| 摘要 |
<p>The arrangement has a first flow channel (8) bounded by the floor (6) of a housing, along which the boxes move with the aid of a cleaning agent flowing through the channel, a return channel (12) for contaminated cleaning agent and a self-cleaning unit with a number of cleaning nozzles. At least one nozzle has a stationary base body and a rotary spray head or spray head from which cleaning agent can exit on all sides.</p> |
