| 摘要 |
Washing device (10) for washing the wheels of a vehicle (V) in an installation (I, 20) for the washing of vehicles, comprising: a rotating member (11) in turn comprising at least one first rotating arm (12) for dispensing water under pressure (HP) on a wheel (R) of the vehicle (V), and at least one second rotating arm (16) for dispensing, on the same wheel (R), a specific chemical product (P) for the washing of the rim of the wheel; a first (31) and a second (32) hydraulic supply circuit for supplying respectively water under pressure (HP) and the specific product (P) to the rotating member (11); and a rotating distributor or joint (19) for connecting the first (31) and the second (32) supply circuits to the rotating member (11) and distributing the water under pressure (HP) and the specific product (P) to the first (12) and to the second (16) rotating arms; wherein the first and the second supply circuits (31, 32) are reciprocally distinct, that is to say they do not have conduits and pipes in common, and are configured, together with the rotating distributor (19), in such a way as to supply and distribute, one separately from the other, the water under pressure (HP) and the specific chemical product (P), respectively to the first (12) and to the second (16) rotating arms of the rotating member (11). |
