Image-forming apparatus

Details Image-forming apparatus Image-forming apparatus

1989-08-31

1991-01-15

Griffin, Donald A.

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

G01D 1510

Patent

active

049858238

ABSTRACT:
An image-forming apparatus for developing an electrostatic latent image using a two-component developer. Toner replenishment is effected in different modes when the toner concentration is in a lower toner concentration range than a desired toner concentration and when it is lower than that toner concentration range.

REFERENCES:
patent: 4772915 (1988-09-01), Kando
patent: 4777499 (1988-10-01), Okuna et al.
patent: 4875063 (1989-10-01), Idenawa et al.

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