发明名称 |
Developer regulating device in developing apparatus |
摘要 |
A developer level sensor installed on the sidewall of a developer container in a developing apparatus consists of an oscillator circuit with multiple coils, the mutual inductance of which is adjusted by a moveable electric conductor. The lower limit level of developer sensed may be adjusted by the positioning of a control plate.
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申请公布号 |
US4270487(A) |
申请公布日期 |
1981.06.02 |
申请号 |
US19780952735 |
申请日期 |
1978.10.19 |
申请人 |
HITACHI, LTD. |
发明人 |
TERASHIMA, ISAMU;TWUBAKI, TOSHIO;ANZAI, MASAYASU |
分类号 |
G03G15/08;G03G15/09;(IPC1-7):G03G15/06 |
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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