| 摘要 |
<p>The stem (1) has a fluid unit applying liquid to a road surface. A suction unit is provided for sucking impurities e.g. oil and grease, from the road surface. A sweeping unit, the suction unit and the fluid unit are activated simultaneously. A cleaning cover (7) is arranged from a starting position into a horizontal position for applying the liquid in an inclined position for suction process and vice versa. A lever mechanism (18) is provided for generating tilting motion of the cleaning cover by folding movement.</p> |
