MEANS FOR PENETRATING PORTION PACKAGING CONTAINING EXTRACTABLE MATERIAL, DEVICE FOR EXTRACTING THE EXTRACTABLE MATERIAL CONTAINED IN THE PORTION PACKAGING, AND METHOD FOR THE PRODUCTION OF SAID MEANS

摘要

Disclosed is a means for penetrating portion packaging, especially a capsule (2), which contains and extractable material. Said means comprises perforation elements (7, 8) that are provided with a plurality of openings (9) and allow a shell of the capsule (2) to be pierced. The openings (9) are disposed in such a way on a lead-through surface which extends at an angle to the direction of perforation that the openings (9) form a punched screen structure. The perforation elements (7, 8) are embodied as a member that has several faces, one of which is a lead-through surface. Preferably, the lead-through surface on the extraction side is formed by a foil section that is provided with the openings (9).