A pressing roller is used in a sheet advancing arrangement to press the advancing sheet material against a driven roller to control the friction between the driven roller and the sheet material and thereby reduce, if not entirely eliminate, {HEAD ~ any slippage} between {TAIL ~ the driven roller} and the sheet material 
A pressing roller is used in a sheet advancing arrangement to press the advancing sheet material against a driven roller to control the friction between the driven roller and the sheet material and thereby reduce , if not entirely eliminate , { HEAD ~ any slippage } between { TAIL ~ the driven roller } and the sheet material
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