| 摘要 |
An eolic turbine is disclosed, comprising: a hub (1) revolvingly mounted on a tower, around a basically horizontal axis, and provided with a slow speed shaft that drives into rotation a rotor of an electric generator, a plurality of blades (P) radially protruding from the hub (1) and revolvingly mounted around their axis, and an adjusting device of the blade pitch to adjust the angle of rotation of each blade around its axis. The adjusting device of the blade pitch comprises a geared motor (6) comprising a rotary case (60) fixed to a mobile plate (5) joined to the blade (P), and a fixed case (61) fixed to a fixed plate (7) joined to the hub (1).
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