Image forming apparatus
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United States of America Patent
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Jul 15, 2014
Grant Date -
May 23, 2013
app pub date -
Aug 14, 2012
filing date -
Nov 22, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An image forming apparatus includes a main body of the image forming apparatus; a developing cartridge that is detachably disposed in the main body and includes an image carrier; a charging roller that is disposed to face the image carrier in the developing cartridge and charges a surface of the image carrier; a charging roller separating unit that moves the charging roller between a first position in which the charging roller is in contact with the image carrier and a second position in which the charging roller is spaced apart from the image carrier; and a paper feeding cassette detachably disposed in the main body; wherein when the paper feeding cassette is first mounted, the charging roller is fixed in the second position by the charging roller separating unit.
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