Sheet feeder and image forming apparatus
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United States of America Patent
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Mar 18, 2014
Grant Date -
May 23, 2013
app pub date -
Nov 1, 2012
filing date -
Nov 22, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
In a sheet feeder comprising a pair of sheet feeding units and an image forming apparatus comprising the sheet feeder according to the present invention, a feed roller of a first sheet feeding unit of the pair of sheet feeding units is driven to rotate when a driving source of the first sheet feeding unit rotates in the forward direction, and a conveying roller of a second sheet feeding unit of the pair of sheet feeding units is driven to rotate when the driving source of the first sheet feeding unit rotates in the backward direction.
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