Image forming apparatus
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United States of America Patent
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Feb 2, 2010
Grant Date -
Apr 26, 2007
app pub date -
Aug 25, 2006
filing date -
Oct 6, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An image forming apparatus including: a paper feed cassette; a paper pickup roller; an image forming portion; a fixing unit; a paper discharge portion for discharging paper P with a developer image fused and fixed thereon; and an inversion roller and a paper discharge drive roller for conveying paper P along a paper conveyance path, and is constructed such that guide ribs are provided for a curved portion in a main conveyance path and the first and second curved portions of a sub conveyance path are provided in shapes that will not cause concentration of stress acting on the paper P in abutment.
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Cited Art Landscape
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