| 摘要 |
<p>The device has an elongated body that includes a connection head (15) and an internal channel (19) for supplying vapor, where the channel connects the connection head to an ejector nozzle (20). A rigid, removable, tubular outer sleeve surrounds a tubular core. A suction pipe (31) is defined by the sleeve in cooperation with a longitudinal recess. A sealing unit (35) is provided between the sleeve and the nozzle that are made of a separate flexible material that is distinct from sleeve material for assembling/disassembling of the sleeve. An independent claim is also included for a hot drink preparation machine.</p> |
