| 摘要 |
The invention is concerned with improving rim cleaning devices (1) in automatic car washes. In order to increase the effectiveness of the cleaning agent, there is provision to apply foamer to the rim (7) after the application of the fluid cleaning agent. For this purpose, a foaming spray nozzle (4) is arranged in the rim cleaning device (1) between the spray nozzle (5) for the cleaning agent and the mechanical cleaning device (2). <IMAGE>
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