Image forming apparatus equipped with developing unit to...

Details Image forming apparatus equipped with developing unit to... Image forming apparatus equipped with developing unit to...

2005-03-21

2008-09-23

Grainger, Quana M (Department: 2852)

Electrophotography

Image formation

Combined or plural functions by single component

C399S150000

Reexamination Certificate

active

07428395

ABSTRACT:
In an image forming apparatus using simultaneous developing and cleaning type developing units, this invention installs brush members to disturb toners remaining on photosensitive drums movably in the direction to contact with photosensitive drums corresponding to the displacement of the surfaces of the photosensitive drums by empty weights and keep the ends of the brush members always in contact with the photosensitive drums.

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