| 摘要 |
PROBLEM TO BE SOLVED: To efficiently heat a rotary brush to prevent a car washer from becoming due to freezing of water adhered to a cloth brush of the rotary brush unwashable state while stopping an operation after finishing the car washing of the car washer at a cold district. SOLUTION: A brush shaft 30 mounted with the cloth brush 32 on an outer peripheral surface is rotatably provided on a hollow support shaft 24 non- rotatably supported on a traveling frame 1. A heating part 40 of an electric heating device H is inserted into the support shaft 24 and the heating part 40 is supported on the support shaft 24.
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