| 摘要 |
<p>1514652 Dishwashing machines INDUSTRIE A ZANUSSI SpA 8 Sept 1976 [24 Sept 1975] 37222/76 Heading A4F In a dishwasher 10, see Fig. 1, comprising tank 14, trays 15, 16, sprayers 12, 13, pump 11, conduit 17, 18, and Venturi form rotary joints 19, 20, 29, 30, one of the rotary joints e.g. 29, 30 is provided with a rotatable discoid element 33, see Fig. 3, having an aperture 34 which may be offset relative to the aperture in element 29 so as to restrict the flow of wash liquid through the joint and a gap is provided between nozzle 26, see Fig. 1, and element 29, so as to permit excess wash liquid to overflow. The arrangement is designed to enable the flow of wash liquid from one sprayer to be regulated without effecting the performance of the other sprayer.</p> |
