| 摘要 |
PROBLEM TO BE SOLVED: To provide a noise-preventive top nozzle capable of eliminating the noise generated in a car washing machine, and fittable to an existing apparatus. SOLUTION: An elevating/lowering device which is provided on a moving frame 2 of a car washing machine in an elevating/lowering manner, a coupling rod 51 provided on the elevating/lowering device, a top nozzle 5, and a side nozzle 6 are provided on the car washing machine. In the top nozzle 5 of the car washing machine, a rectification means 15 is provided on the coupling rod 51, and the rectification means 15 is provided substantially over the entire longitudinal direction of the top nozzle 5. A high-pressure air forcibly fed in a casing 50 of the top nozzle 5 can be straightened, and/or the collision of the high-pressure air can be avoided. COPYRIGHT: (C)2007,JPO&INPIT
|
