| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology for reducing concentration of stress on a spring supporting a movable portion at the time of driving. SOLUTION: The driver 1A includes a drive section 5 for imparting a drive displacement to a movable portion 6, a supporting portion 7 provided in the movable portion 6, a resilient portion 7a having one and the other ends and being connected with the supporting portion 7 at one end, and a portion 7b inserted between a fixed portion 8 and the other end of the resilient portion 7a and relaxing resilient deformation occurring at the resilient portion 7a depending on the drive displacement. COPYRIGHT: (C)2009,JPO&INPIT
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