| 摘要 |
PROBLEM TO BE SOLVED: To suppress deterioration of outflow property of a beverage and deterioration of operability of a tab even when size of the tab and an opening are made large and size of a panel is made small.SOLUTION: A projection portion (a nipple) 420 squashed to fix a tab to a panel 400 and formed as a rivet, is formed on the panel 400. The projection portion 420 is a part surrounded by a first score line 430 on the panel 400 and positioned on a top part 433A side with respect to one end 431 and the other end 432 of the first score line 430. A second score line 450 connected to a curved part 433 of the first score line 430 is further provided in the panel 400. |
