| 摘要 |
<p>The present invention relates to an externally visible duct (15) for a boiler (14) of an infusion machine, which duct is configured so as to make the level of a liquid in the boiler (14) visible. The duct (15) includes first and second coupling members (45a, 45b, 53a, 53b) that can be directly coupled with the boiler (14) at corresponding connection points (47a, 47b) of said boiler (14). The invention also concerns the boiler (14) and the infusion machine (10) including the externally visible duct (15).</p> |
