Device and process in a tube filling machine

摘要

The invention relates to a device for extending an intermediate wall arranged in a packaging tube's longitudinal direction with a surplus of material as measured between the attachment locations of the intermediate wall. Means arc provided for orientating the intermediate tube's attachment locations to predetermined positions and application means (13) is introduced on either side of the intermediate wall and has means (12c, 12d) for extending the intermediate wall. External welding jaws (15, 15a) are provided at the attachment locations and are arranged to attach the extended intermediate wall to the inside of the tube.