| 摘要 |
<p>A machine for absorbing liquid from a surface such as a playing field comprises a driven roller (4) provided with a liquid-absorbent element (12). The element (12) is made from a foamed plastics or rubber backing (15) provided on its outer periphery with a reinforcing layer (16) comprising an open weave filamentary material or ribs disposed in the form of netting. The reinforcing layer (16) resists wear and scuffing of the foam material and provides improved pick-up of water from the surface being cleared.</p> |
