Plain paper copier
申请公布号:GB2141050(A)
申请号:GB19840014334
申请日期:1984.06.05
申请公布日期:1984.12.12
发明人:RODERICK ARTHUR * COOLEY
分类号:G03G15/08;(IPC1-7):03G15/08
主分类号:G03G15/08
摘要:In a plain paper copier in which toner can be added automatically to the developer at different rates, the toner density is monitored by measuring the light reflected from a toner-covered patch 17 on the photoreceptor 12. The toner density is compared with parameters which vary according to whether the copier has its bias selected to 'copy normal', 'copy lighter' or 'copy darker', and the rate of toner addition adjusted accordingly. <IMAGE>
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