Multiple color copying apparatus having a copy paper color detec

Details Multiple color copying apparatus having a copy paper color detec Multiple color copying apparatus having a copy paper color detec

1988-08-17

1992-11-10

Braun, Fred L.

Photocopying

Contact printing

Light boxes

355311, 355326, G03G 1501, G03G 2100

Patent

active

051628538

ABSTRACT:
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.

REFERENCES:
patent: 4847658 (1989-07-01), Takebe et al.
patent: 4862216 (1989-08-01), Higashi et al.
patent: 4866486 (1989-09-01), Higashio et al.
patent: 4884096 (1989-11-01), Kusuda et al.
patent: 4885611 (1989-12-01), Higashio et al.
patent: 4897697 (1990-01-01), Ito et al.

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