| 摘要 |
PROBLEM TO BE SOLVED: To provide a wiper case to be used under an environment applicable to a clean room, in particular to a cleanliness class of 1,000 or higher. SOLUTION: The wiper case to be filled with wipers comprises an upper surface having a takeout port from which the wipers can be taken out and a lower surface for supporting the wipers. The takeout port has a taper narrowing from the inside of the case toward the outside, and also has a means for adjusting a relative distance between the upper surface and the lower surface according to a quantity of the wipers.
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