| 摘要 |
PROBLEM TO BE SOLVED: To provide a book-case which requires neither paste for fixing a book nor releasing paste for releasing the book and can be accompanied by a thick booklet. SOLUTION: All intervals between respective components of substrates (Fig.(a)) comprising a bottom plate 1, top plate 2, side plate 3, front plate 4, rear plate 5, small flap 6, inserting flap 7, margin to paste up 8, rear cover plate 9, front cover plate 10, flap plate 11, margin to paste up 12a and the margin to paste up 12b are folded, by the valley. A book case is formed by forming a sack box 70 by the bottom plate 1-the margin to paste up 8 and by forming a front cover holding part by the front cover plate 10, the flap plate 11, the margin to paste up 12a and the margin to paste up 12b. The book case is fixed to the book by inserting a front cover 81 of the book 80 into the front cover holding part. (Fig.(b) and (c)). COPYRIGHT: (C)2004,JPO
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