| Patents for B63H 23 - Transmitting power from propulsion power plant to propulsive elements (3,809) |
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| 11/13/2013 | EP2662279A2 Protective shaft cover |
| 11/13/2013 | EP2662278A1 Pivoting device for a ship propeller pod |
| 11/13/2013 | EP2662277A1 Hybrid marine propulsion |
| 11/13/2013 | EP1430590B1 Superconducting electrical machines for use in navy ships |
| 11/13/2013 | CN203283373U Ship hydraulic reciprocating type propeller |
| 11/12/2013 | CA2813947A1 Seal arrangement with improved shaft bushing for a rotating ship propeller shaft |
| 11/07/2013 | DE102012103814A1 Antriebsvorrichtung für ein Schiff Drive mechanism for a ship |
| 11/06/2013 | EP2658774A2 Propulsion system |
| 11/06/2013 | CN203268311U Ship tail shaft structure |
| 11/06/2013 | CN203268310U Tail shaft aquatic weed cutting device |
| 11/06/2013 | CN203268309U Underwater propeller propelling device |
| 10/31/2013 | WO2013162328A1 Propulsion apparatus for ship and ship having same |
| 10/31/2013 | WO2013072226A3 Power supply system of a marine vessel |
| 10/30/2013 | CN203253089U Firefighting ship |
| 10/30/2013 | CN103380056A Steam turbine driving machine, and ship and gas liquefaction apparatus each equipped with steam turbine driving machine |
| 10/24/2013 | WO2013156662A1 An arrangement for sealing a propeller shaft of a marine vessel and a method of controlling the operation thereof |
| 10/24/2013 | DE102012206645A1 Schiffsantrieb Marine propulsion |
| 10/23/2013 | CN203246580U Deep-sea high-temperature mini underwater propeller propelling device adopting magnetic transmission and pressure compensation |
| 10/23/2013 | CN203246579U Flexible shaft transmission underwater propeller propelling device |
| 10/17/2013 | CA2812562A1 Fault protection system for a power system of dynamically positioned vessel |
| 10/16/2013 | CN203239874U Gearbox for working condition of shrimp fishing boat |
| 10/16/2013 | CN203237398U Propeller shaft |
| 10/10/2013 | WO2013150272A1 Outboard motor for a boat |
| 10/09/2013 | EP2646315A1 Seal arrangement for a propeller shaft and method for sealing a propeller shaft |
| 10/09/2013 | CN103347780A Arrangement for steering a ship and for supplying power to its propulsion system |
| 10/08/2013 | US8550864 Drives for propulsion of marine vessels |
| 10/03/2013 | WO2013106022A3 Two-into-two or one hybrid power device for a marine vehicle |
| 10/02/2013 | CN203222752U Amphibious cleaning device |
| 10/02/2013 | CN103332285A Marine gear accelerator operation and control mechanism and boat |
| 10/02/2013 | CN102317640B Engine controller |
| 10/01/2013 | US8545278 Method and apparatus for operation of a marine vessel hybrid propulsion system |
| 09/25/2013 | EP2642142A1 Self-aligning sliding bearing |
| 09/25/2013 | CN103329396A Power supply system for an electrical drive of a marine vessel |
| 09/25/2013 | CN103328325A Seal arrangement for a propeller shaft and method for sealing a propeller shaft |
| 09/25/2013 | CN103328321A Floating or submerging device with an electrolyser |
| 09/25/2013 | CN103318396A Ship diesel-electric hybrid power system of hybrid-connected structure and mixing method |
| 09/25/2013 | CN102431636B Hydraulically-driven rotary and lifting hanging paddle device for small fishing vessel |
| 09/19/2013 | WO2013137746A1 Propulsion unit for maritime vessel |
| 09/19/2013 | WO2013135557A1 Drive cascade system for a watercraft |
| 09/18/2013 | EP2637921A1 Floating or submerging device with an electrolyser |
| 09/18/2013 | CN102384227B Dual-speed-ratio gearbox for ships |
| 09/18/2013 | CN102336261B Shaftless propeller |
| 09/12/2013 | US20130238177 Watercraft propulsion device |
| 09/12/2013 | DE102012203820A1 Antriebskaskadierung für ein Wasserfahrzeug Antriebskaskadierung for a watercraft |
| 09/11/2013 | EP2636115A2 Methods of operating dual fed systems |
| 09/11/2013 | CN103298692A Marine propulsion systems |
| 09/11/2013 | CN103291936A Ship with a bulkhead seal in the area of shaft penetration portion |
| 09/11/2013 | CN103287566A High-power Z-shaped transmission device for marine |
| 09/11/2013 | CN103287565A Generator speed-increasing gear box driven by ship power main transmission shaft |
| 09/11/2013 | CN103287564A Full-rotary steering device for controllable-pitch propeller |
| 09/11/2013 | CN103287557A Novel underwater robot movement control device |
| 09/11/2013 | CN102139756B Paralleling dual-PTO (power take-off) marine gearbox |
| 09/11/2013 | CN101911472B Apparatus, system and method for electric power supply |
| 09/04/2013 | CN203176303U Marine gearbox with excessively large reduction ratio |
| 09/04/2013 | CN203172885U Coupling device of marine gearbox and diesel engine |
| 09/04/2013 | CN103283106A Methods of operating dual fed systems |
| 09/04/2013 | CN103274038A Motive power device of power driven ship |
| 08/29/2013 | US20130220196 Shaft Seal Arrangement for a Ship Bulkhead |
| 08/29/2013 | DE102012004443A1 Schiff mit einer Schottabdichtung im Bereich von Wellendurchführungen Ship with a bulkhead seal in the area of shaftways |
| 08/28/2013 | EP2631438A1 Propulsion device and ship with same |
| 08/27/2013 | US8517783 Propeller mechanism for a marine vehicle |
| 08/22/2013 | DE102012101427A1 Hybridantrieb für ein Wasserfahrzeug Hybrid drive for a watercraft |
| 08/21/2013 | EP2627557A1 Marine propulsion systems |
| 08/21/2013 | CN103253362A Wave-driving propeller propelling device and underwater gliding machine |
| 08/14/2013 | EP2625768A2 Power supply system for an electrical drive of a marine vessel |
| 08/14/2013 | CN203130977U Single-in-single-out dredger in-cabin pump gear box |
| 08/14/2013 | CN203127136U Marine gearbox integrated with CPP hydraulic system |
| 08/14/2013 | CN203127135U One-driving-more Multipurpose marine gearbox |
| 08/14/2013 | CN203127134U Multifunctional output gearbox at front end of main engine for ship |
| 08/14/2013 | CN103244654A High-power double-reduction-ratio marine gearbox body and processing method thereof |
| 08/13/2013 | US8506338 Connecting piece that can be inserted into a boats hull |
| 08/08/2013 | US20130200691 Power distribution systems |
| 08/07/2013 | EP2623416A1 Energy supply and propulsion assembly for ships |
| 08/07/2013 | EP2621801A1 An arrangement, a sealing assembly, a casing flange and a spacer for sealing the propeller shaft of a marine vessel |
| 08/07/2013 | CN203111491U Novel ship shaft support |
| 08/07/2013 | CN103231793A Connection device and connection method of marine gearbox and diesel engine |
| 07/31/2013 | CN203094428U Power latter transmission system of ships and boats in near sea and inland rivers |
| 07/31/2013 | CN203094425U Underwater propeller support |
| 07/30/2013 | DE202013006128U1 Kohleschwimmringdichtung zur Abdichtung von Wellendurchführungen durch Schottwände Carbon floating ring seal for sealing the shaft penetrations through bulkheads |
| 07/24/2013 | CN203078747U Fishing net prevention structure for propeller shaft of small-sized boat |
| 07/24/2013 | CN203078746U All-rotation propelling device and hydraulic control system thereof |
| 07/18/2013 | WO2013106022A2 Two-into-two or one hybrid power device for a marine vehicle |
| 07/18/2013 | WO2013104658A1 Riverboat and method for operating a riverboat |
| 07/17/2013 | EP2613999A1 Drive |
| 07/17/2013 | DE202013005592U1 Seascooter Antrieb mit einem außerhalb des Gehäuses platzierten Außenläufer Elektromotor, der die Wasserschraube antreibt Seascooter drive with a placed outside the housing outer rotor electric motor that drives the water screw |
| 07/17/2013 | CN203064191U Manpower hydraulic transmission ship |
| 07/17/2013 | CN103204231A Telescopic full-revolving propeller |
| 07/10/2013 | CN203047523U Crank shaft bracket |
| 07/04/2013 | US20130172149 Ship propulsion device |
| 07/03/2013 | CN203032927U Marine diesel engine parallel operation gear transmission device |
| 07/03/2013 | CN103189274A Ship propulsion device |
| 06/27/2013 | DE102011089895A1 Bearing device for supporting drive shaft of ship i.e. luxury yachts, has coupling bolt arranged within casings for coupling housing with supporting frame, and resilient deformable element arranged between coupling bolt and casings |
| 06/26/2013 | CN103171751A Tourist ship suitable for shipping in narrow stream segment |
| 06/25/2013 | US8469755 Drive arrangement for an inboard-outboard drive engine of a watercraft |
| 06/20/2013 | WO2013089136A1 Device for decelerating and reversing ship |
| 06/20/2013 | WO2013089133A1 Decelerating and reversing device for marine vessel |
| 06/20/2013 | US20130157527 Watercraft Propulsion Apparatus |
| 06/19/2013 | CN102190080B Gearbox with reversing, ahead running, clutching and full-power PTO (Power Take Off) output functions for ship |
| 06/13/2013 | DE102008005257B4 Drehelastische Wellenkupplung Torsionally flexible shaft coupling |
| 06/12/2013 | CN202992120U Heavy type marine gearbox |