摘要 |
A closure (40) is provided for a container opening. The closure (40) include s a body (50) for mounting to the container and a lid (70) movable between a closed position and an open position. The lid (70) and body (50) are connect ed by a bistable, snap-action hinge structure (80) having a web (100) between t wo hinges (121, 122). Stress-relief recesses (defined in part by edges 260, 270 ; 260 A, 270A) are provided at an end edge (102", 102A") of either the body hinge (121) or the lid hinge (122) or both.
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