| 摘要 |
<p>The cutter comprises a cutting disk 36 fitted onto a shaft 28 which can turn coaxially in a vertical conduit 10 under control of motor means 22, 24 arranged higher than the cutting disk, characterised in that, at the upper end of the conduit, there is connected a loading hopper 12 with an angled crank, the shaft goes through the upper wall of the hopper through an opening protected by a first sleeve 40 coaxial with the shaft, and outside the hopper a flange 42 joined hermetically to the shaft presents a shoulder 44 which surrounds the upper edge of the first tube. <IMAGE></p> |
