InventorsAssigneeUS Classes222/95, With wall-collapsing means222/105, With casing or support222/386.5, Nonrigid follower222/206RESILIENT WALLAttorney, Agent or FirmForeign DocumentsInternational Classes B65D 35/28 B65D 35/56 B67D 7/60 B65D 37/00
Abstract textA keg enveloping a container ( 8) for containing a beverage and means for deforming the container ( 8) in order to drive the beverage out of the keg ( 1). The container ( 8) comprises two substantial rigid walls ( 13,14), which walls are mutually connected by a flexible wall ( 15). The flexible wall ( 15) is shaped as a bellows. Said means can move the two rigid walls ( 13,14) towards each other, so that the distance between the two rigid walls ( 13,14) varies. The material of the container ( 8) comprises preferably a metal layer or is made of metal. | 
