Impregnable encastred plugged tube - has skirt external diameter equal to tube internal diameter connecting plug and tube with external collar mounted above plug

摘要

The device includes an exterior collar (7b) mounted on the open end of the tube above the plug. The plug (1a) has a lower skirt of external diameter corresponding to the tube internal diameter joining the plug and tube. The plug has a diameter equal or greater than the tube external diameter. The collar (7) is connected to the tube open end (3) by lifting tongues. The collar exterior (7a) is extended towards the bottom and surrounds the tube upper part to which it is spot welded. The tube has ribs (7d) for retaining the collar when it is detached from the tube. USE/ADVANTAGE - Provides an impregnable plug for pharmaceutical products without need for modification of the tube.