| 摘要 |
A container closure comprising a rigid lid and a separably formed flexibly resilient seal mounted thereto. The lid includes a top panel with a depending annular flange. The seal includes a solid central panel with an upwardly directed integral flange peripherally thereabout and receiving the lid flange. The seal flange mounts opposed pivot points engageable with the upper edge of a container and defining a pivot axis. A positioning rib extends peripherally about the seal flange between the pivot points for seated engagement on the upper edge of the container. |
