| 摘要 |
<p>This crusher comprises a chopper which has a longitudinal shaft whose lateral surface carries two propellers with opposite threads. A semi-cylindrical lower part's hopper includes a vertical wall comprising an opening connected to the centrifugal crusher. In the hopper the two propellers engage between the teeth of a card. Devices drive and guide the propellers' bearing-shaft. The waste flow is controlled by another device.</p> |
