Device for Conveying a Flat Substrate having a Cleaning Device, and corresponding Cutting Device, Printing Press and Method
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United States of America Patent
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Issued Date -
May 12, 2011
app pub date -
Apr 29, 2009
filing date -
Apr 30, 2008
priority date (Note) -
Abandoned
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Abstract
The invention relates to a sheet (30) conveying device (D1, D2) comprising a transport roll (56, 58) for conveying a flat substrate (18, 30), said transport roll having a transport surface (82, 102) which comes into contact with the flat substrate and has a plurality of recesses (84, 104), and a vacuum device (64) for creating a depression in the plurality of recesses. The device also comprises a device (120) for cleaning the transport surface (82, 102). The invention is applicable to devices for ejecting sheets from printing presses.
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