| 摘要 |
PROBLEM TO BE SOLVED: To prevent a problem generated when transferring material is separated from a photoreceptor drum, such as the problem of peeling discharge or last end image being rubbed without deteriorating the carrying function. SOLUTION: In the device, a cam is installed in a lower part of a discharge needle and the height of the discharge needle is varied by the operation of the cam. A carrying sensor, etc., that is installed on the upstream side of the discharge needle is used for the changing timing, the relationship in position between the discharge needle and the transfer material is calculated by CPU and the cam is activated at an appropriate timing. |
