| 摘要 |
PROBLEM TO BE SOLVED: To improve rigidity of a corner on both of a body and a lid to make firm in a B-type paper box including the body and the lid connected. SOLUTION: The B-type paper box has, across a folding wall, a body part including a body sidewall and a body facing wall standing around a body bottom wall and a lid part including a lid sidewall and a lid facing wall standing around a lid top wall. The body sidewall is constituted of a part including a first body sidewall, a second body sidewall connecting outside the first body sidewall, and first and second body tabs connected with their oppositely folding wall sides. The lid sidewall is constituted of a part including a first lid sidewall, a second lid sidewall connecting outside the first lid sidewall, and first and second lid tabs connected with their oppositely folding wall sides. The first body sidewall and the first body tab have the second body sidewall and the second body tab folded and pasted thereto to rise. The first and second body tabs are pinched in the first body facing wall, and the second body facing wall is folded and pasted to rise. In addition, the first lid sidewall and the first lid tab have the second lid sidewall and the second lid tab folded and pasted thereto to rise. The first and second lid tabs are pinched in the first lid facing wall, and the second lid facing wall is folded and pasted to rise. COPYRIGHT: (C)2006,JPO&NCIPI
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