Patents
Patents for B63H 1 - Propulsive elements directly acting on water (4,187)
07/2011
07/13/2011EP1966039B1 Semi-submerged propeller propulsion system of displacement and semi-displacement crafts
07/13/2011CN201895768U Underwater propelling device
07/13/2011CN102120486A Motor boat driven by crawler impellers
07/07/2011WO2011082239A1 Composite gas turbine engine component
07/07/2011WO2011082237A1 Turbomachinery component
07/07/2011US20110165802 Vessel propulsion system for watercraft
07/07/2011CA2785974A1 Composite gas turbine engine component
07/06/2011EP2340199A1 High efficiency turbine
07/06/2011CN102114907A Flexible dual-drive biomimetic fish with variable drive position
07/06/2011CN102114906A Propulsion system for ships
07/06/2011CN101423112B Water-jet pump
06/2011
06/30/2011WO2011077454A1 A fluid turbine rotor blade
06/30/2011WO2011076202A1 Components designed to be load-adaptive
06/29/2011CN102112368A Vertical axis turbine hybrid blades
06/23/2011US20110151731 Swash plate mechanism comprising a spur toothing
06/22/2011CN201872938U Water surface walking boat
06/22/2011CN201872933U Diameter-variable propeller
06/16/2011US20110142671 Wind turbine rotor blades with enhanced lightning protection system
06/15/2011CN102092466A Bearing structure, and propeller device equipped with such bearing structure
06/15/2011CN101300169B Quiet propeller
06/07/2011CA2482280C A blade for a wind turbine and a method of assembling laminated profiles for a blade
06/03/2011WO2009076681A4 Buckyball sphere and applications thereof
06/01/2011CN102079382A Underwater mechanical bionic flapping wing thruster
06/01/2011CN102079371A Bionic robofish propelled by vibration of lateral fins
06/01/2011CN102079367A Powered dragon boat
05/2011
05/25/2011EP2323904A2 Ship propulsion system for watercraft
05/25/2011EP2323901A2 Vertical axis turbine hybrid blades
05/25/2011CN201842241U Propeller hub for ship
05/25/2011CN201842240U Large-size controllable-pitch propeller hub
05/24/2011US7946818 Shock absorber for adjustable pitch propeller with feathering blades, particularly for sailers
05/18/2011CN201834199U Sea-water-corrosion-resistant propeller
05/18/2011CN1690364B Turbulator on the underside of a turbine blade tip turn and related method
05/18/2011CN101130383B Propeller for watercraft and outboard motor
05/17/2011US7942639 Hybrid bucket dovetail pocket design for mechanical retainment
05/12/2011WO2011054986A1 Vessel propulsion device
05/12/2011US20110109098 Wind Generator With Folding Mast
05/12/2011US20110109088 Windsock horizontal axes turbine
05/11/2011CN1868806B Boat propeller and method for assembling the same
05/11/2011CN102056793A A method of providing a ship with a large diameter screw propeller and a ship having a large diameter screw propeller
05/11/2011CN102050217A 潜水交通工具 Diving transport
05/11/2011CN102050216A 潜水交通工具 Diving transport
05/04/2011CN102046462A Hollow blade of a ship propeller
05/04/2011CN102040000A Universal spiral propeller
05/04/2011CN101633402B Propeller device of dual-conduit nacelle
05/03/2011US7934905 Wind energy system having an insect sensor
04/2011
04/28/2011WO2011047431A1 Aquatic propulsion system
04/27/2011EP2313311A2 Apparatus for oscillating a foil in a fluid
04/27/2011EP1814780B1 Device for moving an object in relation to a fluid
04/27/2011CN201808653U Wide-bodied ship
04/27/2011CN201807186U Robotic fish compound turning device
04/27/2011CN102036876A Impeller assembly and method of using same
04/21/2011US20110091328 Marine propeller with reverse thrust cup
04/20/2011EP2311726A1 Marine propeller with reverse thrust cup
04/20/2011CN1643260B Ribbon drive power generation
04/14/2011US20110085910 Rotor-type Super Windmill and Method of Increasing Kinetic Energy of Air Flow
04/13/2011CN102015438A A method of providing a ship with a large diameter screw propeller and a ship having a large diameter screw propeller
04/13/2011CN102013609A Seal carbon brush as well as manufacture and use methods thereof
04/12/2011US7922549 Oar with pivotal blades
04/07/2011WO2011039391A1 Boat propulsion device
04/06/2011EP2305557A2 Blade wheel with pivoting blades and method for the positioning of the blades
04/06/2011CN102001432A Water stepper boat
04/06/2011CN102001430A Variable-diameter propeller
03/2011
03/31/2011WO2009076681A3 Buckyball sphere and applications thereof
03/31/2011US20110074158 Turbo-machine having at least two counter-rotatable rotors and having mechanical torque compensation
03/30/2011CN101992849A Pedal oar
03/24/2011WO2010025987A3 Ship propulsion system for watercraft
03/24/2011US20110070784 Combination anode and line cutter
03/24/2011US20110070783 Apparatus For Control of Stator Wakes
03/16/2011EP2137061B1 Flexible impact blade and drive device for a flexible impact blade
03/16/2011CN201761638U Propeller fairing power assisting drum for ships
03/15/2011US7905709 Advanced firtree and broach slot forms for turbine stage 1 and 2 buckets and rotor wheels
03/10/2011US20110059663 Advanced foil design method and structure for multi speeds
03/10/2011DE102009040471A1 Mechanisch angetriebener Schiffpropulsor mit hohem Wirkungsgrad Mechanically driven Schiffpropulsor with high efficiency
03/09/2011EP2292510A1 Jet propulsion
03/03/2011US20110053441 Twin-skeg ship
03/03/2011US20110052393 Controllable magnetic systems
02/2011
02/24/2011US20110045718 Marine propulsion system and method
02/17/2011US20110039460 Internally mounted watercraft rowing fin system
02/16/2011EP2284074A2 Ship
02/16/2011CN101973384A Paired sculls for boating
02/10/2011WO2011015804A1 Apparatus for providing a propulsive force in water
02/10/2011DE202010015816U1 Aufbau zur Leistungssteigerung und Geräuschverringerung für einen Propeller Structure to improve performance and noise reduction for a propeller
02/10/2011DE102009035752A1 Heavy duty and high performance propeller, has hub and blades, where squamous formations are provided in wave form at rough surface of blades and abrasion-resistant rubber coating is applied to surface of blades
02/09/2011CN101968821A Airfoil profile design method and structure applicable for multi-speed domain
02/03/2011US20110028056 Apparatus for oscillating and orienting a vane and a vessel including such an apparatus
02/03/2011DE102009035689A1 Fluid-dynamic effective rotor e.g. propeller, for use in e.g. ship, has contour regions arranged in relationship e.g. coincidental relationship, of part of rotor blades so that regions blow-out waves of specific wavelength and frequency
02/02/2011EP2279112A1 Turbo-machine having at least two counter-rotatable rotors and having mechanical torque compensation
02/01/2011US7878873 Thrust adjustment apparatus for an underwater vehicle
02/01/2011US7878760 Method for operating a wind power plant
01/2011
01/25/2011US7874071 Method of making an ice dispense agitator
01/25/2011CA2558869C Improved velocity profile impeller vane
01/20/2011WO2008105704A3 A mathematical minimal surface propeller
01/19/2011EP2275674A2 Method for operating a wind park
01/18/2011CA2652430C Improved jet pumping device
01/18/2011CA2626507C Boat stabilizer, boat motor and related method
01/13/2011WO2011003196A1 Blade orientation of an impeller or propeller
01/13/2011US20110008169 Device for sealing a rotating shaft
01/12/2011CN201703545U Coast and river boat
01/12/2011CN101941517A Oscillating type propeller
01/11/2011CA2501341C Conversion kit for all terrain vehicle
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