| 摘要 |
The invention relates to a device (1) for variable pressure delivery of watery fluids for vehicle washing systems, the device (1) having an inlet (401), at least one first outlet (801) and at least one second outlet (171), characterized in that it further comprises automatic shut-off means (111, 121, 141, 131, 601) for deviating a fluid flowing into the device to either the first (801) or the second outlet (171) depending on its pressure. The invention further relates to a vehicle washing system, or the like, characterized in that it comprises a fluid delivery device (1) of the type described above, and means for supplying water to such delivery device, which means include at least one delivery pump (2).
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