| 摘要 |
<p>A directional input device includes a transfer belt having a conveying surface. A first plow assembly is positioned with respect to the transfer belt, and includes a first plow belt positioned generally perpendicular to the transfer belt. A drive unit is operatively connected to the first plow assembly. In one preferred embodiment of this invention, a directional input device system includes a queuing belt; a directional input device positioned downstream from the queuing belt, and including a transfer belt having an entrance end portion operatively connected to a discharge end portion of the queuing belt and a plow-centering unit; and a machine positioned downstream from the directional input device having a machine belt operatively connected to a discharge end portion of the transfer belt.</p> |
