IMAGE FORMING APPARATUS, DEVELOPING DEVICE AND DEVELOPING UNIT THEREOF Russian patent published in 2011 - IPC G03B19/00 G03C5/00 

Abstract RU 2414733 C2

FIELD: physics.

SUBSTANCE: image forming apparatus has developing units which are designed in such a way that they have a corresponding container for storing developer based on consumption of the developer, and ensure easy usage. The image forming apparatus also includes an image carrier and a set of developing units lying along the direction of rotation of the image carrier in order to feed the developer to the image carrier. The set of developing units includes a first developing unit, having the biggest container for storing the developer, and a second developing unit, having the second biggest container for storing the developer after the first developing unit.

EFFECT: prevention of drop in printing speed and contamination of developing units or the light window of the light scanning device with residual developer.

33 cl, 7 dwg

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RU 2 414 733 C2

Authors

Kim Dzong In

Baek Mioung Su

Gvon Okh Dug

Dates

2011-03-20Published

2008-09-24Filed