AGENCE NAT VALORISATION RECHERCHE
The invention relates to a solar energy collector or cell comprising a fixed spherical mirror placed on the ground by its convex face and a boiler in which circulates a heat-transfer fluid and which is movable about the center of the mirror. The boile...
FUERST VON HOHENZOLLERN F W
The windmill consists of a main support with guy lines. The support is connected to a central star wheel which has six radial arms. Each arm carries smaller star wheels also with six arms. Each arm carries a three bladed propeller, which directly driv...
MITSUI ENGINEERING & SHIPBUILDING CO. LTD., TOKYO, JP
The hydro-power unit is intended for electric power generation from the flow of water in small streams and rivers. It comprises a water inflow section, water through-flow channels with pump chambers, and a turbine unit. The inflow section and the chan...
SCHAFFRAN PROPELLER LEHNE & CO.
A variable-pitch propeller has a hollow hub rotatable about a hub axis and carrying a plurality of angularly equispaced vanes each rotatable on the hub about a respective vane axis extending radially of the hub axis. Each of the vanes has an eccentric...
MOUTON, WILLIAM J JR THOMPSON, DAVID F
A power plant for the generation of electricity from the flow of water currents uses turbine wheels within nozzles submerged in the water current, anchored to the bottom of the water course, as for example, the ocean, and self-buoyed to a level well b...