| 摘要 |
Improvements to wind turbines for electrical power generation, incorporating a blade (4) rotor for harnessing the action of the wind, which consists of a hub (3) prolonged at the rear with an extension (7) that constitutes the assembly shaft for the rotating action with respect to the body (1) of the wind turbine, with the hub (3) and the aforementioned extension (7) forming the shaft constituting a single manufactured piece, with regard to which the blades (4) are arranged in a yaw rotary assembly that is operated by means of respective hydraulic cylinders (20).
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