VEHICLE BODY WASHING METHOD, SPRAY NOZZLE USED FOR IT AND VEHICLE BODY WASHING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a vehicle body washing method capable of not only avoiding bad influence of peeling of a coated film but also efficiently washing a vehicle body with a minimum facility.;SOLUTION: When a washing liquid (29) is sprayed to wash dirt on a vehicle body surface 2W, a gas is naturally sucked into a spray nozzle 21 by a flow speed of the washing liquid (29), collision is performed in the spray nozzle 21 to produce the foamed washing liquid 29, and the foamed washing liquid 29 is jetted to the vehicle body surface 2W.;COPYRIGHT: (C)2008,JPO&INPIT