Sheet feeding device and image forming apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jul 12, 2016
Grant Date -
Jun 4, 2015
app pub date -
Dec 2, 2014
filing date -
Dec 4, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
If a second detecting unit has detected an upper surface of a stack of sheets without a first detecting unit detecting the upper surface of the stack of sheets when a pickup roller is moved from a moved position to a pickup position, a control unit lifts a stacking plate by a first predetermined amount. If the pickup roller is moved from the moved position to the pickup position without the first detecting unit and the second detecting unit detecting the upper surface of the stack of sheets, the control unit lifts the stacking plate by a second predetermined amount greater than the first predetermined amount.
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Family
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