| 摘要 |
<p>IMPROVED CLOSURE FOR LIQUID CONTAINING CONTAINERS There is disclosed a closure for a container comprising essentially a main valve body (3) adaptable on a container neck (5) and comprising a valve means (33,33') sealingly engageable, by gravity optionally assisted by a spring means (36), in a corresponding valve seat (37,37'), a retention means (41,36,41') for the valve means and tamper evidence means (11,13) between the main valve body (3) and the container neck (5) characterized in that it is associated with a flow control element (51) which comprises an essentially cylindrical extension (53) of the main valve body (3), which extends into the container and which comprises, at the end opposite to the valve body, a product flow orifice (55), at least one air flow orifice (57), and optionally, at the valve body end, one or at least two spaced drain holes (59). Figure 10.</p> |
