| Patents for B63H 1 - Propulsive elements directly acting on water (4,187) |
|---|
| 02/22/2005 | US6857919 Impeller for marine propulsion device |
| 02/17/2005 | DE102004029107A1 Francis-Turbine Francis turbine |
| 02/09/2005 | CN2677293Y Recrention boat |
| 02/09/2005 | CN2677289Y Sightseeing boat |
| 02/08/2005 | US6851991 Hull and propeller arrangement |
| 02/03/2005 | US20050027412 Amphibious robot devices and related methods |
| 02/03/2005 | US20050025626 Supercavitating propeller with adjustable cup, and the method to adjust said cup |
| 02/03/2005 | DE102004029109A1 Francis turbine wheel blades have scalloped trailing edge profile delaying the onset of cavitation |
| 02/03/2005 | CA2532599A1 Rotor blade tip section |
| 02/02/2005 | EP1502849A2 Supercavitating propeller with adjustable cup and method to adjust said cup |
| 02/02/2005 | CN1573089A Francis turbine |
| 02/02/2005 | CN1573019A Francis turbine |
| 01/27/2005 | US20050020156 Autonomous bird predation reduction device |
| 01/26/2005 | EP1499525A1 Propeller |
| 01/26/2005 | CN2673793Y Propeller for ship outboard machine |
| 01/26/2005 | CN1569562A Ship propeller |
| 01/25/2005 | US6846365 Using high frequency sound waves; suppression of hydrodynamic cavitation |
| 01/20/2005 | WO2005005839A2 Impeller vane configuration for a centrifugal pump |
| 01/20/2005 | WO2005005823A1 Windmill rotor comprising multiple separate wind channels |
| 01/20/2005 | US20050013691 Francis turbine |
| 01/20/2005 | CA2499514A1 Windmill rotor comprising multiple separate wind channels |
| 01/19/2005 | WO2005047059A2 Screw drive vehicle |
| 01/19/2005 | EP1497555A1 A blade for a wind turbine and a method of assembling laminated profiles for a blade |
| 01/19/2005 | EP1497172A1 Movement conversion device |
| 01/18/2005 | US6843691 Sculling apparatus for small boats |
| 01/05/2005 | CN1559857A Cancave-convex blade and concave-convex screw propeller |
| 01/04/2005 | US6837757 Rim-driven propulsion pod arrangement |
| 12/30/2004 | US20040266281 Cavitation alleviation and line cutting device |
| 12/30/2004 | US20040266279 Sculling apparatus for small boats |
| 12/30/2004 | US20040266278 System for utilization of sinus-shaped motion pattern |
| 12/29/2004 | WO2004113159A1 Device for a ship propeller |
| 12/29/2004 | CN1559097A Method for operating a wind park |
| 12/28/2004 | US6835108 Oscillating appendage for fin propulsion |
| 12/23/2004 | WO2004110859A1 Self-trimming oscillating system |
| 12/23/2004 | US20040258525 [apparatus for harvesting energy from moving fluids] |
| 12/16/2004 | WO2004108525A1 Adaptive compliant wing and rotor system |
| 12/16/2004 | WO2004108522A1 Marine propeller drive |
| 12/16/2004 | WO2004108354A1 A turbine blade |
| 12/16/2004 | CA2518080A1 Adaptive compliant wing and rotor system |
| 12/09/2004 | US20040248481 High efficiency hydrofoil and swim fin designs |
| 12/09/2004 | US20040247442 Turbine blade |
| 12/09/2004 | US20040247435 Cooled nozzled guide vane or turbine rotor blade platform |
| 12/08/2004 | EP1484476A2 Cooled platform for a turbine nozzle guide vane or rotor blade |
| 12/02/2004 | WO2004103811A1 Hollow type impeller for water surface shifter |
| 12/02/2004 | WO2004103809A1 Propeller |
| 12/02/2004 | WO2003076224A3 Ducted channel wing, high-lift devices and vehicles therefor |
| 12/02/2004 | US20040240998 Fluid flow control mechanism |
| 11/18/2004 | WO2004001267A3 Method and system for regulating external and internal fluid flow |
| 11/17/2004 | EP1476353A1 Line design and propulsion system for a directionally stable, seagoing boat with rudder propeller drive system |
| 11/11/2004 | WO2004097183A1 Turbine nozzle segment |
| 11/11/2004 | WO2004063571A3 Cooling fan with reinforced blade |
| 11/11/2004 | DE202004014217U1 Inflatable dolphin shape, comprising handles, keel and swivel mounted tail to be used for riding in river or lake |
| 11/10/2004 | CN1545461A Reduction of propeller-induced pressure fluctuations by introduction of air |
| 11/10/2004 | CN1544287A Ship propulsion installation |
| 11/03/2004 | CN2652824Y Drill shape screw propeller |
| 10/28/2004 | WO2004092010A1 Propulsor |
| 10/28/2004 | WO2004092008A1 A front-mounted water-separation propeller |
| 10/28/2004 | US20040213673 Turbine nozzle segment |
| 10/27/2004 | EP1470042A1 Device that is used to create a rippling motion in two directions of movement which can also be used as a generator |
| 10/26/2004 | US6809444 Free rotating integrated motor propulsor |
| 10/20/2004 | EP1238185A4 A single or multi-bladed rotor |
| 10/20/2004 | CN1537778A Biotic plate propoller ship for |
| 10/17/2004 | CA2425430A1 A front-mounted water-separation propeller |
| 10/14/2004 | WO2004087498A1 Ringed propeller |
| 10/13/2004 | EP1075416B1 Improved hydrofoil device |
| 10/13/2004 | CN1170730C Merchant ship comprising hull is provided for accomodating goods and or people |
| 10/07/2004 | US20040195440 Oscillating foil propulsion system |
| 10/06/2004 | CN2646042Y Waterborne tractor |
| 10/05/2004 | US6799946 Propeller assembly |
| 10/05/2004 | CA2174213C Surface of a body immersed in a fluid flow |
| 09/23/2004 | US20040185725 Propeller with variable geometry and method for varying geometry of a propeller |
| 09/23/2004 | DE202004009443U1 Device with a floating drive used for water sports comprises two floating bodies and drive floats |
| 09/22/2004 | CN1167575C Rotor with split rotor blades |
| 09/15/2004 | CN2640918Y Marine bending hinge propeller module |
| 09/14/2004 | US6790109 Electric rudder propeller of lower installation height |
| 09/09/2004 | US20040175996 Isolated motor pan for watercraft |
| 09/08/2004 | EP1015305B1 Airfoiled blade for a propeller |
| 09/08/2004 | CN2639176Y Disc propeller for ship |
| 09/02/2004 | WO2004074680A1 Improvements relating to power generators |
| 09/02/2004 | WO2004074088A1 Ship's propulsion system, especially for a large sea-going ship |
| 08/26/2004 | US20040166748 Upright human floatation apparatus and propulsion mechanism therefor |
| 08/26/2004 | US20040163579 Twin-rudder system for large ship |
| 08/24/2004 | CA2378607C Rotor with a split rotor blade |
| 08/18/2004 | CN1162301C Shipping propelling equipment |
| 08/12/2004 | WO2004067377A1 Boat drive and method for producing the same |
| 08/11/2004 | CN1161254C Bearing propeller device |
| 08/05/2004 | WO2004065211A1 Propelling device |
| 08/05/2004 | DE10331354A1 Bootsantrieb Boot drive |
| 08/05/2004 | DE10303182A1 Turbine for liquid-conveying pumps, ship propulsion, and gaseous substances having similar properties to liquids comprises a grid having lamellae interrupting the transverse turbulence of a propeller |
| 08/05/2004 | DE10297109T5 Vorrichtung zur Antriebslinearisierung Device for drive linearization |
| 08/04/2004 | EP1355822B1 Marine propulsion system |
| 08/04/2004 | CN1518512A Twin rudder system for large ship |
| 07/29/2004 | WO2004063571A2 Cooling fan with reinforced blade |
| 07/21/2004 | EP1178923B1 Marine propeller with detachable blades |
| 07/20/2004 | US6764363 Upright human floatation apparatus and propulsion mechanism therefor |
| 07/15/2004 | DE202004007237U1 Fin driven boat, has pneumatic drive with lever transmission and on board air reservoir energy supply |
| 07/08/2004 | WO2004056654A1 Arrangement in a propulsion system |
| 07/08/2004 | US20040132360 Transverse watercraft propeller |
| 07/08/2004 | US20040131470 Cooling fan with reinforced blade |
| 07/08/2004 | DE10226713B4 Windkraftanlage Wind Turbine |