Sheet conveying device, image forming apparatus, sheet thickness detection system
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United States of America Patent
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Jun 28, 2016
Grant Date -
May 30, 2013
app pub date -
Nov 28, 2012
filing date -
Nov 30, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A sheet conveying device includes a conveying roller provided on an inner side of a curved part of a conveying path of a sheet; a driving unit configured to rotate the conveying roller; a drive control unit configured to control a rotation speed of the conveying roller by the driving unit; a rotation speed detecting unit configured to detect the rotation speed of the conveying roller; a conveying unit configured to convey the sheet laid across the conveying roller and the conveying unit; a conveying speed detecting unit configured to detect a conveying speed of the sheet; and a sheet thickness detecting unit configured to detect a thickness of the sheet based on the conveying speed of the sheet detected by the conveying speed detecting unit and the rotation speed of the conveying roller detected by the rotation speed detecting unit.
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