| Patents for B63H 23 - Transmitting power from propulsion power plant to propulsive elements (3,809) |
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| 06/22/2011 | CN201872943U Shaft coupler mechanism for vertical shaft of rudder propeller |
| 06/22/2011 | CN201872942U Rotary pipe sealed installation structure of fully rotary paddle |
| 06/22/2011 | CN201872941U Propeller shaft seal installation structure of full circle swinging steering oar |
| 06/22/2011 | CN201872940U Steamship capable of eliminating wave drag |
| 06/22/2011 | CN201872935U Fully-rotary rudder-paddle |
| 06/22/2011 | CN201872934U Power shaft engaging/disengaging mechanism of fully-rotary rudder-paddle |
| 06/22/2011 | CN102101526A Underwater vortex propeller |
| 06/16/2011 | CA2725036A1 Outboard motor control apparatus |
| 06/15/2011 | EP2332824A1 Bearing structure, and propeller device equipped with such bearing structure. |
| 06/15/2011 | CN102092469A Mechanical ship |
| 06/14/2011 | US7959479 Boat propulsion system and boat including the same and boat control device and boat control method |
| 06/08/2011 | EP2330031A2 Device for propelling a vehicle, in particular an aquatic vehicle |
| 06/08/2011 | EP2330030A2 Device for controlling a vehicle |
| 06/08/2011 | EP2329158A2 Bearings for pod propulsion system |
| 06/08/2011 | CN1809695B Device for tubular water turbine and pump incorporating the device |
| 06/01/2011 | EP2327898A1 Flexible coupling structure and ship thruster device with same |
| 06/01/2011 | DE102009047244A1 Verfahren und Verbindungsvorrichtung zur Verbindung eines Ruder- oder Propellerschafts mit einer antreibenden oder anzutreibenden Baugruppe eines Schiffes A method and connection apparatus for connecting a rudder or propeller shaft with a driving or driven assembly of a ship |
| 06/01/2011 | CN201849657U Improved hydraulic control device for marine gearbox |
| 06/01/2011 | CN102079367A Powered dragon boat |
| 05/26/2011 | WO2011062463A2 Stern tube bush unit |
| 05/26/2011 | WO2011038869A3 Drive device for watercraft |
| 05/25/2011 | EP1448437B1 Ship propulsion system |
| 05/25/2011 | CN201842252U Propeller shafting shaft locking device with great braking moment |
| 05/25/2011 | CN201842251U Pitch-adjustable lateral propeller |
| 05/25/2011 | CN201842246U Novel lateral adjustable-pitch propeller for ship |
| 05/25/2011 | CN201842243U Side thruster with adjustable pitch |
| 05/25/2011 | CN201842242U Fixed pitch side propeller |
| 05/25/2011 | CN102072276A Electromagnetic active control device for longitudinal vibration of marine shafting |
| 05/25/2011 | CN102069903A Stern tube bush unit |
| 05/25/2011 | CN102069902A Small oil-filled full-scale deflection vector propeller thruster |
| 05/24/2011 | CA2718097A1 Outboard motor |
| 05/18/2011 | EP2321172A1 Hybrid marine drivetrain |
| 05/18/2011 | CN102060096A Propulsion device without gear box for vector control of permanent magnet synchronous motor of electric ship |
| 05/18/2011 | CN102060095A Emergency rescue boat with dynamic sail |
| 05/12/2011 | WO2010100094A3 Turbomachine having a housing having increased impermeability |
| 05/12/2011 | WO2010017797A3 Pod drive |
| 05/12/2011 | US20110111653 Propulsion chain |
| 05/12/2011 | DE102009052433A1 Ship propulsion has rotating shaft, housing partially surrounding rotating shaft and sealing devices arranged between rotating shaft and housing |
| 05/11/2011 | CN201825213U Wave-absorbing double-power cruiser |
| 05/11/2011 | CN102050214A Underground integrated servo propulsion motor |
| 05/04/2011 | CN201818797U Sealed installation structure of input short shaft of full rotary rudder |
| 05/04/2011 | CN102042329A Floating support structure and ship transmission device |
| 05/04/2011 | CN102040000A Universal spiral propeller |
| 05/04/2011 | CN101633402B Propeller device of dual-conduit nacelle |
| 04/28/2011 | US20110097951 Underwater Propulsion Apparatus Performance Enhancement Device and Associated Methods |
| 04/26/2011 | US7931513 Marine propulsion system |
| 04/21/2011 | WO2011046412A2 Ship for alternatively running fuel gas main drive engine and fuel gas generator engine |
| 04/21/2011 | WO2011046316A2 Ship capable of running selectively with liquefied fuel gas main drive engine and liquefied fuel gas generator engine |
| 04/21/2011 | WO2011013919A3 Ship propulsion unit |
| 04/20/2011 | CN201800908U Dual-speed-ratio gearbox speed control device for fishing boat |
| 04/13/2011 | CN102017352A Circuitry for feeding a drive machine having a plurality of winding systems |
| 04/13/2011 | CN102009739A Multiple bearings of elongated tailshaft |
| 04/07/2011 | WO2011039256A2 Electric drive shaft and vehicle comprising such an electric drive shaft |
| 04/07/2011 | WO2011038869A2 Drive device for watercraft |
| 04/07/2011 | DE102009043530A1 Elektrische Antriebswelle und Fahrzeug mit einer derartigen elektrischen Antriebswelle Electric drive shaft and vehicle with such an electric drive shaft |
| 04/07/2011 | CA2771245A1 Drive device for watercraft |
| 04/06/2011 | CN102001434A Differential marine cycloidal propelling device |
| 04/05/2011 | US7918696 System and method for dynamic energy recovery in marine propulsion |
| 03/31/2011 | WO2011036522A1 Through-hull support for steering and propelling a boat and boat equipped with such a support |
| 03/30/2011 | EP2302771A1 Electric speed changing device for machine tools |
| 03/30/2011 | CN101462589B Double-motor uniaxle power transmission propulsion unit for ship |
| 03/24/2011 | WO2011032293A1 Combination manually driven and motor driven watercraft |
| 03/24/2011 | CA2774406A1 Combination manually driven and motor driven watercraft |
| 03/23/2011 | EP2298642A1 Device for generating electricity and/or for electric motorisation for a watercraft |
| 03/17/2011 | WO2011030328A1 Apparatus and method for reducing the manuverability and speed of a moving ship |
| 03/17/2011 | WO2011029550A1 Mechanically driven, hubless, high-efficiency ship propulsor |
| 03/09/2011 | EP2292511A1 Propusion system |
| 03/03/2011 | WO2010141873A3 Marine power splitting gearbox |
| 02/24/2011 | WO2011021727A1 Marine propulsion device |
| 02/24/2011 | WO2010017814A3 Ship propulsion system for the propulsion of a ship, particularly a double-ended ship, in two different directions of travel and method for the operation thereof |
| 02/24/2011 | CA2778213A1 Marine propulsion device |
| 02/22/2011 | US7891263 Dual speed transmission |
| 02/16/2011 | EP2282929A2 Method and device for operating a sliding bearing |
| 02/16/2011 | CN201747903U Ship gearbox |
| 02/16/2011 | CN201745739U Water motor controller |
| 02/16/2011 | CN1876489B Propulsion unit for motor boats and the electric boat |
| 02/16/2011 | CN101973387A Input minor shaft seal installation structure of rudder propeller |
| 02/16/2011 | CN101973386A Dynamic shaft clutch mechanism for all direction steering oar |
| 02/16/2011 | CN101973381A Propeller shaft seal installation structure of full-rotation steering oar |
| 02/10/2011 | US20110033298 Outdrive unit for boats |
| 02/09/2011 | EP2281744A1 Outdrive unit for boats |
| 02/09/2011 | EP2280862A2 Azimuth propeller drive unit having a low mounting height for a floating device |
| 02/08/2011 | US7883383 Method and arrangement for controlling a drive arrangement in a watercraft |
| 02/08/2011 | CA2468315C Marine propulsion machine |
| 02/03/2011 | WO2011013919A2 Ship propulsion unit |
| 02/02/2011 | EP2279114A1 Propulsion and bearing arrangement for a ship and bearing arrangement |
| 02/02/2011 | EP2279113A2 Turbine motor with at least two rotors |
| 02/02/2011 | CN101963229A Rotary pipe hermetical installation structure of fully rotary steering oar |
| 02/02/2011 | CN101962072A Vertical shaft coupling mechanism of full revolving steering oar |
| 02/01/2011 | US7878874 Marine vessel propulsion drive module |
| 01/27/2011 | US20110021095 Contra-rotating propeller marine propulsion device |
| 01/26/2011 | CN201723688U Marine gearbox with clutch mechanism |
| 01/19/2011 | CN101948005A Method for designing and installing transmission device with propeller and gear box |
| 01/13/2011 | WO2011004456A1 Seal device and method for replacement of seal for propeller shaft of marine vessel |
| 01/13/2011 | WO2010120952A3 Automated shore power system |
| 01/13/2011 | DE102009032787A1 Vorrichtung zum Abdichten einer rotierenden Welle An apparatus for sealing a rotating shaft |
| 01/12/2011 | EP2272750A2 Device for sealing a rotating shaft |
| 01/12/2011 | EP2272147A1 Circuitry for feeding a drive machine having a plurality of winding systems |
| 01/12/2011 | CN101941517A Oscillating type propeller |
| 01/06/2011 | WO2010109248A3 Electric marine propulsion device with integral magnetic gearing |