| 摘要 |
<P>PROBLEM TO BE SOLVED: To firmly fix a blade of a wind turbine provided in a wind turbine generator or the like by bolts not to come off. <P>SOLUTION: In the wind turbine generator 1 provided with a wind turbine 2 fixing blades 8 rotatably connected via a plurality of shanks 10 on a hub 9 fixed on a tip of a main shaft 3 by the bolts 2, an imbedding part 22a for imbedding the blades 8 is provided in one side in a longitudinal direction of the bolts 22, a screw part 22b formed on another side of the bolts 22, a flange part 22c is provided in a middle in the longitudinal direction of the bolts 22, and the flange part 22c is imbedded in the blade 8 together with the imbedding part 22a. <P>COPYRIGHT: (C)2007,JPO&INPIT |
