Importance

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Abstract

An apparatus for supplying hot water to at least one brewing unit (1) operating with pre-packaged pods or capsules (23) containing one or more doses of ground coffee for the preparation of coffee-based beverages, the brewing unit being provided with a brewing chamber (22) and a discharge duct (36) from the brewing chamber for the supply of the prepared beverage, the apparatus comprising a water heat exchanger (4) with a first opening (5) for the introduction of cold water, a second opening (6) for the supply of heated water, a third opening (7) in the vicinity of the first opening (5), and a cold water supply pump (8) connected between a source (9) of cold water and the first opening (5) of the heat exchanger. The apparatus comprises a water distribution unit (3) provided internally with a chamber (14) stably connected to the second heated water supply opening (6) and to the third opening (7) of the heating member (4) disposed in the vicinity of the cold water inlet opening (5) by means of respective ducts (15. 16) creating a circulation of thermo-siphon type in the water, the chamber (14) being provided with at least one outlet (19) connected to the chamber (22) of the brewing device (1), which may be opened and closed, with the interposition of a valve (20) which may be controlled to open and close the outlet (19).

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First Claim