| Patents for B63H 1 - Propulsive elements directly acting on water (4,187) |
|---|
| 12/15/2011 | WO2011155485A1 Trochoid drive system |
| 12/14/2011 | CN102275629A 舰艇的齿轮推进 Naval propulsion gear |
| 12/13/2011 | US8075276 Impeller and cooling fan incorporating the same |
| 12/13/2011 | US8075270 Fan blade retention and variable pitch system |
| 12/08/2011 | US20110299991 Screw propeller (variants) and the involute of the blades thereof |
| 12/07/2011 | CN202063250U 新型明轮船 The new paddle steamer |
| 12/07/2011 | CN102267552A 一种仿生鱼的驱动与控制方法及仿生鱼 A drive and control method of biomimetic and bionic fish fish |
| 12/07/2011 | CN102267551A 一种高效螺旋桨 An efficient propeller |
| 12/06/2011 | US8070436 Cooling airflow modulation |
| 11/30/2011 | CN102264598A 船舶推进装置 Marine propulsion device |
| 11/29/2011 | US8066486 Method and apparatus for vibration-based automatic condition monitoring of a wind turbine |
| 11/29/2011 | US8066483 Turbine airfoil with non-parallel pin fins |
| 11/29/2011 | US8066482 Shaped cooling holes for reduced stress |
| 11/24/2011 | US20110287674 Watercraft propulsion device |
| 11/24/2011 | DE102010022070A1 Drive unit for watercraft, has driving element comprising drive blades that include convex outer surface edge and concave inner surface edge in cross-section, where drive blades are helically arranged at radial distance around shaft |
| 11/23/2011 | CN202046431U Variable-pitch propeller capable of reducing towing resistance |
| 11/23/2011 | CN102248995A Labriform mode under-actuated flexible pectoral fin bionic device |
| 11/23/2011 | CN102248994A Method for improving efficacy of propeller for ship |
| 11/22/2011 | US8062083 Line cutter |
| 11/22/2011 | US8062000 Fastening arrangement of a pipe on a circumferential surface |
| 11/17/2011 | WO2011142523A1 Propulsion apparatus for a marine vessel and marine vessel comprising same |
| 11/17/2011 | US20110281479 Flexible impact blade with drive device for a flexible impact blade |
| 11/17/2011 | US20110281478 Systems, devices and methods for providing energy for ship propulsion |
| 11/16/2011 | CN202038442U Winding-prevention propeller |
| 11/15/2011 | US8057188 Compressor airfoil |
| 11/15/2011 | US8057183 Light weight and highly cooled turbine blade |
| 11/08/2011 | US8052387 Cooling fan |
| 11/03/2011 | WO2011115475A3 Method and apparatus for oscillating a foil in a fluid |
| 11/01/2011 | US8047816 Centrifugal pump |
| 11/01/2011 | CA2543269C Control method and control system for a controllable pitch marine propeller |
| 10/26/2011 | EP2152570B1 Submersible apparatus including flexible waterproofing membranes |
| 10/26/2011 | CN202016565U Structure for improving output efficiency and reducing noise of spiral propeller |
| 10/26/2011 | CN102225702A Jellyfish-like underwater propulsion device |
| 10/25/2011 | US8043135 Assembly and method to attach a device such as a hydrofoil to an anti-ventilation plate |
| 10/20/2011 | US20110255971 Apparatus for oscillating a foil in a fluid |
| 10/19/2011 | EP1912858B1 Fin for oscillating foil propulsion system |
| 10/19/2011 | CN1707069B Method and apparatus for cooling gas turbine rotor blades |
| 10/19/2011 | CN102219050A Drainage steel wire leg part of mini-type water robot and preparation method thereof |
| 10/18/2011 | US8038411 Compressor turbine blade airfoil profile |
| 10/18/2011 | CA2566529C Blade fixing relief mismatch |
| 10/12/2011 | CN102211655A Bionic bidirectional thruster for ship |
| 10/12/2011 | CN102211654A Rolling ship |
| 10/04/2011 | US8029251 Fan having conical impeller cup |
| 10/04/2011 | US8029242 Multi-blade fan |
| 09/29/2011 | WO2011064420A3 Multidirectional propulsion system for ships, including a mechanical hypocycloid transformer |
| 09/29/2011 | US20110236218 Hybrid ram air turbine |
| 09/29/2011 | US20110232558 Submersible vehicle with swept hull |
| 09/28/2011 | CN101314404B Parent-subsidiary bionic machinery fish system |
| 09/27/2011 | US8025021 Submersible vehicle |
| 09/22/2011 | WO2011115552A1 Propeller assembly comprising one hub and at least two blades |
| 09/22/2011 | WO2011113124A1 Water tractor with floating tracks |
| 09/22/2011 | US20110226175 Submersible vehicle with swept hull |
| 09/22/2011 | CA2793358A1 Propeller assembly comprising one hub and at least two blades |
| 09/21/2011 | CN102196961A High efficiency turbine |
| 09/20/2011 | US8021114 Self-adjusting wind turbine generator blade |
| 09/15/2011 | US20110223818 Bearings for Pod Propulsion System |
| 09/15/2011 | US20110223816 Combination hand-held multi-directional propulsion device and powered oar/paddle for rowboat, canoe, kayak, and the like |
| 09/14/2011 | CN201971143U 划船对橹 Boating on the oars |
| 09/14/2011 | CN102180249A Intelligent biomimetic robotic dolphin |
| 09/14/2011 | CN102180248A Square tube ship propelling device |
| 09/14/2011 | CN102180247A Underwater flow collection drainage power mechanism |
| 09/14/2011 | CN102180246A External gear engaged flat paddle ship propulsion unit |
| 09/14/2011 | CN102180245A Ship propelling device with internal gear-engaging flat paddle |
| 09/14/2011 | CN102180244A Flying boat with water wheels |
| 09/14/2011 | CN102180237A Traveling type wind power ship |
| 09/08/2011 | US20110217177 Stepped Surface Propeller |
| 09/06/2011 | US8012299 Assembly tool and a method of manufacturing a blade |
| 09/06/2011 | CA2624600C Device for moving an object in relation to a fluid |
| 09/01/2011 | US20110212657 Propeller unit for marine vessel propulsion device and marine vessel propulsion device including the same |
| 09/01/2011 | US20110211969 Wind turbine blades with improved bond line and associated method |
| 08/31/2011 | CN101417704B Bionic ship |
| 08/26/2011 | DE202009018457U1 Hochleistungsfähige und leistungsstarke Schiffsschraube High-performance and powerful propeller |
| 08/24/2011 | CN102164816A Apparatus for oscillating a foil in a fluid |
| 08/24/2011 | CN102161378A Warship with periphery |
| 08/24/2011 | CN101238029B Fin for oscillating foil propulsion system |
| 08/18/2011 | US20110200438 Diagonal fan |
| 08/17/2011 | CN102159454A Ship propulsion device and ship with same |
| 08/17/2011 | CN102159453A Ship propulsion device and ship with same |
| 08/17/2011 | CN102152845A Sine feed mechanism |
| 08/16/2011 | US7998303 Method for assembling jointed wind turbine blade |
| 08/11/2011 | WO2011095113A1 Paddle wheel yacht |
| 08/11/2011 | US20110194938 Segmented wind turbine airfoil/blade |
| 08/11/2011 | CA2787758A1 Paddle wheel yacht |
| 08/10/2011 | CN201923299U 一种复合耐磨浆叶 A composite wear-resistant blades |
| 08/10/2011 | CN201923298U 一种单叶螺旋推进器及使用单叶螺旋推进器的水陆两用船 A single-leaf propeller and propeller with a single leaf of amphibious boats |
| 08/09/2011 | US7993173 Marine drive system with partially submerged propeller |
| 08/09/2011 | US7993172 Method and apparatus for controlling a waterjet-driven marine vessel |
| 08/03/2011 | CN201914439U 差速型船用平旋推进装置的桨叶 Differential type marine flat blade screw propulsion device |
| 08/03/2011 | CN1897417B Shaftless propeller |
| 08/03/2011 | CN101367430B Method for manufacturing large-scale copper alloy screw propeller single pattern leaf blade with glass fibre reinforced plastics |
| 07/28/2011 | WO2011091081A1 Systems and methods for performing structural tests on wind turbine blades |
| 07/28/2011 | WO2011090421A1 A shaft and controllable pitch propeller assembly for a marine vessel |
| 07/28/2011 | US20110182747 Hub fin device |
| 07/28/2011 | US20110182737 Heat dissipation fan and rotor thereof |
| 07/28/2011 | CA2797639A1 Systems and methods for performing structural tests on wind turbine blades |
| 07/27/2011 | CN201907644U Screw propeller |
| 07/27/2011 | CN101531246B Device for reducing the power demand for the propulsion of a ship |
| 07/20/2011 | CN101706833B Design method for marine propeller made of carbon fiber composite material |
| 07/19/2011 | US7980907 Amphibious paddle track propulsion system |
| 07/19/2011 | CA2509401C Arrangement in a propulsion system |