| 摘要 |
FIELD: personal use articles.SUBSTANCE: invention relates to a piercing device, in particular - that intended for beverage preparation capsules. The invention objective consists in creation of a piercing device having wedges and in exclusion of incorrect capsule piercing that can cause spillage. The piercing device intended, in particular, for beverage preparation capsules, contains a plate that ma be connected to a capsule for infusions etc and at least one penetrator passing at an essentially right angle from the plate to the capsule. The penetrator is equipped with at least one outer cutting edge for penetration of at least part of the penetrator into the capsule as a result of mutual convergence of the plate and the capsule, a passage channel formed in the penetrator, its ends terminating in the passage hole formed on the surface of the plate positioned opposite the surface equipped with the penetrator and at least one hole formed in the penetrator part that can penetrate into the capsule for fluid medium passage from the surface to the capsule and vice versa; the outer cutting edge passes sideways relative to the penetrator along the spiral profile.EFFECT: creation of a piercing device having wedges and in exclusion of incorrect capsule piercing that can cause spillage.9 cl, 37 dwg |
