Windmill structure

Details Windmill structure Windmill structure

1978-03-03

1980-01-15

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

Plural impellers having relative movement or independent...

Shiftable support

416142, F03D 704

Patent

active

041837177

ABSTRACT:
A windmill structure in which a combined structure of sails and electrical generator device is pivotally suspended so that the position of the combined structure may be shifted in accordance with the wind velocity.

REFERENCES:
patent: 1963912 (1934-06-01), Honnef
patent: 2094917 (1937-10-01), Dunn
patent: 2140152 (1938-12-01), Dunn
patent: 2178047 (1939-10-01), Malme
patent: 2388377 (1945-11-01), Albers

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