Windmill

Prime-mover dynamo plants – Fluid-current motors – Wind

Patent

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Details

416117, F03D 900, F02P 904

Patent

active

046492844

ABSTRACT:
A windmill includes a supporting frame, a vertical transmission shaft rotatably mounted in the supporting frame, a plurality of fan blades, each having two bending edges longitudinally formed on the two vertical edges of the blade, horizontally pivotedly mounted on the vertical transmission shaft, a sweeping cleaner formed on the lower portion of the transmission shaft to remove the snow or dirts on a power generator, a power generator formed on the lower end of the transmission shaft, and a high-speed braking clutch automatically braking the rotation of the transmission shaft under stronger wind pressure for safely protecting the power generator.

REFERENCES:
patent: 1111350 (1914-09-01), Bayley
patent: 4112311 (1978-09-01), Theyse
patent: 4245958 (1981-01-01), Ewers

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