| 摘要 |
An apparatus and method utilizing multiple tiers of pinch rollers that are vertically stacked one beneath the other, where each tier is designed to receive a wing portion and convey the wing portion from one start end of the roller pair to the distal opposing exit end along the line of engagement of the roller pair. The apparatus is designed with channeling chutes proximately adjacent each exit end for each roller pair tier. The channeling chute is position to receive the wing portion as it falls off the exit end and further has a vertically oriented channel to direct the falling wing to engage the start end of the roller pair below.
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