Roller device for an image forming apparatus

摘要

A roller device for an image forming apparatus includes a rotary roller having a shaft; and a driving gear connected with the shaft to rotate together with the roller and integrally including a gear unit for power transmission and a bushing unit for position control of the roller. The shaft is engaged with a shaft hole formed to the driving gear and having a predetermined depth. The bushing unit of the driving gear is supported by a bushing support unit of a frame.