| 摘要 |
In a tightening load applying mechanism, a plurality of belleville springs for applying a load in a stacking direction to a stack body, a plurality of guide bars extending in the stacking direction, and a plurality of bearing members are provided between a movable presser plate and an end plate. The guide bars are slidably inserted into the bearing members in the stacking direction. Each of the bearing members has a housing fixed to the end plate, and a bearing attached to the housing. The guide bar is slidably fitted to the bearing in the stacking direction.
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