512 |
Backup method for controlling the operation of a marine vessel when a throttle lever is disabled
A control system is provided which allows the operator of a marine vessel to select a transmission position (e.g. forward, neutral, or reverse) and an engine speed in the event that a throttle...
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8219292 |
Method for blocking inadmissible gear shifts in a transmission and shift assembly for a transmission
A method is proposed for blocking inadmissible gearshift processes in a transmission with a plurality of shifting devices which, to carry out a shift process, are moved by actuating devices when a...
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8165736 |
Control device for watercrafts
A control device for watercrafts includes a control station having a control lever, a motor, and an actuator coupled to the motor. In one embodiment, the control lever is provided with a sensor for...
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8162708 |
Marine propulsion system
A marine propulsion system includes an engine, propellers arranged to be rotated by the engine, a transmission mechanism arranged to transmit a driving force of the engine to the propellers with a...
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8157694 |
Outboard motor
In an outboard motor having a power transmission mechanism for transmitting power of an engine to a propeller, the power transmission mechanism has a transmission ratio changing unit having a...
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8146723 |
Hydraulic control apparatus for marine reversing gear assembly for watercraft
A hydraulic control apparatus for marine reversing gear assembly for watercraft includes a pressure-reducing valve for adjusting pressure of working oil supplied from a supply pump, and supplying...
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8128443 |
Single lever control for combined control of the throttle in a marine engine and of a reversing gear
A single lever control for combined control of the throttle in a marine engine and of a reversing gear includes a rocking lever mounted onto a supporting arm, which is connected to an actuator...
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8109801 |
Boat propulsion system and control unit
A boat propulsion system that easily and finely adjusts the rotational speed of a propeller includes an outboard motor including a power source, a propeller, a control lever to which an accelerator...
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8105199 |
Outboard motor
A power transmission mechanism transferring a power output from an engine to a propeller includes a transmission planetary gear train that transforms the output power of the engine before it is...
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8100732 |
Boat propulsion unit
A boat propulsion unit minimizes a shock upon switching of an engagement state of a clutch mechanism. The boat propulsion unit includes an upper clutch mechanism that is arranged on an axis of a...
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8078347 |
Control device for watercraft propulsion system
A control device for a watercraft propulsion system can reduce wear of a shift mechanism, can achieve an automated extremely slow speed navigation and easy watercraft navigation, and can negate...
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8075356 |
Marine vessel propulsion device and marine vessel including the same
A marine vessel propulsion device includes an engine arranged to generate a driving force by combustion of a fuel by an ignition unit, a thrust generating unit arranged to be driven by the driving...
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8066539 |
Marine propulsion system
A marine propulsion system includes a transmission mechanism arranged to transmit a driving force generated by an engine to propellers with a speed thereof changed to a low speed reduction ratio...
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8050849 |
Mixed-mode fuel minimization
A mixed-mode method for operating a vehicle's propulsion plant to travel at a selected average speed using the minimum amount of fuel. The method involves travelling in one mode at high speed part...
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8038489 |
Boat propulsion system, and control device and control method for the same
An outboard motor includes a prime mover, a marine propulsion unit having a propeller arranged to be driven by a rotational force of the prime mover to generate a thrust force, a shift position...
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8016626 |
Marine propulsion system
A marine propulsion system that achieves both an acceleration performance and top speed closer to the performance desired by a boat driver includes an engine, propellers rotated by the driving...
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8011984 |
Boat propulsion system
A boat propulsion system that easily and finely adjusts the rotational speed of a propeller includes an outboard motor including an engine, a propeller, a shift mechanism, and a control device. The...
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7996123 |
Device and method for controlling the engine speed and the slip of the clutch of a ship's propulsion system
A control unit and a method for influencing the speed of an engine and the slip of a downstream clutch of a transmission of a ship's propulsion system via an electronic control unit in response to...
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7942712 |
Boat propulsion system, and control device and control method therefor
An outboard motor includes a power source, a boat propulsion section, a shift position switching mechanism, a clutch actuator, and a control device. The shift position switching mechanism switches...
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7938702 |
Boat propulsion system and boat including the same
A boat propulsion system includes a shift mechanism arranged to change a shift position among forward, neutral, and reverse. A shift position detection mechanism is connected to a control lever...
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7931511 |
Boat propulsion system
A boat propulsion system includes a gear shift mechanism arranged to transmit a driving force generated by an engine to first and second propellers at one of at least a low speed reduction ratio...
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7931513 |
Marine propulsion system
A marine propulsion system includes an outboard motor including an engine, a propeller, a shift position switching mechanism, an oil pump, valves, and an ECU. The shift position switching mechanism...
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7909670 |
Marine propulsion system
A marine propulsion system includes an engine, propellers rotated by the engine, a transmission mechanism arranged to transmit a driving force of the engine to the propellers with a speed thereof...
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7892052 |
Boat propulsion system, control device thereof, and control method
A boat propulsion system includes a power source, a propulsion unit, a propeller rotational speed detection section, a shift mechanism, an actuator, a control lever, a shift position detection...
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7766708 |
Control device of boat propulsion system and boat
An engine in an outboard motor includes a first rotation angle sensing device arranged to sense a rotation angle of a crankshaft and second rotation angle sensing device arranged to sense a...
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7762858 |
Propulsion system for boat
A propulsion system for a boat includes propellers rotated by an engine, a transmission mechanism arranged to transmit a driving force of the engine to the propellers in a state that the driving...
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7762859 |
Propulsion system for boat
A propulsion system for a boat includes propellers arranged to be rotated by an engine, a transmission mechanism arranged to transmit driving force of the engine to the propellers such that a speed...
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7744435 |
Outboard engine system
An outboard engine system includes: a casing coupled to a swivel case via a swivel shaft; an engine mounted in an upper part of the casing such that a crankshaft of the engine is vertically...
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7704108 |
Outboard motor including shift shaft rotating mechanism
An outboard motor is provided that can include an exhaust guide, a shift shaft, a shift shaft rotating mechanism, and a shifting mechanism. The exhaust guide, on which an engine can be mounted, can...
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7704183 |
Outboard motor
An outboard motor includes a drive shaft including a pinion gear arranged at one end of the drive shaft, a first driven gear engaged with the pinion gear, a second driven gear engaged with the...
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7690956 |
Shift motion control device
A shift-in operation determination device determines a shift-in operation based on a signal in accordance with an operation of a remote control lever. An ignition timing operation device retards an...
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7665381 |
Control device for marine propulsion system
A control device for a marine propulsion system includes a base and at least two levers. Each one of the levers is supported by the base at a first end for pivotal movement about a common pivot...
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7666038 |
Steering arm structure of outboard motor
An outboard motor is steerably mounted to a hull via a bracket and a steering arm is mounted to a steering bracket unit attached to the outboard motor. The steering arm includes a shift grip as a...
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7553206 |
Outboard motor
An outboard motor has a throttle actuator adapted to control an amount of intake air supplied to an engine, and a shift mechanism that controls shift operation between a neutral and at least a...
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7544110 |
Marine transmission actuation system
An actuator for a marine transmission uses four cavities of preselected size in order to provide four potential forces resulting from pressurized hydraulic fluid within those cavities. The...
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7530865 |
Control device for plural propulsion units
A control device for plural propulsion units executes a control for synchronization of the engine rotational speed of a target propulsion unit with the engine rotational speed of a reference...
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7530863 |
Electronic remote control system of a propulsion system for a watercraft and a watercraft
An engine electronic remote control system is provided that can include an engine electronic control unit for controlling an operating state of the engine and a remote controller having a control...
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7524221 |
Shift mechanism of outboard motor
An outboard motor includes an engine vertically supporting a crankshaft above an engine holder and a shift mechanism switching a rotational direction of a propeller shaft by actuating a shift...
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7524222 |
Remote control system for marine drive
A remote control system for a marine drive includes a change element that changes an operational condition of the marine drive. An actuator actuates the change element. An ECU controls the...
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7473148 |
Outboard motor
An outboard motor adapted to be mounted on a stern of a boat and having a propeller to propel the boat, a power source which produces rotational output, a drive unit including a vertical shaft...
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7470162 |
Shift system for outboard motors
A shift system for outboard motors, which is reduced in size, and is capable securing compatibility with an outboard motor of a type for which the shift operation is manually performed using a...
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7467981 |
Remote control device and watercraft
A remote control device can be provided in a watercraft equipped with at least three outboard motors for operating the outboard motors by remote control. The remote control device can have a pair...
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