| 摘要 |
System with a water-delivering nozzle, provided with a free-air passage dividing its connection duct into two sections, a section serving as a delivery conduit connected to a water-delivering main (network) and fitted at its free end with a frustoconical nozzle, and a section serving as a receiving conduit connected to a water-using circuit, and provided at its free end with an inlet in the form of a funnel, characterised in that it comprises, at the free end of the delivering-conduit section 36, a frustoconical flexible nozzle 37 which, arranged axially aligned with the receiving-conduit section 38 having a concentric inlet in the form of a funnel 39, converts the delivered water flow into a constantly axially convergent water jet 44 irrespective of the hardness of this water. <IMAGE>
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