Image forming apparatus and transfer device including image carrier belt and driver roller
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United States of America Patent
Stats
-
Apr 30, 2013
Grant Date -
Apr 28, 2011
app pub date -
Sep 24, 2010
filing date -
Oct 23, 2009
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An image forming apparatus including: a belt-shaped image carrier configured to carry an image; a first imaging unit configured to transfer a first image to the image carrier; a second imaging unit configured to transfer a second image to the image carrier on which the first image is transferred by the first imaging unit; a drive roller configured to circulate the image carrier by winding the image carrier thereon; a roller on which the image carrier is wound; a transfer roller having a concaved portion on part of a circumferential surface thereof which comes into abutment with the image carrier wound around the roller via a recording material; a drive unit configured to drive the transfer roller; and a gripping portion disposed in the concaved portion and configured to grip the recording material.
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