Car wash with washing liquid jets - system of nozzles assembled in a portico

摘要

In the present way of automatically washing a car the water spraying and brush passage is done simultaneously therefore the solution has no time to act. Since an independent car portico relative movement for this purpose is time consuming, the water sprinkling is done immediately before the washing operation starts, with the portico in fixed position. Some preferred ways of doing this and reaching all parts of the car include spraying with fixed nozzles and decreasing pressure, with tilting nozzles or with nozzles fixed to the end of an arm movable along the vehicle.