| Patent Number |
Title Of Patent |
Date Issued |
| RE34011 |
Propeller combination for a boat propeller unit |
July 28, 1992 |
| The invention relates to a boat propeller unit with double, counter-rotating propellers. The forward propeller is designed to function without cavitation, while the after-propeller is optimally cavitating by being made cupped and with a blade width of between 60% and 75% of the blade |
| D277763 |
Transmission for boats |
February 26, 1985 |
|
| D277762 |
Transmission for boats |
February 26, 1985 |
|
| D277387 |
Combined transmission and propeller assembly for boats |
January 29, 1985 |
|
| D264724 |
Transmission for boats |
June 1, 1982 |
|
| 7430994 |
Cylinder head and combustion engine comprising a cylinder head |
October 7, 2008 |
| A cylinder head (1) for an internal combustion engine, the cylinder head (1) having a top face (1a), a bottom face (1b) arranged to be connected to a cylinder block, a lateral exhaust flange face (1c) arranged to be connected to an exhaust manifold (17), a second lateral face (1d) being |
| 7407366 |
Propeller combination for a boat propeller drive having double propellers |
August 5, 2008 |
| Propeller combination for an aft-mounted boat propeller drive unit with counter-rotating pushing propellers (8,9). The forward propeller (9) is made with blades (12) which have blade tips with an outer edge (b) which approaches a straight line. The width of the blade tip is between 40% a |
| 7238065 |
Method and arrangement for function test of a steering for a propeller drive on a boat |
July 3, 2007 |
| 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 the rotating housing, a position sensor in association with the servo motor which is ar |
| 7226327 |
Outboard drive for boats |
June 5, 2007 |
| An outboard drive for boats, having a steerable underwater housing (1) which has a wing-profiled portion (2). Projecting at an approximately 90 degree angle from the aft part of one side face (31) of the wing profile is a face portion (32), the lateral extent of which amounts to about 1 |
| 7223076 |
Propeller shaft and a propeller adapted thereto |
May 29, 2007 |
| Propeller shaft (2) and a propeller (7) for marine drive units. The shaft has a splines portion (3) on which the propeller is designed to be fixed. The shaft also has a threaded portion (10) for a lock nut between the shaft end and the splines portion for axial fixing of the propeller. T |
| 7223074 |
Propeller shaft arrangement, propeller arrangement, adaptive arrangement and propulsion arrangem |
May 29, 2007 |
| Apparatus for adapting a propeller system including a propeller shaft (15, 16) and a propeller (7, 8) adapted to be mounted on the propeller shaft (15, 16). The propeller system includes a propeller (7, 8) connected in a rotationally fixed manner to a propeller shaft (15, 16), the propel |
| 7220157 |
Arrangement and method for parallel alignment of propeller shafts and means for parallel alignme |
May 22, 2007 |
| An arrangement and method for parallel alignment of propeller shafts in a first and a second underwater housing arranged on the hull of a vessel, which underwater housings are arranged to rotate around an axis of rotation which is angled in relation to the propeller shafts arranged in |
| 7186157 |
Turning propeller drive for a boat |
March 6, 2007 |
| 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 lower underwater housing (6) is provided on which at least one propeller (10, 10a, 10b) is moun |
| 7182657 |
Boat hull with outboard drive and outboard drive for boats |
February 27, 2007 |
| Boat hull with outboard drive unit, said drive unit (5) comprising an underwater housing (6) mounted on the outside of the hull bottom (1) and a gear housing (11) mounted on the inside of the hull bottom and joined to the underwater housing. Between the underwater housing and the gear |
| 7153101 |
Pulling marine propeller |
December 26, 2006 |
| A pulling marine propeller (1) including multiple propeller blades (4) attached to a propeller hub (5). The propeller hub (5) is attachable to a propeller shaft (9) extending from a drive housing (10) located downstream of the propeller (1). The invention is especially characterized |
| 7127333 |
Remote control system for a vehicle |
October 24, 2006 |
| Method and arrangement for providing a remote control system for a vehicle (1) including a primary heading sensor (14) fixedly attached to the vehicle (1). The primary heading sensor (14) is adapted to detect a reference heading (N). A remote control unit (15) having a steering input |
| 7118434 |
Outboard drive for boats |
October 10, 2006 |
| Outboard drive unit for boats, including an underwater housing (6), in which two propeller shafts (7, 8) are mounted and are driven via a first bevel gearing (19, 20, 21) enclosed in the underwater housing, and a second bevel gearing (13, 14, 15) enclosed in a gear housing (11). With |
| 7059167 |
Method and arrangement for indirectly determining fill characteristics of a fluid tank on a mari |
June 13, 2006 |
| Method and arrangement for accommodating indirect ascertainment of fill-characteristics of fluid tanks on marine vessels. The invention includes providing an experientially-based mapping of volume characteristics of a fluid tank positioned on a marine vessel that are correlated with |
| 7048510 |
Propeller spinner for a marine propeller |
May 23, 2006 |
| A propeller spinner (5) for a marine propeller (1) having multiple propeller blades (2) attached to a propeller hub (3) that is adapted for attachment to a propeller shaft (4) and includes a sacrificial anodic material for protecting the propeller shaft (4) and/or propeller hub (3) f |
| 7033234 |
Method of steering a boat with double outboard drives and boat having double outboard drives |
April 25, 2006 |
| A method of steering a planning V-bottomed boat with double individually steerable outboard drive units with underwater housings (6), which extend down from the bottom (1) of the boat. When running at planning speed straight ahead, the underwater housings are set with "toe-in", i.e. |
| 6705907 |
Drive means in a boat |
March 16, 2004 |
| Boat propeller drive with an underwater housing which is connected in a fixed manner to a boat hull and has tractor propellers arranged on that side of the housing facing ahead. In the rear edge of the underwater housing, a rudder blade is mounted for pivoting about a vertical rudder |
| 6638124 |
Arrangement in a marine exhaust system |
October 28, 2003 |
| Method and arrangement for a marine combustion engine exhaust system. The arrangement includes at least two substantially upstanding exhaust pipe arms that are coupled together in common closed fluid communication with a stem exhaust pipe. A pressure equalizer is fluidly connected betwee |
| 6623320 |
Drive means in a boat |
September 23, 2003 |
| Boat propeller drive with an underwater housing which is connected in a fixed manner to a boat hull and has tractor propellers arranged on that side of the housing facing ahead. Arranged in that end portion of the underwater housing facing astern is an exhaust discharge outlet for di |
| 6582259 |
Boat propeller transmission |
June 24, 2003 |
| Boat propeller transmission with a horizontal input shaft, a bevel gear set, a vertical intermediate shaft, an additional bevel gear set, and at least one horizontal propeller shaft. Between the bevel gear sets, a two-speed planetary gear set is engaged, to provide two gear speeds in the |
| 6579136 |
Systems and methods for containing and delivering protective materials to raw water passageways |
June 17, 2003 |
| System and method for protecting a cooling system of a liquid-cooled engine using a protective material. This system enables a boat operator to flush the cooling system using salt, brackish or fresh water. In one embodiment, the system includes a reservoir, a dispenser and a connection d |
| 6554662 |
Hydraulic system in a boat hull, preferably a boat hull having an outboard drive |
April 29, 2003 |
| An hydraulic installation in a boat hull for swinging a properller rig pivotably suspended in a shell on a boat transom using a piston-cylinder device arranged in a hydraulic control circuit. A control valve included in the hydraulic circuit for controlling the flow to and from the h |
| 6533932 |
Device for the continuous further transport of air |
March 18, 2003 |
| A device for the continuous further transport of air in a fuel system includes a container with an inlet orifice and an outlet orifice for the fuel. A tube provided in the container extends from the outlet orifice and opens into a collection space for air in the container. The invention |
| 6500037 |
Servo steering mechanism for boats for example |
December 31, 2002 |
| Servo-assisted steering arrangement for an element pivotable about a steering axis, for example a propeller drive means suspended on a boat transom, said drive means driving a pair of hydraulic steering cylinders (20a, 20b) which connect the drive means to the transom. A manually driven |
| 6439937 |
Boat propeller transmission |
August 27, 2002 |
| Boat propeller transmission with a horizontal input shaft, a bevel gear set, a vertical intermediate shaft, an additional bevel gear set, and at least one horizontal propeller shaft. Between the bevel gear sets, a two-speed planetary gear set is coupled, to provide two gear speeds in the |
| 6371726 |
Foldable propeller |
April 16, 2002 |
| A foldable propeller for a ship having a hub (2) for mounting on a drive shaft of the ship, and at least two skew-type blades (1), each of which is pivotably arranged in the hub (2) for configuration between a first, essentially folded together position and a second, essentially unfolded |
| 6273069 |
Method for calibration the moment of fuel injection |
August 14, 2001 |
| A method for calibrating the injection time (.alpha.) of a first fuel (6') in a diesel engine (2). The method comprises the steps of feeding adjustment fluid (6) under pressure to an injection adjuster (3) which comprises an adjuster plunger (4). The diesel engine (2) is made to run at |
| 6058864 |
Ship hull and vessel with such a hull |
May 9, 2000 |
| A ship hull with bulb prow and with bottom which extends without sharp changes from the bulb to the square stern of the hull along continuously bent longitudinal lines and with hull sides which are inclined from the vertical plane from the waterline to the bottom plane. |
| 6053502 |
Seat for a sealing ring |
April 25, 2000 |
| A sealing ring seat disposed in a housing. The seat has an inner lateral surface, against which an external surface of an elastic outer ring of the sealing ring is intended to lie. The lateral surface of the seat has a peripheral groove with a sharp edge which secures the sealing ring ag |
| 5992599 |
Control system for intermittently pulsing a valve controlling forward and reverse clutches a tra |
November 30, 1999 |
| A control system for an engine transmission provided with a coupling mechanism for engaging or disengaging coupling of the transmission. The control system has one or more valves movable between two positions for controlling engagement and disengagement of the coupling mechanism. The |
| 5947188 |
Method and a device for permitting cooling of heat-sensitive components |
September 7, 1999 |
| A device (10) for cooling heat-sensitive components is disclosed. The device includes a housing (12) for receiving the components, and attachment means integral with the housing for attaching the device (10) to another component (24). The attachment means is provided with at least on |
| 5921826 |
Angle gearing, especially for a marine outboard drive unit |
July 13, 1999 |
| Angle gearing, especially a lower angle gearing between an intermediate shaft (2) and one or two propeller shafts (6, 7) in a marine outboard drive unit. A conical bevel gear (3) is pre-tensioned on the intermediate shaft against a cone (10) on the intermediate shaft by a nut (13) which |
| 5785562 |
Method for trimming of a boat propeller drive and drive unit with means for performing the metho |
July 28, 1998 |
| Drive unit for boats comprising an internal combustion engine (16) and an outboard drive (1) driven by the engine. The engine has an engine control unit (13) which holds the speed of the engine constant independently of the load on the engine. A flowmeter (15) continuously gives a signal |
| 5755605 |
Propeller drive unit |
May 26, 1998 |
| A propeller drive installation in a boat has two propeller drive units (8, 9) which extend out through individual openings (4, 5) in the bottom (1) of a V-bottomed boat, so that the legs are inclined relative to each other. The leg of one drive unit can be set to turn the boat in one |
| 5755604 |
Boat propeller drive unit |
May 26, 1998 |
| Boat propeller drive unit, comprising a frame-like carrier (1) intended to be fixedly joined to a boat transom, and a propeller rig (4) which is suspended in a fork (13) for trim and tilting movement relative to the fork about a horizontal axis (a). The fork in turn is mounted in the |
| 5735718 |
Drive unit for boats |
April 7, 1998 |
| A drive unit for a boat having an engine with a flywheel surrounded by a flywheel casing, a propeller drive housing connected to, but electrically insulated from, the flywheel casing, and an input shaft for the propeller drive housing which is driven and electrically insulated from the |
| 5720559 |
Combined bearing and fluid supply unit |
February 24, 1998 |
| A combined bearing and fluid supply unit is disclosed primarily for use in a power transmission system for marine vessels. The unit has a housing having a circular opening. The circular opening is delimited by an inner surface of the housing, and the inner surface is provided with one or |
| 5715728 |
Transmission device, especially a reversing gear for boats |
February 10, 1998 |
| Reversing gears for boats, comprising an angle gear with two gears (4,5) which are rotatably mounted on a secondary shaft (8) and are alternately lockable to the shaft by means of a clutch sleeve (11). The clutch sleeve has exterior clutch cones (12,13), which are coated with a surface c |
| 5709128 |
Reversing gear for boats |
January 20, 1998 |
| Reversing gear for boats, comprising a displaceable engaging sleeve (10) with a V-shaped groove (22), into which there extends a gear selector in the form of a dog (21) on a pin (29) movable in the axial direction of the engaging sleeve. The pin is excentrically mounted in a rotatable sl |
| 5690521 |
Transmission device, especially a reversing gear for boats |
November 25, 1997 |
| Reversing gears for boats, comprising an angle gearing with two gears (4,5) rotatably mounted on a secondary shaft (8) and alternately lockable to the shaft by means of a clutch sleeve (11). The clutch sleeve consists of aluminum and has exterior coupling cones with surfaces (12,13), whi |
| 5688152 |
Marine drive unit with the primary shaft bearing mounted in the engine flywheel cover |
November 18, 1997 |
| A marine drive unit in combination with a coupling (6) between the engine (4) and the propeller drive unit (2). The unit has a divided flywheel cover (20), the proximal portion (22) of which is joined to the engine and has an axially extending section (25) with a connecting portion (38), |
| 5584225 |
Hydraulic cylinder, especially a trim and tip cylinder for outboard type boat propeller drive un |
December 17, 1996 |
| A hydraulic cylinder provided in its piston with axial channels with check valves permitting fluid flow in one direction from one cylinder chamber to the other. Constricting means in the form of a spring-biased plate displaceably mounted on the piston rod covers, after a certain disp |
| 5580289 |
Transmission device in an outboard drive unit for boats |
December 3, 1996 |
| Transmission device in an outboard drive unit for boats, comprising an input shaft (1) and an intermediate shaft (3) mounted perpendicular thereto, said intermediate shaft being driven by the input shaft via a pair of bevel gears (2, 6). The bevel gear on the intermediate shaft can b |
| 5562508 |
Marine propulsion arrangement |
October 8, 1996 |
| Stern drive for boats, including a drive shaft housing rotatably journalled in a pivotal fork-shaped support bracket. Trim cylinders between a carrier on the boat transom and the support bracket, and steering cylinders between the support bracket and a cavitation plate on the drive shaft |
| 5558548 |
Propeller drive for boats |
September 24, 1996 |
| Propulsion unit for marine vessels with a gear or bearing housing (6) in which a propeller shaft (7) with a surface-breaking propeller (8) is carried. In a horizontal plane the propeller shaft forms an angle (.alpha.) to a guide fin (9) so as to create a resultant force (R) of the pr |
| 5547408 |
Compression washer assembly with line cutter for a boat propeller shaft |
August 20, 1996 |
| Compression washer assembly with line cutter for mounting on a boat propeller shaft between a shoulder on the shaft and the end of a propeller hub. The compression washer assembly comprises a hub portion with a cross section conforming to the shaft. The hub portion is fixed in a central |
