| Patents for B63H 23 - Transmitting power from propulsion power plant to propulsive elements (3,809) |
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| 07/02/2003 | EP1322515A1 Axially adjustable thrust bearing for jet propulsion units |
| 07/01/2003 | US6585546 Methods and apparatus for retaining a propshaft support bearing housing in a gear case |
| 06/26/2003 | US20030118443 Removable propeller assembly incorporating breakaway elements |
| 06/25/2003 | EP1320487A1 A ship's propulsion arrangement as well as a method and means related thereto |
| 06/25/2003 | CN1112301C Stern shaft seal gland for high speed ship |
| 06/25/2003 | CN1112300C 尾轴管 Stern tube |
| 06/25/2003 | CN1112299C Oil lubricating seal device for ship tail shaft |
| 06/24/2003 | US6582259 Boat propeller transmission |
| 06/24/2003 | US6582257 Propulsion unit |
| 06/19/2003 | US20030114051 Propulsion unit |
| 06/18/2003 | EP1320173A2 Mounting arrangement for an electric propulsion unit |
| 06/18/2003 | CN2556126Y Improved marine gearbox (5) |
| 06/18/2003 | CN2556125Y Improved marine gearbox |
| 06/18/2003 | CN2556124Y Improved marine gearbox (6) |
| 06/17/2003 | CA2414858A1 A propulsion unit |
| 06/12/2003 | WO2003048593A1 Propeller shaft bearing |
| 06/12/2003 | WO2003047963A1 Marine propulsion unit |
| 06/12/2003 | WO2003047962A2 Ship propulsion system |
| 06/12/2003 | WO2003047961A2 Boat propulsion system |
| 06/12/2003 | WO2003038286A3 Mixed flow pump |
| 06/04/2003 | EP1315653A2 Driving mechanism for fast watercraft |
| 05/27/2003 | CA2107202C Ship propulsion arrangement |
| 05/22/2003 | WO2003042034A1 Paddle-wheel propulsion for freighters |
| 05/15/2003 | US20030092330 Water intake and transmission system |
| 05/13/2003 | US6562206 Anode assembly |
| 05/08/2003 | WO2003038286A2 Mixed flow pump |
| 05/06/2003 | US6558209 Boat auxiliary drive mechanism |
| 04/30/2003 | CN2547636Y Ship stern shaft anti-fish net oil-lubricating sealing device |
| 04/30/2003 | CN2547635Y Improved marine gear box |
| 04/30/2003 | CN1107172C 离合器 Clutch |
| 04/30/2003 | CN1106975C Boat transmission |
| 04/29/2003 | US6554663 Marine stern drive two-speed transmission |
| 04/24/2003 | US20030077956 Propulsion means for a boat |
| 04/23/2003 | EP1150883B1 Electric ship propulsion |
| 04/23/2003 | CN2546333Y Improved gearbox for ship use |
| 04/23/2003 | CN2546332Y Improved gearbox for ship use |
| 04/23/2003 | CN1106318C Marine nacelle type electric propeller |
| 04/15/2003 | US6547613 Marine drive transmission |
| 04/15/2003 | US6547612 Device for transmitting torque in the power train of a watercraft having an internal combustion engine |
| 04/15/2003 | US6547610 Parallel-operated hydraulic motor type stern propulsion apparatus for boats and hydraulic system for controlling the same |
| 04/08/2003 | US6544083 Shift mechanism for a marine propulsion system |
| 04/03/2003 | WO2003026957A1 Hybrid ship propelling mechanism |
| 04/03/2003 | US20030064638 Water jet propulsion apparatus |
| 04/01/2003 | US6540572 Propulsion system for motor boats |
| 04/01/2003 | US6540570 Counter-rotating transmission |
| 03/27/2003 | WO2003026097A1 Electrical drive device for a ship with elastically supported electric motor |
| 03/27/2003 | WO2003024784A1 Power generating and propelling system of vessel |
| 03/27/2003 | US20030060098 Coupler mounting structure for vessels |
| 03/27/2003 | US20030060097 Drive shaft bearing structure for watercraft |
| 03/27/2003 | US20030060094 Efficient motors and controls for watercraft |
| 03/27/2003 | US20030056704 Boat propulsion device |
| 03/26/2003 | CN1405061A Bearing structure of drive shaft for ship |
| 03/26/2003 | CN1405060A Mounting structure of coupling for ship |
| 03/20/2003 | WO2003023941A1 Shock-proof electric marine engine, e.g. engine or generator |
| 03/20/2003 | US20030054712 Drive shaft bearing structure for boat |
| 03/20/2003 | US20030054710 Drive shaft connecting structure |
| 03/20/2003 | US20030054706 Water jet propulsion apparatus |
| 03/19/2003 | EP1212553B1 Housing for angle gear box for a boat propulsion motor |
| 03/19/2003 | EP1100717B1 Boat or vessel with electric drive |
| 03/18/2003 | US6533624 Four cycle lubricating system for watercraft |
| 03/13/2003 | US20030049980 Drive shaft support structure for small watercraft |
| 03/13/2003 | US20030049979 Marine gear and a method for preventing a drop in motor speed when engaging a multi-plate clutch |
| 03/12/2003 | CN1402679A Driving device with two driving motors of different capacity for vessel |
| 03/06/2003 | WO2003019759A2 Superconducting electrical machines for use in navy ships |
| 03/05/2003 | EP1286884A1 Propulsion system for a ship |
| 03/05/2003 | EP1286883A1 Propulsion system for a ship |
| 03/05/2003 | CN2538667Y Water propeller for vehicle |
| 03/05/2003 | CN1400946A Ship propulsion system comprising a control that is adapted with regard to dynamics |
| 03/05/2003 | CN1400945A Motor unit for a ship |
| 02/25/2003 | US6525508 Charging system for watercraft |
| 02/25/2003 | US6524151 Shaft seal system |
| 02/25/2003 | US6524069 Propeller assembly incorporating improved locking structure |
| 02/20/2003 | WO2002043947A9 Improved wavy composite structures |
| 02/20/2003 | DE20121672U1 Drive system for ship has pod outside hull with central body held on flow straightening vanes and containing electric motor driving ducted propeller to produce water jet |
| 02/19/2003 | CN2536492Y Marine transmission gear cases |
| 02/19/2003 | CN2536491Y Marine gear case |
| 02/13/2003 | US20030032345 Output shaft structure of personal watercraft |
| 02/06/2003 | US20030027467 Shaft guard |
| 02/04/2003 | US6514108 Ocean-going ship, and an ocean-going vessel with a stern tube seal arrangement for sealing a stern tube for a propeller drive shaft, and an arrangement for sealing propeller drive shafts in an ocean-going vessel |
| 01/30/2003 | US20030021691 Progressive shear assembly for outboard motors and out drives |
| 01/23/2003 | WO2003006313A1 A method of disposing of gas and propulsion apparatus for a ship |
| 01/23/2003 | US20030017764 Output shaft structure of personal watercraft |
| 01/23/2003 | US20030015128 Output power shaft structure for personal watercraft |
| 01/22/2003 | EP1276665A1 Pod unit |
| 01/16/2003 | US20030013357 Convertible outboard motor tiller arm and motor incorporating same |
| 01/16/2003 | US20030010127 Performance measuring system and method for analyzing performance characteristics of rotating shafts |
| 01/15/2003 | EP0803657B1 Reversing bearing device for double reversing propeller |
| 01/15/2003 | CN1098877C High-molecular material for stern bearing of ship |
| 01/05/2003 | CA2352673A1 Inline-pipeline electric motor-generator propeller module |
| 01/02/2003 | US20030003817 Two-engine propulsion system for a ship |
| 01/02/2003 | EP1268271A1 Marine gear and a method for preventing a drop in motor speed when engaging a multi-plate clutch |
| 01/02/2003 | EP1173268A4 A separator |
| 01/02/2003 | EP1107909B1 Boat transmission |
| 12/27/2002 | WO2002102659A1 A ship's propulsion arrangement and method |
| 12/27/2002 | WO2002057652A3 Modulatable power transmission clutch and a marine transmission |
| 12/19/2002 | WO2002100716A1 Marine propulsion system with reduced on-board network distortion factor |
| 12/19/2002 | DE10128152A1 Ship's drive system with reduced on-board electrical system distortion factor, has current converters supplying propeller motors that are connected to on-board electrical system |
| 12/12/2002 | WO2002098731A1 Ship pod-mounted hydrojet propeller unit driven by a hollow electric motor |
| 12/12/2002 | CA2449123A1 Ship pod-mounted hydrojet propeller unit driven by a hollow electric motor |
| 12/11/2002 | CN1095786C Bearing assembly for bearing thrust mainly |