| Patents for B63H 23 - Transmitting power from propulsion power plant to propulsive elements (3,809) |
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| 05/30/1995 | US5419724 Stern tube bearing system for contra-rotating propeller shafts of a water-borne ship |
| 05/16/1995 | US5415576 Counter-rotating surfacing marine drive with defined X-dimension |
| 05/16/1995 | US5415575 Marine drive propeller clutch |
| 05/09/1995 | US5413512 Multi-propeller drive system |
| 05/04/1995 | WO1995012075A1 Bearing arrangement for heavy duty marine transmission |
| 05/04/1995 | DE4345126C1 Ship's-propulsion arrangement |
| 05/04/1995 | DE4337401C1 Trolling device for a ship drive unit |
| 05/02/1995 | US5411423 Marine propulsion device with releasably coupled drive shaft assembly |
| 04/12/1995 | EP0647298A1 Drive system with freewheel clutch |
| 04/11/1995 | US5405279 Adapter for diesel engines and stern drives |
| 04/11/1995 | US5405278 Recess flow plate for a boat hull |
| 04/11/1995 | US5405276 Water injection propulsion device |
| 04/06/1995 | DE4403477C1 Shaft coupling |
| 04/04/1995 | US5403216 Ship propulsion arrangement |
| 03/22/1995 | CN1100376A System for lubricating of sealing unit of driving equipment of bi-concentric-opposite-rotating propellor |
| 03/09/1995 | DE4330261A1 Gas turbine marine propulsion plant |
| 02/21/1995 | CA1334497C Marine propulsion device with removable clutch assembly |
| 02/14/1995 | US5388473 Bearing arrangement for heavy duty marine transmission |
| 02/14/1995 | CA1334360C Marine propulsion device gear arrangement |
| 02/09/1995 | DE4327559C1 Drive, which can be retracted into the hull, for sailing boats and yachts with built-in motors |
| 02/02/1995 | WO1995003211A1 Drive unit for a ship |
| 01/26/1995 | WO1995002535A1 Semi-submersible propeller unit for a vessel |
| 01/25/1995 | EP0635101A1 Electrically driven high speed pump |
| 01/19/1995 | DE4323470A1 Sealing arrangement for sealing a shaft leadthrough at the bulkhead wall of a ship |
| 01/18/1995 | CN2187586Y Small ship energy-saving power device |
| 01/18/1995 | CN2187585Y Air jet bump-proof device for ship |
| 01/12/1995 | DE4422940A1 Marineantrieb mit Wassereinlaß in der Finne Marine Drive with water intake in the Finn |
| 01/10/1995 | CA1333863C Marine propulsion device shift linkage |
| 01/10/1995 | CA1333862C Marine propulsion device anode arrangement |
| 01/10/1995 | CA1333859C Marine propulsion device drive shaft |
| 01/05/1995 | WO1995000391A1 Multiple electromagnetic tiles for boundary layer control |
| 01/05/1995 | DE4422681A1 Marine-drive exhaust-gas system |
| 01/05/1995 | DE4422680A1 Contra-rotating marine drive coming to the surface and having a levelling plate |
| 01/05/1995 | DE4422679A1 Marine-drive anode |
| 01/05/1995 | DE4422358A1 Marine drive coming to the surface and having a contoured fin |
| 01/05/1995 | DE4422357A1 Marine drive with torpedo coming to the surface |
| 01/05/1995 | DE4422349A1 Contra-rotating marine drive coming to the surface and having a water line of reduced resistance |
| 01/05/1995 | DE4422346A1 Contra-rotating marine drive working at the surface and having a defined X-dimension (vertical dimension) |
| 12/27/1994 | US5376034 Marine drive exhaust system |
| 12/27/1994 | US5376032 Marine drive with skeg water inlet |
| 12/27/1994 | US5376031 Marine drive with surfacing torpedo |
| 12/22/1994 | WO1994029170A1 Method and device for continuous monitoring and alignment of the propeller shaft of a ship |
| 12/22/1994 | WO1994029169A1 High speed boat |
| 12/20/1994 | US5374208 Ship, in particular deep draft vessel having concentric, contra-rotating propellers |
| 12/13/1994 | US5372526 Drive bearing lubricating device for water injection propulsion vessel |
| 12/13/1994 | US5372430 Bearing assembly |
| 12/13/1994 | CA1333460C Electrically conductive plastic bushings for marine propulsion devices |
| 12/06/1994 | US5370400 Fluid environment sealing system |
| 11/22/1994 | US5366399 Marine stern drive with lubricated and semi-sealed engine output coupler |
| 11/22/1994 | US5366398 Marine dual propeller lower bore drive assembly |
| 11/15/1994 | CA1333080C Seals |
| 11/10/1994 | WO1994025342A1 Shroud for the drive shaft of a watercraft |
| 11/08/1994 | CA1332891C Marine propulsion device with improved oil seal protection device |
| 11/02/1994 | CN2181476Y Ship gear case |
| 10/20/1994 | DE4312518A1 Flexible shaft coupling |
| 10/18/1994 | US5356320 Seal arrangement for propeller shafts of ships |
| 09/22/1994 | DE4308778A1 Marine propulsion with contrarotating coaxial propeller shafts |
| 09/14/1994 | EP0505429B1 Method and apparatus for power transmission to a surface driving propeller mechanism and use of a turbine between the driving engine and propeller mechanism |
| 09/07/1994 | CN1025883C Unit for sealing of rotative axile, especially used for sealing of shaft tube of ship |
| 09/06/1994 | US5344349 Surfacing marine drive with contoured skeg |
| 08/30/1994 | US5342228 Marine drive anode |
| 08/18/1994 | WO1994018458A1 High-speed electrically driven axial-flow pump and boat driven thereby |
| 08/17/1994 | CN1025688C Unit for sealing of rotating axle, particularly axle of ship propeller |
| 08/09/1994 | US5336119 Drive unit for relatively small watercraft |
| 08/02/1994 | US5334062 Self-synchronizing hydraulic control systems for marine engine transmissions |
| 08/02/1994 | US5334061 Reversing marine gas turbine drive |
| 07/12/1994 | US5328396 Power transmission system for an inboard/outboard motor |
| 07/07/1994 | WO1994014649A1 Propeller drive system |
| 07/06/1994 | EP0605072A1 Ship propulsion with two contra-rotating propellers |
| 06/29/1994 | EP0603291A1 Transmission device, especially for boat motors. |
| 06/21/1994 | US5322416 Torsionally twisting propeller drive sleeve |
| 06/09/1994 | WO1994012387A1 Compression washer assembly with line cutter for a boat propeller shaft |
| 06/08/1994 | CN1087592A Sealing unit of ship propeller with two concentric axles rotating in opposite direction |
| 05/17/1994 | US5312277 Method and apparatus for power transmission to a surface driving propeller mechanism and use of a turbine between the driving engine and propeller mechanism |
| 05/11/1994 | WO1994010030A1 An internal combustion engine for propelling a ship and a flexible coupling for use therewith |
| 05/11/1994 | EP0596181A1 Nautical drive assembly with combined action of thrust and sudden turn |
| 05/11/1994 | EP0595977A1 Control system for operating the drive assembly of a ship. |
| 05/11/1994 | EP0461190B1 Hydrofoil propulsion system |
| 05/11/1994 | DE4237612A1 Torque-transmitting elastic coupling element - has elastomeric and plastic portions providing homogeneous hardness and stress distribution |
| 05/10/1994 | US5310372 Through hull assemblies for marine drives |
| 05/10/1994 | US5310371 Tandem propeller assembly for a marine propulsion unit |
| 05/10/1994 | US5310370 Thrust supporting structure for a marine propulsion unit |
| 05/03/1994 | US5308269 Ocean-going vessel |
| 05/03/1994 | CA1329063C Marine propulsion device retention mechanism |
| 04/27/1994 | CN1085999A Dirve system comprising at least one infinitely variable, slipless freewheel clutch |
| 04/26/1994 | US5306183 Propulsion systems for submarine vessels |
| 04/06/1994 | EP0590867A1 Ship propulsion arrangement |
| 04/05/1994 | US5299961 Valve arrangement for an exhaust passage in a marine propulsion unit |
| 03/24/1994 | DE4307756A1 Drive installation, esp. for ships - has gear driven simultaneously or individually by two drive units |
| 03/23/1994 | CN2159360Y Assembled external impeller of boat |
| 03/08/1994 | US5292270 Composite and fairwater structures for marine vessels |
| 02/24/1994 | DE4227718A1 Counter-rotating propeller propulsion system for ships - has spray nozzles to apply lubricating oil mist to end of sealing gap |
| 02/22/1994 | US5288208 Marine propeller block apparatus |
| 02/16/1994 | CN1082155A Unit for sealing of rotating axles, particularly for sealing of shaft tube of propeller of ship |
| 01/20/1994 | WO1994001699A1 Drive system with freewheel clutch |
| 12/07/1993 | US5267736 Sealing apparatus for rotating shafts, in particular stern tube seal for the propeller shaft of a ship |
| 11/04/1993 | DE4213992A1 Drive unit for transferring torque and axial forces between gearbox and work member - has articulated rotary- and bending-resistant connecting shaft arranged for articulated movement with planetary supports swivelling freely in all directions. |
| 10/27/1993 | EP0566788A1 Integral motor propulsion unit for water vehicles |
| 10/27/1993 | EP0566787A1 Dual propeller shock resistant submersible propulsor unit |
| 10/20/1993 | EP0566558A1 Hollow shaft, in particular for ship propulsion systems |