Apparatus for decelerating sheet material while maintaining sheet registration
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United States of America Patent
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Jul 13, 1999
Grant Date -
N/A
app pub date -
Jun 2, 1997
filing date -
Jun 2, 1997
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a sheet handling apparatus having a hopper drum (1) for receiving individual signatures (23) from a feed tray, the hopper drum being equipped with at least one set of signature seizing grippers (16). A hopper drum surface element (13) revolves counter to a direction of rotation (7) of the hopper drum (1) upon reversal of direction (33) of the signatures (23). A seizing element (26) is assigned to the direction reversal position (38) of the signatures (23).
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