| 摘要 |
FIELD: road construction machinery, particularly for road maintenance in winter. SUBSTANCE: device has bulldozer with blade, worn- like brush and breaking member. Breaking member has two rollers composed of discs. Rollers are installed on vibration frame connected with cantilever frame. EFFECT: enhanced ice treatment to provide safe transport movement with regulation speed by means of ice breaking simultaneously with broken ice removal from road surface. 6 dwg |
