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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
4317330 Water turbine generator system Mar. 2, 1982
4317048 Energy farm Feb. 23, 1982
4313059 Sea current energy system Jan. 26, 1982
4310769 Ship lock system with hydroelectric pumped-storage capability Jan. 12, 1982
4306157 Underwater slow current turbo generator Dec. 15, 1981
4305003 Energy generation system Dec. 8, 1981
4301377 Moving surface water driven power apparatus Nov. 17, 1981
4295783 Fluid turbine Oct. 20, 1981
4292535 Modular current power apparatus Sep. 29, 1981
4288704 Wind driven generator with blade protecting means Sep. 8, 1981
4288703 Large diameter hydroelectric machine Sep. 8, 1981
4284899 Gravity fed power generator Aug. 18, 1981
4284900 Closed loop energy conversion system Aug. 18, 1981
4282444 Method for deep shaft pumpback energy generation Aug. 4, 1981
4276481 Fluid velocity actuated structure for a wind mill/water wheel Jun. 30, 1981
4274009 Submerged hydroelectric power generation Jun. 16, 1981
4272686 Apparatus for converting hydraulic energy to electrical energy Jun. 9, 1981
4270056 Undershot current motor May. 26, 1981
4262211 Liquid storage device and energy generator Apr. 14, 1981
4262210 Devaporizer-windmill system and apparatus Apr. 14, 1981
4260902 Fluid-driven rotary engine Apr. 7, 1981
4258271 Power converter and method Mar. 24, 1981
4248043 Apparatus for storing energy and generating electricity Feb. 3, 1981
4241283 Hydro-electric power plant Dec. 23, 1980
4224527 Fluid flow intensifier for tide, current or wind generator Sep. 23, 1980
4219304 Water turbine Aug. 26, 1980
4211076 Energy convertion engine Jul. 8, 1980
4210821 Apparatus for extracting energy from movement of water Jul. 1, 1980
4208873 Fluid flow energy extracting device or wind dam Jun. 24, 1980
4205943 Hydro-electric generator Jun. 3, 1980
4193265 Transducer for converting the energy of ocean currents Mar. 18, 1980
4188546 Hydraulic turbine with vertical axis Feb. 12, 1980
4182123 Hydraulic power plant Jan. 8, 1980
4163904 Understream turbine plant Aug. 7, 1979
4163905 Electric generating water power device Aug. 7, 1979
4156347 Process for actuating a hydraulic prime mover through conversion of energy in water current May. 29, 1979
4151424 Apparatus for utilization of energy from fluids Apr. 24, 1979
4151423 Flowing saline water magnetohydrodynamic electric generator Apr. 24, 1979
4149092 System for converting the randomly variable energy of a natural fluid Apr. 10, 1979
4142823 Current power plant Mar. 6, 1979
4142367 Domestic water pressure-flow powered generator system Mar. 6, 1979
4135364 Air lift pump energy conversion apparatus Jan. 23, 1979
4134024 Method and apparatus for generating electricity from the flow of fluid through a well Jan. 9, 1979
4128800 Vehicular battery charging system Dec. 5, 1978
4118636 Thermal air powered electric generator system Oct. 3, 1978
4104536 Stream -or river-powered turbine Aug. 1, 1978
4102291 Electrical generator for a sailboat Jul. 25, 1978
4095422 Vertical-axis composite swinging-blade water wheel Jun. 20, 1978
4095918 Turbine wheel with catenary blades Jun. 20, 1978
4057270 Fluid turbine Nov. 8, 1977

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










 
 
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