WINDMILL Russian patent published in 2008 - IPC F03D5/04 

FIELD: renewable power supplies, that is, wind-electric power supplies.

SUBSTANCE: proposed windmill has kinematically coupled vertical central shaft, electric generator, conical wind vane, and set of revolving platforms incorporating vertical support, rocker arm, vane assembled of two parts, as well as vane orientation varying and position fixating assembly, mutually interacting flat wind vane, conical wind vane positioning unit, braking system, kinematically coupled central bevel gear, satellite gears, radial shafts, bevel and peripheral rocker-arm positioning gears. Central bevel gear is fixed in position on conical wind vane support and bevel gears positioning rocker arms are hinged to support rigidly coupled with rocker-arms, and are engageable with positioning and position fixing units of respective revolving platform vanes. Vane positioning and position fixating unit has positioning disk, storage spring, vane disk, overrunning clutch, bushing, drive and driven bevel gears, shafts, small and big bevel gears of respective vane parts. Positioning disk is engageable through pairs of bearing rods and spring-loaded latches with vane disk; latches are coupled through articulated joint with platform supports. Platform has wheel, stiff frame hinged to vane support, as well as couplers for platforms; vane supports are coupled with flange hinged to conical wind vane support. Positioning unit of the latter has flat wind vane hinged to conical wind vane support.

EFFECT: simplified design and enhanced operating reliability of windmill.

6 cl, 5 dwg