| Patents for B63H 1 - Propulsive elements directly acting on water (4,187) |
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| 07/20/2006 | US20060160442 Screw drive vehicle |
| 07/20/2006 | US20060159550 Horizontal axis wind turbine |
| 07/18/2006 | CA2384580C Ribbon drive power generation apparatus and method |
| 07/13/2006 | US20060150887 Multi-mode propulsion glide submarine |
| 07/13/2006 | US20060150629 Use of intersecting vane machines in combination with wind turbines |
| 07/11/2006 | US7074012 Turbine blade |
| 07/06/2006 | US20060147308 Method for mounting rotor blades of a rotor blade for a wind turbine |
| 07/06/2006 | DE102004019767B4 System for controlling blade pitch especially in marine propulsion has hydro pneumatic control cylinders and hydraulic servo cylinders linked to the master controls by remote control such as via a bus |
| 07/05/2006 | EP1534589A4 Hydrodynamically and aerodynamically optimized leading edge structure for propellers, wings, and airfoils |
| 07/05/2006 | CN2792944Y Bionic impeller |
| 07/05/2006 | CN1798634A A turbine blade |
| 07/04/2006 | US7071578 Wind turbine provided with a controller for adjusting active annular plane area and the operating method thereof |
| 06/29/2006 | WO2006069232A1 Manually propelled watercraft and propulsion mechanism |
| 06/29/2006 | WO2006068504A1 Propeller arrangement |
| 06/29/2006 | US20060142899 Method of operating a wind park |
| 06/29/2006 | US20060140766 Vane wheel for torque converter and manufacturing method |
| 06/29/2006 | US20060140765 Vertical axis wind engine |
| 06/29/2006 | DE202005002546U1 Thrust system for power boat has vertical drive shaft to bottom-mounted impeller wheel within shroud |
| 06/27/2006 | US7066717 Ceramic matrix composite airfoil trailing edge arrangement |
| 06/27/2006 | US7066709 Wind driven power generating system |
| 06/22/2006 | US20060133937 System and method for passive load attenuation in a wind turbine |
| 06/21/2006 | EP1670680A2 Screw drive vehicle |
| 06/20/2006 | US7063509 Conical tip shroud fillet for a turbine bucket |
| 06/20/2006 | US7063507 Balance adjusted fan |
| 06/15/2006 | US20060125336 Harmonic propulsion and harmonic controller |
| 06/14/2006 | EP1668243A2 Wind turbine having airfoils for blocking and directing wind and rotors with or without a central gap |
| 06/14/2006 | CN1785747A Pectoral fin structure of bionic mechanical fish |
| 06/13/2006 | US7059923 Cycloidal propeller |
| 06/08/2006 | US20060121802 Apparatus to convert an all terrain vehicle into a boat, and methods of constructing and utilizing same |
| 06/08/2006 | US20060120872 Vertical shaft-type wind power generation device and method of producing blade structure and method of installing blade wheel for wind power generation device, and wind power generation plant for wind protection |
| 06/07/2006 | EP1548277B1 Windmill rotor comprising multiple separate wind channels |
| 06/06/2006 | US7056092 Modular propeller |
| 06/06/2006 | US7056091 Propeller hub assembly having overlap zone with optional removable exhaust ring and sized ventilation plugs |
| 06/01/2006 | US20060116037 Method and apparatus for monitoring boat decelelation during rowing |
| 06/01/2006 | US20060116032 Amphibious recreation vehicle |
| 05/31/2006 | CN2784307Y Bionic fish robot with swing type flexible joints |
| 05/31/2006 | CN1780972A Turbine nozzle segment |
| 05/30/2006 | US7052524 Fan mounted air purifier |
| 05/30/2006 | US7052348 Autonomous bird predation reduction device |
| 05/26/2006 | WO2006054890A1 Rotor device and drive device provided with such a rotor device for a vessel |
| 05/25/2006 | US20060110252 Impeller for axial-flow heat-dissipating fan |
| 05/25/2006 | US20060110251 Wind turbine |
| 05/24/2006 | CN1776020A Hard composite nano ceramic film coating for use on propeller blade surface |
| 05/23/2006 | US7048510 A zinc anodic insert body is contained inside a plastic hollow spinner cone for corrosion protection of blades, shafts and attached hubs; having radial protrusion extending through each of the perforations in the hollow spinner cone surface; maintaining hydrodynamic performance |
| 05/23/2006 | US7048505 Method and system for regulating fluid flow over an airfoil or a hydrofoil |
| 05/23/2006 | CA2304507C A marine propeller, propeller system and components belonging thereto, and a method of connecting a propeller |
| 05/18/2006 | WO2006052278A2 Ceramic matrix composite airfoil trailing edge arrangement |
| 05/18/2006 | DE19749497B4 Wasserfahrzeug Water craft |
| 05/18/2006 | CA2563824A1 Ceramic matrix composite airfoil trailing edge arrangement |
| 05/17/2006 | CN1774365A A front-mounted water-separation propeller |
| 05/17/2006 | CN1256259C Flexible propelling mechanism of artificial machine fish |
| 05/16/2006 | US7044720 Fan motor |
| 05/11/2006 | US20060099863 Front-mounted water-separation propeller |
| 05/11/2006 | US20060099079 Iron-based sintered alloy, iron base sintered alloy member, method for production thereof, and oil pump rotor |
| 05/11/2006 | US20060099077 Wind energy conversion apparatus |
| 05/11/2006 | US20060099076 Rotor blade for a wind power plant |
| 05/11/2006 | DE112004001198T5 Laufradflügelaufbau für eine Zentrifugalpumpe Impeller vane assembly for a centrifugal pump |
| 05/09/2006 | US7040941 Vessel propulsion system |
| 05/09/2006 | US7040940 Rotatable lifting surface device having selected pitch distribution and camber profile |
| 05/04/2006 | US20060093801 Depositing Ni and Al on a substrate to form a preliminary coating containing the beta nickel aluminide phase; heat treating to sufficiently diffuse aluminum into the substrate to form an intermetallic overlay coating with lower Al content and the gamma-prime nickel aluminide intermetallic phase |
| 05/04/2006 | US20060093483 Sky turbine that is mounted on a city |
| 05/04/2006 | CA2589101A1 Acceleration system for link belt-mounted ship |
| 04/27/2006 | US20060089061 Outboard motor enclosure and security arrangement therefor |
| 04/27/2006 | DE102004020522B4 Zykloidalpropeller Cycloidal |
| 04/26/2006 | CN1762763A Radial type screw propeller |
| 04/19/2006 | CN2772960Y Oar-rowing propeller of ship |
| 04/19/2006 | CN2772959Y Screw propeller for propulser or oxygen supplier of ship |
| 04/12/2006 | EP1644242A2 Rotor blade tip section |
| 04/12/2006 | CN2771099Y Fishtail type propeller |
| 04/11/2006 | US7025642 Boat propeller |
| 04/11/2006 | US7025569 Axial flow fan with multiple segment blades |
| 04/05/2006 | CN1248907C Self-propelled foil unit |
| 04/04/2006 | US7021232 Self propelled hydrofoil device |
| 03/30/2006 | WO2005101647A3 Harmonic propulsion and harmonic controller |
| 03/30/2006 | US20060067826 Cooling fan for vehicles |
| 03/30/2006 | US20060067825 Aerovortex mill |
| 03/29/2006 | EP1638836A1 Marine propeller drive |
| 03/29/2006 | EP1406811A4 Powered boat hull |
| 03/29/2006 | CN1751962A Floating open close push pull type propellor for ship |
| 03/28/2006 | US7018170 Ribbon drive pumping apparatus and method with added fluid |
| 03/23/2006 | US20060063439 All-terrain vehicle floats |
| 03/22/2006 | EP1636085A1 Propeller |
| 03/22/2006 | CN1246182C Twin rudder system for large ship |
| 03/21/2006 | US7014426 Brazed aluminum turbine for an automotive transmission and method thereof |
| 03/21/2006 | US7014424 Turbine element |
| 03/21/2006 | US7014416 Control vane for a wind turbine |
| 03/16/2006 | US20060056972 Wind turbine |
| 03/14/2006 | US7012340 Apparatus for converting ocean wave energy into electric power |
| 03/14/2006 | US7011499 Fan blade cover with ornament |
| 03/14/2006 | US7010917 Compressor wheel assembly |
| 03/09/2006 | DE10041002B4 Vorrichtung zur Übertragung von Antriebskräften Device for transmitting drive forces |
| 03/08/2006 | EP1631417A1 A turbine blade |
| 03/08/2006 | CN2763175Y Travelling device rolling smoothly on water |
| 03/08/2006 | CN1743044A Deep-water submersible biorobot of cuttlefish imitation type mollush |
| 03/07/2006 | US7008277 Cutting apparatus |
| 03/07/2006 | US7008276 Propulsion system |
| 03/07/2006 | US7008189 Centrifugal fan |
| 03/07/2006 | US7008188 Shock-absorbing propeller assembly |
| 03/07/2006 | US7007626 Amphibious robot devices |
| 03/02/2006 | WO2005062969A3 The use of intersecting vane machines in combination with wind turbines |