| 摘要 |
<p>The invention discloses a bag assembly (18) for insertion into a cylindrical container with a top portion (12). The bag assembly (18) has an outwardly flanged support fitting (30) secured to the mouth of a plastic liner (19). The bag assembly is folded pleatwise to provide a folded bag unit (66) which can be inserted into a dispensing opening (24) in the top portion of the container. The folded pleatwise bag assembly is retained by a retention means which will break on filling the bag assembly. The flanged support fitting (30) further comprises an air outflow passage (48), one or more external lugs (42), and an internal thread to receive a bung. The support fitting is secured to the container wall forming the dispensing opening by a cap (40) which may have a hinged closure member (90).</p> |
