Windmill

Details Windmill Windmill

1984-09-10

1986-12-23

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

With means positioning fluid current driven impeller...

Offset relative to flow direction

416 41, 416135, 416142, F03D 706, F03D 1104

Patent

active

046309969

ABSTRACT:
Disclosed is a windmill whose impeller and strut are protected from harms by high wind, comprising an impeller; a strut; weight; and means for supporting said strut in such a manner that said strut is capable of rotating and inclining around pivot, wherein said impeller and weight are installed at different sides of said strut, and wherein said strut is supported by said means at the pivot located between said impeller and the center of gravity.

REFERENCES:
patent: 1697574 (1929-01-01), Savonius
patent: 3093194 (1963-06-01), Rusconi
patent: 4142830 (1979-03-01), Schonball
patent: 4219309 (1980-08-01), Ross
patent: 4362466 (1982-12-01), Schonball
patent: 4415813 (1983-11-01), Carme
patent: 4449889 (1984-05-01), Belden

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