| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a phase changing method for a blade bearing capable of changing a phase to the blade 10 of a blade side rolling ring 32 of the blade bearing 30 by using a simple process. <P>SOLUTION: In the phase changing method for a blade bearing for changing a phase of a blade side rolling ring against the blade on the blade bearing 30 having a hub side rolling ring 31 fixed on a hub 20 of a wind power generator and the blade side rolling ring 32 fixed on the blade 10, the blade and the blade side rolling ring are separated each other by using a first tool 110 having a spring element capable of expanding and contracting due to self weight of the blade when hanging down the blade and a second tool 120 having a jack mechanism capable of separating the hub and the blade and the blade side rolling ring is relatively rotated with respect to the blade. <P>COPYRIGHT: (C)2012,JPO&INPIT |
