Matches 1 - 50 out of 398 1 2 3 4 5 6 7 8 >
Match Document Document Title
7625255 Marine propulsion machine provided with drive shaft  
An outboard motor S has a first drive shaft 31 directly interlocked with an engine E, a second drive shaft 32 , an intermediate gear mechanism 33 interlocking the first drive shaft 31 and...
7607958 Marine engine  
A boat has a hull, a deck having a deck floor, and an engine disposed in the hull. A top of the engine is disposed vertically below the deck floor. The engine includes a crankcase, a crankshaft, a...
7578713 Outboard engine system  
An outboard engine system includes a casing and an engine mounted in an upper part of the casing. The casing also contains a torque converter, and a vertically arranged output shaft connected to a...
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...
7530869 Marine propulsion machine having drive shaft  
In an outboard motor S, a first drive shaft 31 and a second drive shaft 32 are interlocked by an intermediate gear mechanism 33 including a drive gear 34 mounted on the first drive shaft ...
7530868 Vertical power unit and outboard engine system  
A vertical power unit includes an input shaft and an output shaft which have axes in the vertical direction and are vertically arranged to each other; and a torque converter between the input shaft...
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...
7517264 Power boat drive system with multiple gearboxes  
A boat drive system is provided for a power boat which includes an engine having a drive shaft, connected to a pair of propeller shafts. The drive system includes a primary gearbox and opposed...
7485020 Outboard motor  
An outboard motor includes a case extending generally vertically and supported on a hull. An engine is supported at an upper end of the case. A propeller is supported by a lower end of the case. A...
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...
7458867 Vertical fluid power transmission and outboard engine system  
A vertical fluid power transmission includes: a vertical crankshaft of an engine; a vertical output shaft; and a vertical torque converter disposed between the crankshaft and the output shaft. An...
7458866 Outboard drive with speed change mechanism  
An outboard drive includes a prime mover having an output shaft. A driveshaft is coupled with the output shaft. Both shafts having axes that extend at least generally parallel to each other. A...
7455559 Shift cutout control system for a watercraft propulsion unit and a watercraft  
A shift cutout control system is provided that can comprise a shift mechanism, an engine electronic control unit, a remote controller, and an ignition control means. The shift mechanism can switch...
7442103 Power boat drive with single engine and twin stern drives  
This boat drive system includes a primary and first and second outboard gearboxes. A drive shaft is connected between the engine and the primary gearbox and parallel shafts are connected between...
7435146 Forward and reverse drive switching device for outboard motor  
A forward and reverse drive switching device for an outboard motor can include a switching mechanism that is actuated so as to set a propeller to a forward drive mode or a reverse drive mode. An...
7413491 Marine vessel propulsion structure and marine vessel driving apparatus  
In an outboard drive or an inboard-outboard drive, power generated by a single engine is transmitted in left and right directions from a main drive shaft, thereby finally causing left and right...
7384320 Power train of a marine transport vessel  
Propellers of a marine transport vessel may be independently controlled at their optimal speed when at least one transmission having a plurality of output shafts capable of independent-speed ratios...
7364483 Marine reversing gear assembly  
The present invention provides a marine reversing gear assembly, wherein a manual directional control valve 7 a and an electromagnetic directional control valve 7 b for a forward/reverse...
7361069 Multiple speed marine propulsion system  
A marine stern drive and multi-speed transmission propulsion system in which a transmission, either manual or automatic, is interposed between the engine and stern drive extending at least...
7318761 Marine stern drive and multi-speed transmission propulsion system  
A marine stern drive and multi-speed transmission propulsion system in which a transmission, either manual or automatic, is interposed between the engine and stern drive extending at least...
7314396 Outboard motor  
In an outboard motor mounted on a stern of a boat, comprising a power source and a driven unit including a drive shaft connected to the power source and a propeller connected to the drive shaft...
7311574 Integrated marine motor support and transmission apparatus  
An integrated motor support and transmission apparatus for a marine propulsion system having a motor and marine drive with a drive shaft, comprising: an output shaft; a support housing attached to...
7303451 Drive unit, particularly for boats  
A drive unit comprising a transmission with two coaxial bevel gears ( 11, 12 ) fitted opposite one another on the same engine shaft ( 10 ), which engage a bevel gear ( 13 ) fitted to a shaft ( 14 )...
7297036 Clutch retention system for a marine propulsion device  
In a marine transmission, trailing faces of each of a plurality of gear projections extending axially from a forward gear are provided with a rake angle. This rake angle of each trailing face...
7297035 Marine craft adapted for shallow water operation  
A marine craft which includes a portable drive assembly temporarily attached to the transom, the portable drive assembly including an elongated drive housing enclosing an upper drive assembly and a...
7291048 Actuator device for a marine propulsion transmission  
An actuator of a marine propulsion transmission is attached to a movable clutch member through the use of a coupler which comprises a generally spherical member formed as a portion of the actuator...
7278895 Marine vessel  
A marine vessel includes a hull and has at least one load carrying facility defined by at least one loading space with a given height, a given width and a given length, whereby the loading space is...
7267593 Shifting device for boat and method of using the same  
A shift device for a boat is operated by a shift lever. Movement of the shift lever causes movement of a mechanical actuator. The device comprises means for detecting the positions of the shift...
7261605 Trolling device  
An object of the present invention is to provide a trolling device which can reduce the operational force of a trolling lever while the oil pressure setting of a marine gear is raised to increase...
7244154 Single and multi-engine drive system for a twin screw vessel  
In a twin screw marine vessel that has two engines arranged in tandem along the vessel's centerline, a drive system allows both engines to drive the propellers or, alternatively, either engine to...
7168997 Boat propulsion system  
A boat propulsion system interposed between a prime mover and a propeller shaft comprises a hydro-mechanical transmission including a hydrostatic transmission part and a gear transmission part. The...
7140932 Outboard motor shift mechanism  
In a shift mechanism for an outboard motor mounted on a stem of a boat and having an internal combustion engine at its upper portion and a propeller at its lower portion that is powered by the...
7125297 Continuously variable transmission  
A variable speed transmission having a plurality of tilting balls and opposing input and output discs is illustrated and described that provides an infinite number of speed combinations over its...
7125296 Forward/backward gear shifting mechanism for outboard engine  
A forward/backward gear shifting mechanism for an outboard engine includes an operating cable passed through an outer pipe fixed to a bracket attached to an under cover and extended into an engine...
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...
7090611 Power transmission device  
Mutual interference between rotation and turning drive forces is prevented by a simple structure. A transmission shaft and a turning body are supported at a housing so as to be relatively coaxially...
7082932 Control system for an internal combustion engine with a supercharger  
A method is provided in which a marine propulsion system with a charge air compressor is controlled through the use of a clutch or a multiple speed transmission that allows the charge air...
7066777 Marine inboard/outboard system  
A marine vessel is provided having a stern drive attached to the transom of the vessel. An actuator is provided for adjusting the pitch of the stern drive relative to the transom of the vessel. The...
7052341 Method and apparatus for controlling a propulsive force of a marine vessel  
A propulsive force controlling apparatus controls a propulsion system attached to a hull of a marine vessel. The propulsion system includes a motor, a propulsive force generating member which...
7052340 Method and apparatus for air cooled outboad motor for small marine craft  
An air cooled, belt drive and engine assembly mountable to the transom of small flat bottom boats in much the same manner as water cooled outboard engines with a lower foot that does not extend...
7040939 Water intake and transmission system  
A water intake and transmission system for simultaneously driving dual jet units of a jet boat. According to a preferred embodiment, the water intake includes dual channels to allow the uptake of...
6994603 Integrated transmission bell housing  
The integrated bell housing on an engine, carries a supercharger, an alternator, a water pump and a starter. The engine has a crankshaft which is coupled to a flywheel in the casing as is a geared...
6969289 Marine vessel propulsion with a thrust bearing  
A marine vessel propulsion assembly has an elastically suspended gearbox with an output drive shaft guided in an axial bearing with a rigidly suspended bearing housing. Free space is provided in...
6969288 Water-jet propulsion personal watercraft  
A water-jet propulsion personal watercraft is disclosed. The personal watercraft typically includes a body including a hull and a deck covering the deck from above, a water jet pump configured to...
6966805 Marine transmission with synchronized engagement of a dog clutch  
A marine transmission for connecting a driven shaft to a driving shaft is provided with first and second dog clutch members and first and second friction clutch members which are actuated,...
6960107 Marine transmission with a cone clutch used for direct transfer of torque  
A transmission for a marine propulsion system uses a cone clutch in such a way that, when in a forward gear position, torque is transmitted from an input shaft, or driving shaft, to an output...
6929518 Method for controlling a shift procedure for a marine propulsion system  
A shifting apparatus for a marine propulsion device incorporates a magnetoelastic elastic sensor which responds to torque exerted on the shift shaft of the gear shift mechanism. The torque on the...
6902451 Marine propulsion system with vertical adjustment without requiring a U-joint  
A marine propulsion system is provided with a transom housing, an intermediate housing, and a drive shaft housing which are rotatable relative to each other. A gearcase is provided which is...
6902448 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...
6893305 Shift mechanism for marine propulsion unit  
A marine propulsion unit has a driveshaft and propulsion shaft driven by the driveshaft and driving a propeller. The driveshaft carries a pinion. The propulsion shaft carries forward and reverse...
Matches 1 - 50 out of 398 1 2 3 4 5 6 7 8 >