VERPACKUNG FUER KOHLENSAEUREHALTIGE GETRAENKE UND VERFAHREN DAZU.

摘要

A container for carbonated beverages has an outer casing for containing a collapsible bag with a tap in which the beverage is stored and a resilient diaphragm surrounding the bag and urging it at all times towards an end closure member through which the tap of the bag projects, the diaphragm exerting a substantially constant pressure on the bag irrespective of its volume.