| 摘要 |
<p>A coffee machine wherefrom a user may optionally request different quantities of coffee as to the volume of beverage and wherein the infusion water temperature in a heater (7) is lowered when the quantity of the requested beverage increases. To this purpose, the machine is provided with a control means assembly comprising a meter (12, 24) for the quantity of water moving to an extraction chamber (3), a temperature transducer (13) for sensing the temperatures the water achieves in the heater (7) and a control means (14) adapted to receive the signals from said meter (12, 24) and temperature transducer (13), and to control, according to a given algorithm, the water temperature in the heater (7) as a function of the moving quantity of water.</p> |
