发明授权
US5162853A Multiple color copying apparatus having a copy paper color detecting device 失效
具有复印纸颜色检测装置的多色复印装置

Multiple color copying apparatus having a copy paper color detecting
device
摘要:
A multiple color image forming apparatus, wherein colors or kinds of copying paper contained in paper feed cassettes as well as colors of developers contained in a plurality of developing devices are detected to prevent image forming, which is indistinguishable due to mismatching between the color or kind of copying paper and the color of developer, and the developing device containing the developer of suitable color for the color or kind of copying paper is automatically selected in response to the detected result of the color or kind of copying paper and the color of developer to prevent misforming of the image and to improve the operation easiness.
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