Belt apparatus and image forming apparatus

Details Belt apparatus and image forming apparatus Belt apparatus and image forming apparatus

2005-05-24

2005-05-24

Chen, Sophia S. (Department: 2852)

Electrophotography

Control of electrophotography process

Control of transfer

C399S302000, C399S308000

Reexamination Certificate

active

06898386

ABSTRACT:
A belt apparatus including a belt configured to rotate around a plurality of belt rollers, a belt speed detection system configured to detect a speed of the belt, and a contact roller configured to contact the belt. A control device is configured to control the contact roller based on a detected speed of the belt. An image forming apparatus includes an image forming part configured to form an image, a first image transfer device, a transfer belt configured to rotate around a plurality of belt rollers and to hold the image transferred by the first image transfer device, a transfer belt speed detection system configured to detect a speed of the transfer belt, and a second transfer roller configured to transfer the image held on the transfer belt to a paper. A control device configured to control the second transfer roller based on a detected speed of the transfer belt.

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