| 摘要 |
<p>The invention discloses a cap for containers which are composed by two thermoformed shells joined together along a protruding perimetral rib (22). Said cap comprises a collar (4; 7; 14; 24; 71; 34) co-axially arranged outside the neck (21) of said container (2) and a lid (5; 6; 15; 16) co-operating with the dispensing mouth (41) of said collar. Said collar (4; 7; 14; 24; 71; 34) is equipped with connecting means (45, 46; 146) and with at least one water-tight element (47), all of said means mechanically co-operating with said neck (21) of said container (2).</p> |
