| 摘要 |
<p>An opening system for a container (10) includes an end flap (18A) for extending over an opening of the container (10), and a sealing flap (16A) overlying the end flap(18A). The end flap (18A) includes an open area (38) and the sealing flap includes a perforation pattern (34,36). The perforation pattern (34,36) includes a first perforation line (34) including a central section extending over the open area (38), and a second perforation line (36) extending from the first perforation line (34) to one edge of the sealing flap (16A). The first perforation line (34) is configured to tear at a lower force than the second perforation line (36).</p> |
