| 摘要 |
A root head cleaner comprises a driving horizontal shaft with two basic flat elastic cleaning elements, tangentially fixed thereon, the free ends of which are connected with the shaft of the cleaner with the aid of flexible ligatures, and also additional cleaning elements arranged diametrically opposite. The additional cleaning elements are made as rollers, with short elastic fingers, freely mounted on the axles, which are comprised at certain ends of arched brackets, fixed on the driving shaft by the other ends. In doing so the rollers are additionally connected with the axles by torsional springs. |
