| 摘要 |
PROBLEM TO BE SOLVED: To store a plurality of rolled bodies of dust accommodating bags including spare ones, in an outer box body with high facility. SOLUTION: This dust box, made of plastic thin section, stores a plurality of rolled bodies of dust accommodation bags including spare ones, especially formed by winding up a continuous gazette-processed cloth bag body. To speedily take out the next one of spare bag bodies from the rolled body in discarding the full dust accommodating bag and fit it onto a prescribed portion of the outer box body and to sell the continuous rolled bodies and the spare rolled bodies relatively easily and independently, a retaining device is installed on the outer box body. COPYRIGHT: (C)2004,JPO
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