Image forming apparatus including a cleaner-less image...

Details Image forming apparatus including a cleaner-less image... Image forming apparatus including a cleaner-less image...

2011-05-10

2011-05-10

Chen, Sophia S (Department: 2852)

Electrophotography

Image formation

Combined or plural functions by single component

C399S129000

Reexamination Certificate

active

07941075

ABSTRACT:
An image forming apparatus includes an image carrier, a charging unit including a charge member that is disposed facing the image carrier across a gap therebetween and charges the image carrier by using electrical discharge caused by applying thereto a voltage including an alternating current component superimposed on a direct current component, a latent image forming unit, a developing unit to supply toner for developing the latent image formed on the image carrier into a toner image and to collect residual toner remaining on the image carrier, a transfer unit, and a toner spreading member to spread toner on the image carrier and disposed upstream from the charging unit in a direction of movement of the image carrier and downstream from the transfer unit in the direction of movement of the image carrier.

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