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Title:
IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2010122627
Kind Code:
A
Abstract:

To provide an image forming apparatus that performs, during image formation, the operation of forcibly ejecting a developer which is selected by being considered to be deteriorated from each developing device and consuming it without recovering an ejected developer.

The image forming apparatus includes: a latent image holder; a latent image forming device that forms on the latent image holder an electrostatic latent image for each of color components into which image data are separated; the plurality of developing devices that develop the electrostatic latent image with a corresponding color developer, thereby forming developer images of their respective colors; a transfer device that superposes the developer images of the respective colors on a recording medium, thereby transferring them; and a control means for performing an image forming operation so that an electrostatic latent image in which an electrostatic latent image of a selected color component is combined with an electrostatic latent image of other color component, the combined electrostatic latent images are developed with the developer corresponding to the selected color component, and the developer image of the combined electrostatic latent images is superposed on the developer image of the electrostatic latent images of the other color components.


Inventors:
Ishibashi, Junichi
Application Number:
JP2008000298558
Publication Date:
June 03, 2010
Filing Date:
November 21, 2008
Export Citation:
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Assignee:
FUJI XEROX CO LTD
International Classes:
G03G13/24
Attorney, Agent or Firm:
中村 智廣
小泉 雅裕
成瀬 勝夫
青谷 一雄
鳥野 正司