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Class Information
Number: 290/54
Name: Prime-mover dynamo plants > Fluid-current motors
Description: Prime-mover dynamo plants including a fluid current motor.










Sub-classes under this class:

Class Number Class Name Patents
290/55 Wind 1,605


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
4535252 Wind electric generation plant and system with improved alternator field excitation Aug. 13, 1985
4524285 Hydro-current energy converter Jun. 18, 1985
4524283 Energy converter Jun. 18, 1985
4520273 Fluid responsive rotor generator May. 28, 1985
4516033 Apparatus for converting flow of water into electrical power May. 7, 1985
4511806 Pressure drop power generation Apr. 16, 1985
4511807 Electrical generator control system Apr. 16, 1985
4511808 Installation for exploiting water currents in flowing waters by means of a plurality of water wheels Apr. 16, 1985
4510397 Polymer flow control apparatus Apr. 9, 1985
4508972 Armature lift windmill Apr. 2, 1985
4508971 Two reservoir solar air-weight impelling hydro power system Apr. 2, 1985
4496845 Method and apparatus for control of a turbine generator Jan. 29, 1985
4495424 Plant for utilization of wind and waves Jan. 22, 1985
4494009 Method and apparatus for capturing an electrical potential generated by a moving air mass Jan. 15, 1985
4491738 Means for generating electricity during drilling of a borehole Jan. 1, 1985
4489812 Power recovery system and method for elevator apparatus Dec. 25, 1984
4490232 Wave-powered electrolysis of water Dec. 25, 1984
4476397 Energy conversion apparatus Oct. 9, 1984
4475334 Method of and system for controlling hydraulic turbine Oct. 9, 1984
4476396 Low-head hydroelectric generation system Oct. 9, 1984
4473754 Waste heat power generation system Sep. 25, 1984
4467218 Current-driven power generating apparatus Aug. 21, 1984
4467217 Hydro-turbine Aug. 21, 1984
4465941 Water engine Aug. 14, 1984
4464580 Hydro-electric turbo-machine Aug. 7, 1984
4447739 Rotor withdrawal arrangement for bulb generators May. 8, 1984
4446378 System for the generation of electrical energy by utilizing the kinetic energy of seawater May. 1, 1984
4445046 High power immersed turbo-generator set having a gear box and external cooling Apr. 24, 1984
4443707 Hydro electric generating system Apr. 17, 1984
4440427 Resource efficient water power prime mover Apr. 3, 1984
4424451 Water turbine Jan. 3, 1984
RE31449 Fluid-driven rotary engine Nov. 22, 1983
4411632 Waterbound facility powered by cycloidal fluid flow engines Oct. 25, 1983
4409490 Hydraulic plant Oct. 11, 1983
4408127 Power generating apparatus Oct. 4, 1983
4404797 Gas turbine engine powerplant Sep. 20, 1983
4403154 Apparatus to generate electricity Sep. 6, 1983
4392063 Turbine installation comprising a turbine installed in a duct Jul. 5, 1983
4392062 Fluid dynamic energy producing device Jul. 5, 1983
4383182 Underwater power generator May. 10, 1983
4369373 Method and apparatus for generating electricity from the flow of fluid through a well Jan. 18, 1983
4367890 Turbine set with a generator feeding a network of constant frequency Jan. 11, 1983
4368392 Water turbine Jan. 11, 1983
4367413 Combined turbine and generator Jan. 4, 1983
4352990 Water powered electric generator Oct. 5, 1982
4352025 System for generation of electrical power Sep. 28, 1982
4348594 Wind power generator Sep. 7, 1982
4335093 Process of converting wind energy to elemental hydrogen and apparatus therefor Jun. 15, 1982
4335319 Hydro-electric power apparatus utilizing ocean currents Jun. 15, 1982
4324984 Portable hydrogenerating apparatus Apr. 13, 1982

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19










 
 
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