| 摘要 |
<p>A cleaning unit with a central platform balance for floor steam cleaning and drying machines, consisting of two small metal rods (4, 5) provided with a rubber edge (6), that alternatively slide onto the surface to be cleaned, during the advancing and traction motion, leading all the liquid obtained from the condensation of the steam and from the melting of the dirt, due to their inclined position with respect to the motion direction, in correspondence with small suitable openings for suction, placed laterally.</p> |
