Developing 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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Feb 10, 2015
Grant Date -
Nov 28, 2013
app pub date -
Nov 23, 2012
filing date -
May 22, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A developing device includes a first developing roller, a second developing roller, a layer regulation member, a pair of division magnetic poles that divide a developer which is held by the second developing roller after passing through the layer regulation member and transfer the developer to the first developing roller, and a transfer amount regulation member that has a plate shape, is provided in a developer transfer path formed by the pair of division magnetic poles between the first developing roller and the second developing roller so as to extend in an axial direction of the first and second developing rollers, and is provided with a slit which regulates the amount of developer passing therethrough.
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