Patents for B63H 1 - Propulsive elements directly acting on water (4,187) |
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04/25/2012 | EP2443030A1 Boat propulsion and steering system with fully submerged rotors |
04/25/2012 | CN202201161U 一种省力高效划水器 One kind of labor-saving and efficient water heater plan |
04/24/2012 | US8162616 Turbomachine fan |
04/24/2012 | US8162609 Turbine airfoil formed as a single piece but with multiple materials |
04/19/2012 | WO2012050441A1 Marine propeller with front and further blade |
04/19/2012 | US20120094554 Paddle-Drum Propulsion System for Propeller-Based Watercraft Engines |
04/17/2012 | US8157533 Wind turbine blade with variable aerodynamic profile |
04/17/2012 | CA2566527C Natural frequency tuning of gas turbine engine blades |
04/12/2012 | WO2012047753A2 Auxiliary marine vessel propulsion system |
04/12/2012 | US20120088416 Method and apparatus for controlling a waterjet-driven marine vessel |
04/10/2012 | US8152578 Drive train coupling |
04/10/2012 | US8152474 Cooling fan impeller |
04/05/2012 | WO2012042076A1 Water or wind turbine propeller |
04/05/2012 | US20120083172 Auxiliary marine vessel propulsion system |
04/04/2012 | EP2435298A1 Propeller blade for a ship |
04/04/2012 | EP2007620B1 Appliance for emitting force |
04/03/2012 | US8147208 Axially segmented impeller |
04/03/2012 | US8147200 Turbine engine wheel |
04/03/2012 | US8147196 Turbine airfoil with a compliant outer wall |
03/29/2012 | WO2012039600A1 Drive means for amphibious equipment |
03/28/2012 | EP2432683A2 Support of propeller unit for a vessel |
03/28/2012 | CN202175194U Vector propeller |
03/28/2012 | CN202175188U 对称五叶桨可调桨穀 Symmetrical five bladed paddle adjustable paddle Valley |
03/28/2012 | CN202175186U 一种仿水母式水下推进装置 A humanoid jellyfish underwater propulsion device type |
03/28/2012 | CN202175185U 船舶用全回转推进器的导流管 Ships with full-rotation propeller diversion pipe |
03/28/2012 | CN102390511A Multifunctional combined entertainment boat |
03/28/2012 | CN102390498A Bird webbed foot-simulated self-adaptive foot mechanism of aquatic robot |
03/28/2012 | CN101602399B Propeller hub |
03/28/2012 | CN101602398B Ship propeller hub |
03/27/2012 | US8142156 Ceiling fans with low solidity ratio |
03/22/2012 | WO2011064420A8 Multidirectional propulsion system for ships, including a mechanical hypocycloid transformer |
03/22/2012 | DE102010040907A1 Elektromotor-Austausch Electric motor replacement |
03/21/2012 | CN202170008U 仿生机器鱼船舶推进结构 ROBOFISH ship propulsion structure |
03/21/2012 | CN102381463A Reaction fin in front of propeller |
03/21/2012 | CN102381462A Labor-saving high-efficiency paddling device |
03/14/2012 | CN202163610U 一种纵向减振调频器 One kind of longitudinal vibration tuner |
03/13/2012 | US8132414 Steam turbine and hydrophilic coating material used therefor |
03/07/2012 | CN102367064A Disc-type screw propeller |
03/06/2012 | US8131402 System for detecting proximity between a wind turbine blade and a tower wall |
03/06/2012 | US8128442 Outboard motor including drive shaft vibration damper |
03/06/2012 | US8128375 Turbomachine blade that is cast with a local fattening of the section of the airfoil |
03/01/2012 | DE102005024160B4 Innenkernprofil für ein Leitschaufelblatt einer Turbine Inner core profile for a turbine airfoil |
02/29/2012 | EP2421747A1 Net and line cutter |
02/29/2012 | CN102363443A Unidirectional labor-saving paddle special for speed skating racing yacht |
02/28/2012 | US8123578 Device for reducing the power demand for the propulsion of a ship |
02/23/2012 | US20120045950 Multidirectional propulsion system for ships, including a mechanical hypocycloid transformer |
02/22/2012 | EP2222550B1 A fin propulsion apparatus |
02/21/2012 | US8118562 Sacrificial blade tip |
02/21/2012 | US8118560 Blade |
02/21/2012 | US8118558 Runner vane for axial-flow hydraulic machinery |
02/16/2012 | WO2012020177A1 Method and device for underwater propulsion based on drag and lift of a deformable element which are intended for discreet missions |
02/15/2012 | CN102351034A Ship anti-vibration cave based on polyurethane and installation method |
02/14/2012 | US8113788 Rotor blade |
02/14/2012 | US8112982 Charged particle thrust engine |
02/08/2012 | EP2414222A2 System and method for controlling aeration of a surface-piercing propeller |
02/07/2012 | US8109728 Adjusting apparatus for adjusting the pitch angle of propeller blades, variable-pitch propeller, control function which can be implemented in a computer, and method for adjusting the pitch angle of propeller blades |
02/07/2012 | US8109711 Tethered autonomous air vehicle with wind turbines |
02/07/2012 | CA2675044C Efficient blade orientation of an impeller or propeller |
02/02/2012 | US20120024211 Articulated marine vehicle |
02/01/2012 | CN102336261A Shaftless propeller |
02/01/2012 | CN101665147B 胸鳍柔性摆动机器鱼 Pectoral flexible swing robot fish |
02/01/2012 | CN101585404B 一种蛙式水下推进系统 One kind of frog underwater propulsion system |
01/31/2012 | US8105046 Propeller for watercraft and outboard motor |
01/31/2012 | US8105028 Systems and methods for mitigating the effects of wind turbines on radar |
01/25/2012 | CN102328742A Bernoulli propeller |
01/25/2012 | CN101549749B Automatic thrashing and propelling mechanism used for steamship and motor-driven boat |
01/24/2012 | US8103375 Fillet machining system |
01/24/2012 | US8100661 Wind turbine rotor blade and wind turbine rotor |
01/24/2012 | US8100660 Wind turbine blade load sensor |
01/24/2012 | US8100658 Axial-flow fluid machine blade |
01/19/2012 | WO2012008901A1 A propulsion unit for a marine vessel and a marine vessel having a propulsion unit |
01/19/2012 | WO2012006643A1 Propulsion and buoyancy wheel for watercraft |
01/19/2012 | WO2011109744A3 Stepped surface propeller |
01/18/2012 | EP2407373A1 Steering device |
01/18/2012 | CN202115694U Bionic bidirectional thruster for ship |
01/18/2012 | CN102320364A Synchronizing propeller device |
01/17/2012 | US8096776 Turbine blade assembly |
01/11/2012 | CN202107083U Motor-driven diving propeller for ship |
01/11/2012 | CN102310936A Seawater corrosion resistant propeller |
01/10/2012 | US8092188 Variable geometry fan and method for manufacturing the blades thereof |
01/10/2012 | US8092183 Fan rotor for a turbomachine or a test engine |
01/10/2012 | US8092180 Blade assembly for a ceiling fan |
01/10/2012 | US8092177 Turbine airfoil cooling system with diffusion film cooling hole having flow restriction rib |
01/10/2012 | US8092176 Turbine airfoil cooling system with curved diffusion film cooling hole |
01/04/2012 | EP1406811B1 Powered boat hull |
01/04/2012 | EP1330388B1 Boat propulsion system |
01/04/2012 | CN102303701A Multi-joint actuation skeleton imitating cow-nosed ray |
01/04/2012 | CN102303700A Multiple control surface robotic fish with embedded vision |
01/04/2012 | CN101863306B Omnidirectional vectored thrust cycloidal propeller |
01/04/2012 | CN101609306B Method for controlling motion of bionic long-fin undulatory propeller |
01/03/2012 | US8087893 Turbine blade with showerhead film cooling holes |
12/28/2011 | CN202089227U 调距桨桨毂 Controllable pitch propeller hub |
12/28/2011 | CN101531247B 用于降低船的驱动功率需求的设备 Ship for reducing driving power demand equipment |
12/28/2011 | CN101219707B 船舶用螺旋桨和其制造方法、及使用其的船外机和船舶 Ship propeller and its manufacturing method, and the use of its outboard and marine |
12/27/2011 | US8083490 Propeller for watercraft, outboard motor and watercraft including the same and the method for producing the same |
12/27/2011 | US8083475 Turbine bucket angel wing compression seal |
12/27/2011 | US8082871 Inflatable kayak |
12/21/2011 | CN102285439A 一种船用螺旋桨 One kind of marine propellers |
12/21/2011 | CN102285438A 一种潜艇舰船前置贯流式螺旋桨技术 One kind of submarine ship propeller technology Tubular Front |
12/20/2011 | US8079810 Turbine airfoil cooling system with divergent film cooling hole |