Patents
Patents for B63H 1 - Propulsive elements directly acting on water (4,187)
03/2010
03/23/2010US7682134 Francis pump-turbine
03/18/2010WO2009130691A3 Wind turbine system and modular wind turbine unit therefor
03/18/2010US20100068952 Outboard motor
03/11/2010US20100059008 Outboard motor
03/11/2010DE102009016962A1 Aero-und/oder hydrodynamisches Profil Aero and / or hydrodynamic profile
03/10/2010CN101668678A Axial fan casing design with circumferentially spaced wedges
03/09/2010US7674146 Propeller thrust transmission device for a watercraft propulsion device
03/04/2010US20100055999 Vibration damper for an electric trolling motor
03/03/2010EP2158123A2 Watercraft which can be propelled by human power
03/03/2010EP1280694B2 Hull and propeller arrangement
03/03/2010CN101659319A Single freedom degree flapping mechanism applicable to robotic fish
03/02/2010US7669326 Workpiece with a recess which is closed from the exterior by means of a solder film and method for closing a recess by means of a solder film
02/2010
02/25/2010WO2010021541A2 Apparatus for oscillating a foil in a fluid
02/24/2010CN201411036Y Marine propeller with beaming ring
02/24/2010CN100591575C Improved shroud for a hydro thrust device
02/23/2010US7666512 Thermal resistant environmental barrier coating
02/23/2010US7665969 Assembly for providing flexure to blade system
02/18/2010DE102006007915B4 Antriebssystem mit einem Verstellpropeller Drive system with a variable pitch propeller
02/17/2010EP2154063A1 Hybrid auxiliary drive assembly for a sailing yacht
02/17/2010EP2152570A2 Submersible apparatus including flexible waterproofing membranes
02/17/2010CN101648594A Propeller mesh enclosure
02/16/2010US7662004 Human-powered flapping hydrofoil craft
02/16/2010US7661379 Propulsion and steering arrangement for a ship
02/11/2010WO2010016155A1 Cavitation erosion constraint propeller
02/11/2010US20100036554 Method and apparatus for controlling a waterjet-driven marine vessel
02/11/2010DE102007035759B4 Schlagflügelanordnung Flapping wing arrangement
02/10/2010CN101643113A Underwater vehicle
02/04/2010DE102007035760B4 Schlagflügelanordnung Flapping wing arrangement
02/04/2010DE10137623B4 Bewegungssystem für einen Körper im gasförmigen und flüssigen Medium durch flexieble Flächen Movement system for a body in the liquid and gaseous medium by flexieble surfaces
02/03/2010CN100586792C A propulsion and steering arrangement for a ship
01/2010
01/27/2010CN201390385Y Efficient novel marine fix-pitch propeller
01/27/2010CN201390384Y Novel marine propeller capable of avoiding generation of cavitation
01/27/2010CN201390383Y Highly skewed marine propeller
01/27/2010CN201390382Y Cross section camber ratio nonlinear distributed marine propeller
01/27/2010CN201390381Y Forward-tilting marine propeller
01/27/2010CN201390380Y Trailing edge stress reasonable distributed propeller
01/27/2010CN201390379Y Auto-sculling paddle wheel and associated devices for ship and motor boat
01/27/2010CN101633403A Undulation propelling mechanism driven by shape memory alloy wires
01/27/2010CN101633402A Propeller device of dual-conduit nacelle
01/27/2010CN100584695C Bionic underwater chelonian robot
01/27/2010CN100584689C Globular shape ship
01/21/2010WO2010006606A1 Vector dynamometer
01/14/2010US20100008780 Marine propeller pitch adjustment means
01/13/2010CN101626950A Safety propeller
01/13/2010CN101624092A Screw propeller anti-wrapping cutting tool
01/13/2010CN100579865C Underwater miniature bionic machinery fish
01/12/2010US7644675 Lateral thruster unit for marine vessels
01/06/2010EP1719918B1 Rotor with a circular trapezoidal cellular structure
01/06/2010CN201376656Y Weed cutting ship
01/05/2010US7640661 Process for manufacturing a reinforcing leading or trailing edge for a fan blade
12/2009
12/30/2009WO2009122428A3 Linear wind-powered electric generator
12/30/2009WO2009088491A3 Planetary de-rotation system for a shaft fairing system
12/30/2009EP2137062A1 A propulsion device for propelling a floating watercraft, a conversion kit for replacing a propeller where the kit comprises such a propulsion device, a watercraft comprising such a propulsion device and a method for increasing the efficiency by using such a conversion kit
12/30/2009EP2137061A1 Flexible impact blade and drive device for a flexible impact blade
12/30/2009EP2137060A1 Partially submerged propeller drive system
12/30/2009CN201371935Y Water jet vessel driving device
12/30/2009CN101616839A Marine propeller pitch adjustment means
12/30/2009CN101612987A Small-sized robofish system based on ion exchange polymer metal compound driver
12/29/2009US7638893 Method for operating a wind park
12/29/2009US7637791 Fin for oscillating foil propulsion system
12/29/2009US7637722 Marine propeller
12/24/2009US20090317249 Drag-reduction, propulsion, and lift generating system
12/24/2009US20090314195 Boat Stabilizer, Boat Motor and Related Method
12/24/2009DE102007058811B4 Bootsantriebsschraube Boat propeller
12/23/2009WO2009154496A1 Hollow blade of a ship propeller
12/23/2009CN101609306A Method for controlling motion of bionic long-fin undulatory propeller
12/22/2009US7635252 Shock absorbing device for watercraft propeller
12/17/2009US20090311926 Fin for oscillating foil propulsion system
12/17/2009US20090311925 Wave Power
12/17/2009US20090311924 Ship
12/16/2009CN201362357Y Propeller hub for ships
12/16/2009CN201362356Y Novel propeller hub for ships
12/16/2009CN201362355Y Propeller hub
12/16/2009CN201362354Y Reversible marine propeller
12/16/2009CN101602400A Parallel rotating wing propeller
12/16/2009CN101602399A Propeller hub
12/16/2009CN101602398A Ship propeller hub
12/16/2009CN101602397A Novel ship propeller hub
12/16/2009CN100569585C Underwater propelling plant imitating hydrofoil
12/15/2009US7632062 Turbine rotor blades
12/10/2009US20090305585 Self engaging paddle track
12/10/2009US20090305584 Semi-submerged propeller propulsion system of displacement and semi-displacement crafts
12/10/2009US20090304510 Marine propulsion and constructional details thereof
12/09/2009EP2130760A1 Submersible vehicle
12/08/2009US7628587 Gas turbine blade shroud
12/03/2009WO2009144164A1 Turbo-machine having at least two counter-rotatable rotors and having mechanical torque compensation
12/02/2009CN201354140Y Screw propeller used for mudflat and swamp air boats
12/02/2009CN101590904A Energy pickup device for robotic fish
12/02/2009CN100566069C Wind power device, wind power field and method for operating a wind field
12/02/2009CN100564810C Internal core profile for a turbine nozzle airfoil
11/2009
11/26/2009WO2009141673A1 Muscular propulsion watercraft with pedals retractable within the deck
11/25/2009CN101585405A Human body potential energy driving device for ship
11/25/2009CN101585404A Breaststroke underwater propulsion system
11/18/2009EP2117921A1 Marine propeller pitch adjustment means
11/12/2009DE102008023082A1 Rotorblatt und Rotor The rotor blade and rotor
11/11/2009CN100558598C Seagoing boat with rudder propeller drive system
11/10/2009US7614925 Transportable outboard motor
11/10/2009CA2476013C Feet-propelled water vehicle
11/05/2009WO2009109768A3 An apparatus for oscillating and orienting a vane and a vessel including such an apparatus
11/04/2009EP2113980A2 Method for operating a wind farm
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