| 摘要 |
<p>An improved expresso coffee machine capable of producing coffee, capuccino and the like has water and steam delivery units (2, 3) separate from the main water heating boiler (4) to allow operation of the machine to make infusions and deliver hot water and/or steam with reduced energy consumption in times of infrequent or intermittent use. The main water heating boiler (4) is connected to the mains water supply (5) and provided with main heating means (10) and the two independent delivery units (2, 3) are each provided with independent water heating means (23, 24) for heating water drawn from a heat exchanger (20) immersed in the said boiler (4). The boiler's heating means (10) and the heating means (23, 24) of the said two delivery units can be actuated independently of one another, and hot water and/or steam can be withdrawn directly from the said boiler (4).</p> |
