Patent ID: 9125515
Filing Date: 2015-09-08
Classification: A47J,Y10T

Abstract:
1. A piercing device for capsules for preparing beverages and the like, comprising: a plate that can be associated with a capsule, said plate having a top surface and an opposite bottom surface; and at least one penetrator that protrudes substantially at right angles from said top surface of said plate toward said capsule, wherein the at least one penetrator comprises: a tip, at least one external cutting edge for the penetration of at least part of said at least one penetrator into said capsule as a consequence of the mutual approach of said plate and said capsule, a passage duct defined in said at least one penetrator, wherein the passage duct terminates at a passage hole defined on the bottom surface of said plate, and at least one aperture defined in the part of said at least one penetrator that can penetrate said capsule for the passage of fluid from said bottom surface to said capsule or vice versa, wherein said at least one external cutting edge extends laterally with respect to said at least one penetrator and wherein said at least one external cutting edge has a helical profile extending from the tip of the penetrator to the top surface of the plate.