发明名称 |
Toner cartridge with an external reflector for a developer apparatus capable of optically end-detecting |
摘要 |
A method and a system for optically detecting an empty condition in a toner cartridge has a light reflector placed on an outside surface of a toner cartridge wall. A light source emits light directly or ultimately towards the light reflector and the reflected light is detected by a light detection device if the toner cartridge is sufficiently empty.
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申请公布号 |
US5899597(A) |
申请公布日期 |
1999.05.04 |
申请号 |
US19960734610 |
申请日期 |
1996.10.18 |
申请人 |
RICOH COMPANY LTD. |
发明人 |
SHINOHARA, TADASHI;NOGUCHI, KOUICHI;SASAKI, EIICHI;IRIE, KOUICHI |
分类号 |
G03G15/08;(IPC1-7):G03G15/10 |
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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