| 摘要 |
In order to facilitate fixing a pivot assembly to an actuator block and to obtain the stable coaxiality, a screw hole passing from the outside is provided towards a fitting hole into which the pivot assembly is inserted. Moreover, a set screw is screwed into a screw hole to press a sleeve of the pivot assembly, which has been inserted into the fitting hole with an end portion of the set screw. The sleeve pressed at a pressure F1 with the set screw is clamped and fixed by a inside wall surface of the fitting hole and the end portion of the set screw revealing in the inner side of the fitting hole.
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