Capsule-holder device for beverage preparation machines

A capsule-holder device for a beverage preparation machine. comprising an axially hollow annular supporting body having a central axis, the supporting body having a peripheral wall with an upper edge and a lower edge, the peripheral wall of the supporting body having a lateral attachment for fixing a handle and coupling means, suitable for coupling with a hot-water dispensing unit of the beverage preparation machine at least following an angular movement of the supporting body about the respective central axis,

• wherein within the supporting body a receiving assembly is mounted, having a respective central axis substantially coinciding with the central axis of the supporting body, the receiving assembly including a cup-shaped container body which has a respective peripheral wall and a bottom, which define a chamber able to receive a capsule, the bottom of the container body having at least one outlet duct,
• wherein at the bottom of the container body a lower perforation arrangement is provided, able to cause perforation of an outlet wall of a capsule contained in the chamber, the lower perforation arrangement comprising a plurality of tips, preferably arranged according to at least one circumference substantially concentric to the axis of the receiving unit,
• wherein the tips are borne by a disk-shaped support which is mounted in an angularly rotatable way inside the chamber, for rotating about the central axis of the receiving assembly.