Sealing system for collapsible tubes and machines, has plug and ring that are placed at bottom end of collapsible tube by machine or tube holder

摘要

A sealing system for collapsible tubes and machine, has a plug and a ring that are placed at a bottom end of the collapsible tube, by a machine or tube-holder (7). Independent claims are also included for: (1) a tube-holder for placing a plug and a ring at a bottom end of a collapsible tube, comprising a spring; a fixing housing; a base to hold the spring; a base to support the tube; and a guide to fit the tube; and (2) a sealing apparatus, comprising the above sealing system; and the tube-holder.