WINDMILL Russian patent published in 2001 - IPC

FIELD: wind-power engineering; self-contained power supply windmills. SUBSTANCE: proposed windmill has support, turnable blades with deflectors engaging with stops in form of cables and hinge-mounted in longitudinal direction on flies secured on vertical shaft mechanically coupled with generator shaft, horizontal platform, and ring guide arranged in upper part of support and engaging with blades through deflectors. According to invention, guide is made sectional, one of its part being made lifting/lowering, and each blade is installed with displacement of axis of symmetry relative to longitudinal axis of fly through 1/5 - 1/4 of blade width. EFFECT: increased efficiency, and controllable power output, enhanced reliability of windmill. 4 cl, 3 dwg