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7614926 |
Means for bearing a propulsion unit and a propulsion system for a waterbourne vessel
A propulsion system 2 for a waterborne vessel 4 having a hull structure 6, typically for a full or semi planing boat. The propulsion system 2 has a pod housing 8 having a front end 10 ...
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7614925 |
Transportable outboard motor
A transportable outboard drive for a boat has a head, a pylon, a shaft connecting the head and the pylon, an electric motor and a cable running inside the shaft. The shaft has at least two shaft...
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7588473 |
Marine drive
A stern drive for a boat is provided, which comprises an outer structure that is attachable to the stern of a boat, a housing supported in the outer structure, a gear set and reversing clutch...
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7565876 |
Marine vessel control system
A marine vessel control system includes a primary marine propulsory mechanism attached to the vessel and an intelligent vessel control system. Also included is an attitude sensor linked with the...
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7549901 |
Outboard motor control system
A system for controlling the steering of an outboard motor mounted on a stern of a boat and having an internal combustion engine to power a propeller, which includes an actuator which steers the...
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7546190 |
Adaptive dead-zone compensation for steering systems
A method for compensating a steering system exhibiting dead-zone characteristics estimates the dead-zone parameters of the steering system and establishes a dead-zone inverse function utilizing the...
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7527537 |
Electric type steering device for outboard motors
A steering device can include a steering wheel, connecting members for connecting outboard motors together, and a plurality of steering motors for steering a plurality of outboard motors. A target...
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7517262 |
Steering system for outboard motor
A swivel bracket of an outboard motor pivots about an axis of a tilt shaft disposed at a front end of the bracket unit and extending horizontally in a vertical plane to adjust a tilt angle and a...
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7506600 |
Waterborne vehicle
A waterborne vehicle having a steering mechanism for transmitting a tilt of a hull and steering a propulsion apparatus. The steering mechanism comprises a first operation element for transmitting...
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7494390 |
Action control device for small boat
An action control device for a small boat can include a running condition detecting device, a running environment determining device configured to determine a running environment based upon the...
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7481688 |
Propulsion unit and boat
A boat can have a propulsion unit connected to a rear surface of a transom plate of a hull. The propulsion unit can have a propeller for producing thrust, a power device for driving the propeller,...
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7476134 |
Jet powered steering system for small boat outboard motors
A directional nozzle for the jet output that is attached to a control cable system. This cable turns the directional nozzle, which causes the trust of the jet output to turn the boat. Thus, the...
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7467595 |
Joystick method for maneuvering a marine vessel with two or more sterndrive units
A method for controlling the movement of a marine vessel rotates one of a pair of marine propulsion devices and controls the thrust magnitudes of two marine propulsion devices. A joystick is...
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7455558 |
Trolling motor steering positioner
Trolling Motor Steering Positioner: A trolling motor steering positioner ( 1 ) mounted on electric trolling motor shaft blocks ( 20 ) used on boats. The positioner ( 1 ) is made up of a tiller ( 12...
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7452253 |
Propulsion system of marine vessel
A propulsion system for a marine vessel is provided with at least one skeg in its hull and with a first propulsion device provided at the stern area of the vessel for providing propulsion power. A...
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7442104 |
Steering handlebar for outboard motor
A tiller handle assembly for an outboard motor is provided that comprises a steering handle having a generally hollow body. A throttle grip is attached to a front end of the steering handle, and a...
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7431620 |
Articulating surface drive
A watercraft having an inboard motor and a transom aft of the motor includes an elongate propeller shaft. A propeller is mounted to a distal end of the propeller shaft and a universal joint is...
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7429202 |
Outboard motor control system
In an outboard motor control system having two outboard motors each mounted on a stern of a boat, there is provided a controller that controls operation of steering actuators to regulate steering...
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7416458 |
Controller for propulsion unit, control program for propulsion unit controller, method of controlling propulsion unit controller, and controller for watercraft
A boat control system can include a propulsion unit controller, a port outboard motor, and a starboard outboard motor. The propulsion unit controller can includes an electronic throttle valve...
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7416456 |
Automatic trim system for a marine vessel
An automatic trim control system changes the trim angle of a marine propulsion device as a function of the speed of the marine vessel relative to the water in which it is operated. The changing of...
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7407420 |
Trim and tilt apparatus
A trim and tilt system for use with an outboard propulsion unit on a marine craft having a transom. The trim and tilt system comprises a stern bracket configured to be mounted on the transom of the...
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7407419 |
Outboard engine mounting assembly
An assembly for mounting an auxiliary outboard engine on a boat has a support frame with attachment means for mounting the support frame in an inclined position between a transom of the boat and a...
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7398742 |
Method for assisting a steering system with the use of differential thrusts
A steering assist system provides differential thrusts by two or more marine propulsion devices in order to create a more effective turning moment on a marine vessel. The differential thrusts can...
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7371140 |
Protective marine vessel and drive
A marine vessel and drive combination includes port and starboard tunnels formed in a marine vessel hull raising port and starboard steerable marine propulsion devices to protective positions...
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7354323 |
Motor mount for watercraft
A motor mount for a watercraft having a frame of tubular construction fixed to the stern of the watercraft to space the motor from the stern. The frame includes a pair of vertical legs receiving a...
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7335073 |
Apparatus and method for securing an outboard boat motor during transit
This invention relates to a method to an apparatus and method for securing an outboard boat motor during transportation. More particularly the invention is directed towards a removable support...
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7320629 |
Steering device for small watercraft
In a steering device for a small watercraft that has at least two outboard motors which propulsive directions and propulsive forces are individually controllable. The steering device can have a...
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7318760 |
Mechanism for transferring total weight of outboard engine from boat and ship
A mechanism for transferring total weight of outboard engine from a boat to be loaded onto water surface comprises mainly of two parts, first part is to be fixed to the boat and second part to be...
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7311571 |
Hydraulic steering device for a marine propulsion system
A support device for a marine propulsion system, such as an outboard motor, provides a swivel bracket that is rotatable about a tilt axis relative to a transom bracket with a hydraulic cylinder...
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7294029 |
Mount apparatus for a trolling motor
A mount apparatus for a trolling motor provides latching positions for the stowed and deployed conditions of the trolling motor. Locking the mechanism in either the stowed or deployed positions is...
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7244152 |
Support system for an outboard motor
An adapter system is provided as a transition structure which allows a relatively conventional outboard motor to be mounted to a pedestal which provides a generally stationary vertical steering...
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7241194 |
Outboard motor hydraulic mechanism
An outboard motor hydraulic mechanism having a hydraulic actuator moving the outboard motor about a rotary shaft relative to a boat the motor is mounted on and a hydraulic pump and a plurality of...
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7238065 |
Method and arrangement for function test of a steering for a propeller drive on a boat
A method and arrangement for function test of steering for a propeller drive on a boat including a propeller drive suspended in a housing that can rotate, a servo motor which is arranged to rotate...
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7226326 |
Outboard motor steering angle and tilt/trim angle regulating system
An outboard motor steering angle and tilt/trim angle regulating system includes a pair of hydraulic cylinders each connected, at one end, to the boat through the stern brackets and connected, at...
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7220156 |
Outboard motor steering control system
In an outboard motor steering control system having an actuator steering the outboard motor, three rotation angle sensors each detecting a rotation angle of a steering wheel, three steering angle...
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7207854 |
Connection system for two or more marine propulsion devices
A tie bar arrangement uses a rod end cartridge assembly that provides relative rotatability between an associated rod end and a coupler tube. The provision of a connecting link and steering arm...
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7189127 |
Watercraft propulsion machine
A watercraft propulsion machine equipped with an outboard motor is provided. The propulsion machine includes a propulsion machine body and the outboard motor. The propulsion machine body is...
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7186157 |
Turning propeller drive for a boat
A rotatable propeller drive ( 1 ) for a boat, where the propeller drive ( 1 ) includes an upper fixing plate ( 4 ) adapted for rotationally fixed attachment to the hull bottom ( 2 ) of the boat. A...
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7182033 |
Self-contained marine propulsion system for a pontoon boat
A self-contained marine propulsion device is disposed within a container, or pod, that is removably attachable to an undersurface of a deck of a pontoon boat. An engine is contained within the...
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7160163 |
Steering device, particularly for marine outboard engines
Hydraulic steering device for outboard motors having an end for fastening to transoms of watercrafts. The motor/propeller assembly is mounted on the end to rotate about a substantially vertical...
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7150664 |
Steering actuator for an outboard motor
A steering actuator system for an outboard motor connects an actuator member to guide rails which are, in turn, attached to a motive member such as a hydraulic cylinder. The hydraulic cylinder...
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7150663 |
Pivoting arrangement for controlling outboard drive of propulsion unit
A pivoting arrangement for connecting an actuator to the outboard drive portion of a marine propulsion unit and more particularly to an arrangement for strengthening the pivotal connection without...
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7150662 |
Watercraft docking system and propulsion assembly
An improved docking system for a watercraft and a propulsion assembly therefor wherein the docking system comprises a plurality of the propulsion assemblies and wherein each propulsion assembly...
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7128627 |
Marine steering system having swivel bracket forming hydraulic cylinder
A steering apparatus for a marine craft has a first bracket connectable to the stern of the marine craft. There is a second bracket connectable to the propulsion unit of the marine craft. The...
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7104854 |
Hydraulic system for marine propulsion unit
An improved hydraulic system for a marine propulsion unit where it is insured that leakage of the shuttle valve will not permit the propulsion unit to move from the desired position by having a...
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7101236 |
Marine propulsion unit
A marine propulsion unit utilizing a turbine engine is provided as a drop-in module. The propulsion unit includes a base which forms a part of the hull. The propulsion unit includes a drive unit...
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7086914 |
Modular bracket system for engine mounted trolling motors and the like
A modular engine mount (EM) trolling motor/lower unit mounting bracket is provided. The bracket includes a lower mounting EM bracket that is secured to the cavitation plate of a vessel's outboard...
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7056168 |
Outboard waterjet
An outboard waterjet propulsion system for a marine vessel having a bottom and a transom with a top edge, the propulsion system comprising: an intake duct with grid bars; a motor; an impeller with...
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7048600 |
Method and apparatus for air cooled outboard motor for small marine craft
A belt driven outboard drive and engine assembly mountable to the transom of small flat bottom boats in much the same manner as water-cooled outboard engines. The assembly includes a lower drive...
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7037152 |
Steering apparatus for an outboard marine engine
A tilt tube 21 extends along a horizontal tilt axis B. A steering hydraulic cylinder 8 slides along a piston rod 7 , which extends in parallel with the tilt axis B. An eccentric link shaft 6 ...
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