Double-document detection arrangement

Details Double-document detection arrangement Double-document detection arrangement

1996-04-17

1997-09-30

Bollinger, David H.

Sheet feeding or delivering

Feeding

With means to interrupt feeding

209591, B65H 712

Patent

active

056719191

ABSTRACT:
An apparatus for differentiating and separating multiple overlapped like documents from single like items, transported along a track comprising a suction device applying opposed vacuum forces to separate the documents at a separation station. Measuring and analyzing the resulting pressure differentials within the suction system by a pressure sensor to indicate whether single or multiple documents are passing.

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