| 摘要 |
PURPOSE:To provide a high performance windmill of simple structure by utilizing safety of a vertical shaft windmill and startability of a sail-wind windmill. CONSTITUTION:This windmill is constituted of a body 2 formed into a rocket shape, front wings 4 equipped on the upper and lower sides of a forward part thereof, and canvas 3. A windmill blade formed into a ray fish shape in a state where the canvas 3 is fitted from a tip part of the front wing 4 toward a tail of the body 2 is fixed to a wing strut 5 and the wing strut 5 is connected to a windmill rotation shaft 7 via a wing connection part 6. |
