| Patents for B63H 23 - Transmitting power from propulsion power plant to propulsive elements (3,809) |
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| 03/26/2009 | WO2009039320A1 Polygon rotor attachment device |
| 03/25/2009 | CN201211927Y Heavy-duty gear rotary type liftable all rotary propeller |
| 03/25/2009 | CN100472043C Diesel engine power transfer method and gearbox driving device |
| 03/24/2009 | US7506737 Marine reversing gear assembly provided with locking device |
| 03/18/2009 | CN201209754Y Lubrication apparatus for side direction thruster |
| 03/10/2009 | US7500892 Marine propulsion system |
| 03/05/2009 | DE10005538B4 Bootsantrieb Boot drive |
| 03/04/2009 | EP1322515B3 Axially adjustable thrust bearing for jet propulsion units |
| 03/04/2009 | CN201201714Y Ship stern tube structure |
| 03/04/2009 | CN201201711Y Rudderless supercharging propeller thruster |
| 02/26/2009 | US20090053945 Underwater Propulsion Apparatus Performance Enhancement Device and Associated Methods |
| 02/26/2009 | US20090053944 Propulsion system for a ship or seagoing vessel |
| 02/26/2009 | DE19952233B4 Vorrichtung zum Übertragen von Drehmomenten im Antriebsstrang von Wasserfahrzeugen, vorzugsweise mit Verbrennungsmotor A device for transmitting torque in the drive train of vessels, preferably with internal combustion engine |
| 02/26/2009 | DE112004001883B4 Mobiles Antriebssystem für Wasserfahrzeuge Mobile propulsion system for boats |
| 02/24/2009 | US7494392 Outboard motor shaft support |
| 02/24/2009 | US7494391 Propulsion unit for outboard motor |
| 02/24/2009 | US7494390 Action control device for small boat |
| 02/19/2009 | WO2008097888A9 Improvements in or relating to a device capable of translational movement over a surface |
| 02/19/2009 | US20090047847 Marine vessel propulsion drive module |
| 02/17/2009 | US7491104 Watercraft speed control device |
| 02/17/2009 | US7490992 Integral bearing unit made from a slippery/polymer alloy |
| 02/11/2009 | CN101363381A Electric-controlled work system for motorboat with petrol engine |
| 02/10/2009 | US7488225 Propeller for boat |
| 02/05/2009 | US20090036006 Drive shaft sealing device for small watercraft |
| 02/04/2009 | CN201189953Y Pusher for boat |
| 02/03/2009 | US7485021 Watercraft speed control device |
| 01/29/2009 | US20090029607 Propeller power transmission device for 1-engine, 2-shaft vessel |
| 01/28/2009 | CN201187553Y High power gearbox for ship |
| 01/22/2009 | DE202008014393U1 Hydraulische Steuerung Hydraulic Steering |
| 01/21/2009 | EP2016519A2 Restricting unsupervised activity of unmanned vessels |
| 01/21/2009 | EP2015986A2 Guidance of marine vessels |
| 01/21/2009 | CN201183607Y Stern herringbone bracket structure of dredge boat |
| 01/21/2009 | CN201183606Y Propulsion system |
| 01/21/2009 | CN201183603Y Propulsion unit for ship |
| 01/14/2009 | CN101342940A Deflection apparatus of propelling device of self-moving carrier on water surface |
| 01/14/2009 | CN101342931A Self-moving carrier on water surface with overturn resistance |
| 01/07/2009 | CN201176260Y Shock resistance axial seal device for screw shaft of ship shock resistance type axial seal device for stern shaft of shipping |
| 01/07/2009 | CN100448743C Speed-increasing and low consumption device of ship |
| 01/02/2009 | DE102006041031B4 Betriebsverfahren für ein Schiff mit Elektroantrieb und Verbrennungskraftmaschinen-Zusatzantrieb sowie zur Durchführung des Verfahrens geeignetes Schiff A method of operating a ship with electric drive and the internal combustion engine accessory drive as well as for performing the method suitable ship |
| 12/31/2008 | CN101336398A A method and a system for testing of a power management system of a marine vessel |
| 12/17/2008 | CN101326098A Hybrid propulsion system for a watercraft |
| 12/16/2008 | US7467051 Method and a system for testing of a power management system of a marine vessel |
| 12/10/2008 | CN201161711Y Wheeled paddle |
| 12/04/2008 | WO2008145114A2 Rudder propeller drive, and rudder propeller driving method |
| 12/04/2008 | CA2688370A1 Rudder propeller drive and rudder propeller driving method |
| 12/03/2008 | CN100439202C Barge arrangement, barge unit and tug unit |
| 12/03/2008 | CN100439201C Propulsion system for ship |
| 12/02/2008 | CA2410497C Propulsion system for a ship |
| 11/20/2008 | WO2008100952A3 Marine vessel propulsion drive module |
| 11/12/2008 | EP1990273A2 Propelling system for boat |
| 11/12/2008 | EP1989103A2 Watercraft and method for the operation of a watercraft |
| 11/12/2008 | CN101301926A Bionic robot fish having up-down movement module and tail module |
| 11/11/2008 | US7448929 Ship propulsion system with cooling systems for the stator and rotor of the synchronous machine of the propulsion system |
| 11/06/2008 | WO2008043011A3 Enclosed shaft system for marine propulsion |
| 10/30/2008 | WO2008130968A1 Power generation system for marine vessel |
| 10/30/2008 | DE102007055197A1 Variable translation dual propeller drive variable transmission twin drive for marine craft has internal combustion engine that acts on two propeller shafts via manual gearbox with several forward gears |
| 10/23/2008 | US20080261467 Marine Vessel |
| 10/15/2008 | EP1979229A1 Method of measuring coupling ratios |
| 10/08/2008 | EP1976750A1 Assembly for reducing friction loss in a propeller or turbine in a current of water |
| 10/07/2008 | CA2472247C Damping of vibrations |
| 10/02/2008 | WO2008097888A3 Improvements in or relating to a device capable of translational movement over a surface |
| 09/30/2008 | US7429201 Frigate ship-type equipment system |
| 09/25/2008 | US20080233814 Propulsion drive |
| 09/24/2008 | EP1972545A1 Propulsion drive |
| 09/24/2008 | CN201121691Y Gearbox for ship |
| 09/24/2008 | CN201121689Y Gearbox for light high-speed ship |
| 09/18/2008 | WO2008111249A1 Ship maneuvering device having intermittent specifications |
| 09/18/2008 | US20080227585 Outboard motor |
| 09/17/2008 | CN101267977A Marine vessel |
| 09/11/2008 | DE102004058259B4 Drehzahlvariabler Schiffsantrieb Variable-speed marine propulsion |
| 09/10/2008 | EP1967934A1 Thrust metering system |
| 09/10/2008 | EP1967448A2 Hydraulic saildrive apparatus |
| 09/10/2008 | EP1967447A2 Stern drive, in particular for twin-propeller boats |
| 09/10/2008 | EP1680320A4 Decoupling clutch, particularly for marine |
| 09/09/2008 | US7421771 Device for holding a rotatable propeller and method of using same |
| 09/03/2008 | EP1964770A1 Marine propulsion system and method of operating the same |
| 09/03/2008 | EP1651513A4 Dual speed transmission |
| 08/28/2008 | US20080207337 Joint |
| 08/27/2008 | EP1960855A1 A method and a system for testing of a power management system of a marine vessel |
| 08/27/2008 | EP1960260A1 Hybrid propulsion system for a watercraft |
| 08/27/2008 | EP1390223B1 Phev (pneumatic hybrid electric vehicle) |
| 08/27/2008 | CN101249884A Ship craft integrated hydraulic propulsion method and device |
| 08/26/2008 | US7416458 Controller for propulsion unit, control program for propulsion unit controller, method of controlling propulsion unit controller, and controller for watercraft |
| 08/26/2008 | US7416456 Automatic trim system for a marine vessel |
| 08/20/2008 | CN100413189C Electrical machines for navy vessels based on superconducting technology, |
| 08/20/2008 | CN100412731C Propelling force controller and its method, ship with the controller and related operating system |
| 08/19/2008 | US7413491 Marine vessel propulsion structure and marine vessel driving apparatus |
| 08/14/2008 | US20080194158 Marine reversing gear assembly |
| 08/13/2008 | EP1955945A1 Vessel with electric motor |
| 08/12/2008 | CA2410498C Propulsion system for a ship |
| 08/07/2008 | US20080188147 Marine transmission transom extension enclosure system |
| 07/31/2008 | US20080182672 Propeller Shaft |
| 07/31/2008 | DE102007003867A1 Verfahren und Vorrichtung zum Überwachen eines eine hochelastische Kupplung aufweisenden Antriebsstrangs Method and apparatus for monitoring a highly flexible coupling having powertrain |
| 07/30/2008 | CN101229847A Fluid wheel |
| 07/23/2008 | CN101228065A Ship maneuvering device |
| 07/22/2008 | CA2328969C Human-powered energy generation and transmission system |
| 07/17/2008 | DE102007002644A1 Stern tube seal, has housing fastened at stern tube and surrounding drive shaft, and sliding ring consisting softer material lying in holder and held in holder in removable manner by retaining units i.e. 0-rings |
| 07/15/2008 | US7399212 Boat |
| 07/10/2008 | WO2008081189A1 Power systems |
| 07/10/2008 | WO2008081068A1 Dynamic device for propulsion systems |