发明名称 |
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS |
摘要 |
A developing device having a housing that houses two-component developer containing carrier and toner, replenishing replenishment carrier to the housing while gradually ejecting developer to outside from an outlet. The developing device includes: transport passage provided in the housing so that developer is transported therein; transport member provided in the housing and rotates to transport the developer; ejection passage having diverged from the transport passage so that a part of the developer transported in the transport passage is conveyed therein to the outlet; and restriction unit configured to restrict an amount of ejected developer so that a first amount of developer is ejected from the outlet when the transport member rotates at a first speed, and a second amount of developer is ejected when it rotates at a second speed. The second amount is smaller than the first amount. The second speed is higher than the first speed.
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申请公布号 |
US2011229209(A1) |
申请公布日期 |
2011.09.22 |
申请号 |
US201113051746 |
申请日期 |
2011.03.18 |
申请人 |
KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. |
发明人 |
TAKAYA SHUNICHI;MAEDA OSAMU |
分类号 |
G03G15/08 |
主分类号 |
G03G15/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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