| 摘要 |
PROBLEM TO BE SOLVED: To provide a vertical shaft windmill capable of preventing a damage thereto by an abrupt wind or a strong wind from occurring and reducing a load on a generator even when used for wind power generation. SOLUTION: For example, in a Savonius windmill 7, a rotating shaft 6 is tilted in the direction of wind by a wind force received by the windmill. COPYRIGHT: (C)2004,JPO |
