| 摘要 |
<p>The machine (1) has a milk supply duct (3) and a steam supply duct (4) that are respectively formed on a mixing region and a frothing region, and a line element (6) connected at one end in a region of a coupling point (7) in fluid commutation with the milk supply duct and at another end to a milk container (8) for supplying milk. A rinsing line (5) directly opens into the coupling point. A duckbill valve (10) is in fluid communication with one of the line element and the coupling point. The valve is closed automatically when the line element is removed.</p> |
