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Class Information
Number: 415/2.1
Name: Rotary kinetic fluid motors or pumps > With means for controlling casing or flow guiding means in response to natural fluid current force or direction
Description: Device comprising means for adjusting the position or effect of a casing* or other working fluid* flow directing member which means acts in accordance to the strength or orientation of a flowing, unconfined, and natural working fluid such as a wind or water stream.










Sub-classes under this class:

Class Number Class Name Patents
415/4.5 Axial flow runner 131
415/3.1 Having specific features for water current 125
415/4.1 Natural fluid current force responsive 110
415/4.4 Vertical runner axis 159


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8535009 Tapered roller bearing Sep. 17, 2013
8403622 Radial-flow, horizontal-axis fluid turbine Mar. 26, 2013
8358027 Integrally ribbed Rogallo wing array Jan. 22, 2013
8333545 Roof wind-power generator device Dec. 18, 2012
8308438 Wind power generator Nov. 13, 2012
8297910 Fluid turbine systems Oct. 30, 2012
8282338 Underwater generator Oct. 9, 2012
8277167 Wind turbine operating apparatus and operating method Oct. 2, 2012
8277168 Tidal power apparatus Oct. 2, 2012
8152440 Resistive contact sensors for large blade and airfoil pressure and flow separation measurements Apr. 10, 2012
8109711 Tethered autonomous air vehicle with wind turbines Feb. 7, 2012
8105028 Systems and methods for mitigating the effects of wind turbines on radar Jan. 31, 2012
8084880 Concentrator for wind power station and aeolian grid Dec. 27, 2011
8052372 Wind turbine Nov. 8, 2011
7988413 Vertical axis wind turbine Aug. 2, 2011
7960852 Fluid turbine devices and methods related to fluid turbine devices Jun. 14, 2011
7959404 Wind turbine Jun. 14, 2011
7931434 Device for producing mechanical energy by means of a divergent, telescopic and auto sustained chimney Apr. 26, 2011
7931435 Wind power megawatts producer Apr. 26, 2011
7928594 Apparatus for receiving and transferring kinetic energy from a flow and wave Apr. 19, 2011
7887283 Wind turbine assembly Feb. 15, 2011
7841830 River power megawatts producer Nov. 30, 2010
7808121 Vehicle with electricity generating, braking wind turbine Oct. 5, 2010
7798419 Method of and a device for the reduction of tropical cyclones destructive force Sep. 21, 2010
7759815 Wind motor with a holding device for a rotor shaft Jul. 20, 2010
7744338 Fluid turbine systems Jun. 29, 2010
7695242 Wind turbine for generation of electric power Apr. 13, 2010
7670101 Portable hydro-generator Mar. 2, 2010
7331761 Wind turbine pitch bearing and method Feb. 19, 2008
7258523 Means to regulate water velocity through a hydro electric turbine Aug. 21, 2007
7183665 Direct drive wind turbine Feb. 27, 2007
7132758 Extracting power from a fluid flow Nov. 7, 2006
6972498 Variable diameter wind turbine rotor blades Dec. 6, 2005
6945752 Azimuthal driving system for wind turbines Sep. 20, 2005
6921986 Horizontal omni-directional windmill Jul. 26, 2005
6914345 Power generation Jul. 5, 2005
6809432 Wind power generating system Oct. 26, 2004
6798080 Hydro-power generation for a water treatment system and method of supplying electricity using a flow of liquid Sep. 28, 2004
6786697 Turbine Sep. 7, 2004
6559552 Rain, wind, wave, and solar energy 4-in-1 electric generating installation May. 6, 2003
6551053 Hydro-electric generator Apr. 22, 2003
6472768 Hydrokinetic generator Oct. 29, 2002
6398913 Arrangement and method for recovery of energy in a paper machine forming section Jun. 4, 2002
6176675 Yawing device and wind power plant comprising a yawing device Jan. 23, 2001
6015258 Wind turbine Jan. 18, 2000
6013955 Hydroreactor to take advantage of the kinetic energy from the water in places where the streams are meaningful for the production electric power Jan. 11, 2000
5982046 Wind power plant with an integrated acceleration system Nov. 9, 1999
5977649 Wind energy conversion system Nov. 2, 1999
5895201 Apparatus for wind power Apr. 20, 1999
5876181 Multi-unit rotor blade system integrated wind turbine Mar. 2, 1999

1 2 3










 
 
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