APPARATUS FOR PRESSURISING THE CONTENTS OF A BAG

摘要

An apparatus for pressurising the contents of a bag (20), being a bulk package, comprising a bag (20) having a first end (30) and a second end (1) opposite thereto, a bag engaging element (22) adapted to engage with the said first end (30) of the bag (20) for mutual rotation therewith, actuating means (28) operable to drive the bag engaging element (22) about an axis of rotation which extends through the bag (20) between the said first and second ends thereof so that the engaging element (22) rotates the said first end (30) of the bag (20) about the said axis in a drive direction.