发明名称 |
Developing unit for an electrophotographic apparatus. |
摘要 |
<p>A developing unit for an electro-photographic apparatus has a toner concentration sensor (31) provided between a paddle roller (32) and a developing roller (33) near the bottom (29) of a casing (30). The sensor (31) generates a toner concentration signal with high sensitivity but without substantial fluctuation.</p> |
申请公布号 |
EP0249152(A1) |
申请公布日期 |
1987.12.16 |
申请号 |
EP19870108086 |
申请日期 |
1987.06.04 |
申请人 |
FUJITSU LIMITED |
发明人 |
HINO, TOSHIO FUJITSU LIMITED PATENT DEPARTMENT |
分类号 |
G03G15/08;G03G15/09;(IPC1-7):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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