| 摘要 |
<p>Apparatus for the control of the flow of material through the a flexible guide is in response to the weight of material delivered to the flexible guide, the arrangement being such that the material is constrained/prevented from being discharged from the flexible guide until the weight of the material attains a predetermined amount means being provided for displacing opposed walls of the flexible chute like guide for material to be at a predetermined location thereof with respect to the inlet of the a flexible chute like guide chute towards each other sufficiently to prevent material passing through the chute at said location, there being arrangements for enabling/allowing the said opposed walls at said location to move apart when the amount of material delivered to the inlet of the chute attains a predetermined level.</p> |
