发明授权
US3693835A Conveyor 失效
输送带

Conveyor
摘要:
An apparatus is provided for distributing a comminuted material, especially tree bark, over a moving surface in a substantially uniform depth comprising a bin, drag bars which discharge the material from the bin and a ratchet assembly responsive to the depth of material on the moving surface for determining the rate at which the drag bars are moved.
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