Image forming apparatus and transfer method thereof

Details Image forming apparatus and transfer method thereof Image forming apparatus and transfer method thereof

2011-01-18

2011-01-18

Gray, David M (Department: 2852)

Electrophotography

Control of electrophotography process

Control of transfer

Reexamination Certificate

active

07873292

ABSTRACT:
An image forming apparatus includes a moving unit which includes a conveyer belt to move a recording medium, an attraction unit which is disposed at a front head in a moving direction of the recording medium and attracts the recording medium to the conveyer belt, a plurality of transferring units including a photosensitive material and a transfer roller to perform a transferring process of the recording medium according to a plurality of colors, a power supply to supply power to form an electric field in the transferring unit and the attraction unit to perform transfer and attraction of the recording medium, and a controller to control the power supply to supply the power to the plurality of transferring units corresponding to resistance values of second transferring units among the plurality of transferring units, the second transferring units disposed apart from a first transferring unit that is located closest to the attraction unit with respect to the moving direction of the recording medium.

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