| 摘要 |
Device for the preparation of beverages The invention relates to an arrangement for the preparation of beverages, more particularly in a coffee machine, comprising a water reservoir (1) connected in series to a flowmeter (3), to a pump (4), to a heating unit (5) and to a hot water outlet opening onto the coffee (10) to be extracted and an electro-valve (6) with a pipe (7) for the return of water to the reservoir branched between the heating unit and the pump and a non-return valve (9) at the exit of the heating unit. Figure
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