Method of fitting one sack inside another - moves both along track also followed by inner sack holder

摘要

The system fits on outer sack over an inner one, the inner one being secured by a holder with its free end in a set shape while the outer one is thrust over if from this end. The holder end gripping the inner sack is inside it. The inner and outer sacks (7,8) are moved in succession along a track(2) and held open. The holder (1.'.1"." ') follows this track with its free end to the front and is inserted in the inner sack, thrusting its towards and inside the outer one.