| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a developing device capable of providing a high-quality image over the long term, by stably improving property of collecting toner from a toner carrier to a developer carrier and suppressing the occurrence of developing history (ghost) caused by a difference of toner consumption of the toner carrier, in a hybrid developing system, and to provide an image forming apparatus using the developing device. <P>SOLUTION: By providing a movable member that enhances and stabilizes contact of developer with the toner carrier in front of a toner supply area, contact area of the developer with the toner carrier and powder pressure are kept properly, and the property of collecting the toner from the toner carrier to the developer carrier is stably improved. <P>COPYRIGHT: (C)2011,JPO&INPIT |
