| 摘要 |
<p>A screw cap 7, for a bottle or other container having a threaded neck with a bead 3, which cap has a locking part in the form of cam portions 11 connected to the main part of the cap by bridge pieces 12. When the cap is screwed on to the neck the cam portions 11 snap over the bead 3. When the cap is unscrewed, the locking part may remain integral with the cap or become separated from it due to the bridge pieces 12 fracturing. <IMAGE></p> |
