A FILTER BAG FOR CONTAINING A SUBSTANCE FOR INFUSION WITH THE GATHERED THREAD ATTACHED TO THE PICK UP TAG AND THE METHOD FOR PRODUCING THE BAG

摘要

A filter bag (1) for containing a substance forinfusion in a liquid comprises: a containmentchamber (2) with compartments (3 ) for doses of thesubstance, sealed by a top join (4) and a bottomjoin (5); a tag (6) for picking up the bag (1); anda section of thread (7), wound around the outsideof the containment chamber (2) and extending alongan outline of the chamber, one end of the threadbeing connected to the pick-up tag (6} and theother to the top (15) of the containment chamber(2). The section of thread (7) is longer than theoutline of the containment chamber (2) to which itis attached. The excess length (8) of the sectionof thread (7) relative to the outline of thechamber is gathered on the outside of thecontainment chamber (2) for the substance forinfusion and is attached to the pick-up tag (6). Amethod for production of the filter bag (1) is alsopart of the invention.