| 摘要 |
A spring module includes: a resilient member having a pair of wire parts extending side by side along an axial direction and a connecting part connecting the wire parts at ends of the wire parts; and fastening members provided at opposite ends of the resilient member, respectively, wherein the resilient member provides a resilient force, which is applied in a direction which is inclined from the axial direction if the fastening members are positioned so as to be inclined away the axial direction, the resilient member being deformed as the fastening members move closer to or further away from each other.
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