| 摘要 |
<p>A snap locking device for a container (1) with a cover (16), said cover being lockable to the container via a bistable loosening flange (3), which is provided on the cover or the container and is adapted to cooperate with a locking edge (5) on the container or the cover. The bistable loosening lines, and its portions disposed between at least two weakened lines are exteriorly provided with wall reinforcements (11), which extend axially over the bistable loosening flange and preferably over its stationary cover flange disposed in extension of said loosening flange.</p> |
