| 摘要 |
PROBLEM TO BE SOLVED: To provide a paper container that combines shape retentivity with easiness of tearing.SOLUTION: A paper container 10 has an edge roll 14 formed on the entire perimeter of an upper edge of a side wall 11, and a bottom plate 19 that is connected in a lower part 13 of the side wall 11. The edge roll 14 is formed by half-turn-curling a tip part of the side wall 11. Additionally, a tip part 22 of the edge roll 14 is provided with a starting point 20 of a tear line C1 for tearing the side wall 11 toward the lower part 13 of the side wall 11. The tear line C1 is provided in such a manner as to continue to a lower end of the lower part 13 of the side wall 11. |
