SAIL-TYPE WINDMILL Russian patent published in 1999 - IPC

Abstract RU 2132481 C1

FIELD: wind-power engineering; driving electric generators, water lifts, mills, pumps, compressors. SUBSTANCE: windmill has frames carrying flexible sail vanes and installed on vertical central axle. Flexible vane has additional axle of revolution apart from central axle. Both axles are spaced 0.1 to 0.45 of vane length apart. EFFECT: simplified design, improved utilization of sail vanes.

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RU 2 132 481 C1

Authors

Borovoj A.I.

Dates

1999-06-27—Published

1997-05-13—Filed