| 摘要 |
A machine (1) for cleaning a street surface comprises a vacuum system for sucking in debris, a delivery system to spread a liquid on the street surface, possibly a pressure washing system, a storage volume (12) to retain the debris, a conveyor system to convey the debris from the street surface to said storage volume, and a tank (9) collapsible within the storage volume (12) and connected to the delivery system. |
