Interchangeable capsule for the preparation of an infusion of a powdered product, and relative method for obtaining such an infusion

A capsule suitable to contain therein a powdered product for preparing an infusion, the capsule comprising:

• a container closed by a lid, the container having a bottom and a truncated-cone shaped portion extending from the bottom into an inner space of the container, the container provided with filtering means for filtering the powdered beverage product/hot water infusion;
• a central feeding device for feeding a hot liquid according to a substantially vertical direction, the hot liquid suitable to obtain an infusion with the powdered beverage product;
• a support device extending from the truncated-cone shaped portion into the inner space of the container and away from the bottom of the container;
• and
• a deflecting device arranged substantially transverse to a flow of the hot liquid coming from the central feeding device, the deflecting device supported by the support device, the deflecting device and the truncated-cone shaped portion defining a chamber having an open side that opens toward the bottom of the container;
• wherein the filtering means is substantially vertical and arranged on the deflecting device and extends substantially transversely relative thereto.