Interchangeable capsule for preparing an infusion of coffee, and method for obtaining an infusion of said coffee

摘要

A capsule suited to contain in its inside a mass of powdered coffee for preparing an infusion of coffee. The capsule comprises a container closed by a lid. The container is provided with a filter of the coffee/hot water infusion. The capsule is characterized in that the mass of powdered coffee is located in an annular space surrounding a central chimney. The infusion water, during at least one of its intermediate steps, converges from the annular space towards the central chimney passing first through a vertical filter.

主权项

1. A capsule for containing a mass of powdered coffee for preparing an infusion of coffee; the capsule comprising:
a container closed by a lid, said container comprising a filter for filtering a coffee/hot water infusion; a central chimney; an annular space surrounding the central chimney for receiving the mass of powdered coffee; a plurality of through openings disposed in a feed well wherein during use infusion water is fed towards the mass of powdered coffee through the plurality of through openings; and a labyrinth path in fluid communication with the plurality of through openings, such that the infusion water, after passing through said plurality of through openings, flows along the labyrinth path wherein the filter comprises a first vertical filter arranged such that
during at least one intermediate infusion step, infusion water converges from the annular space towards said central chimney, passing at first through said first vertical filter.