| 摘要 |
PROBLEM TO BE SOLVED: To uniform the remaining toner amount conveyed to a cleaning blade in the axial direction of a photoreceptor regardless of an image pattern formed on a photoreceptor surface, in a cleaning device having the cleaning blade.SOLUTION: On the upstream side of the rotating direction of a photoreceptor drum 21B than the cleaning blade 51, a brush roller 6 sliding on a surface of the photoreceptor drum 21B is disposed and a toner supply screw 7 for supplying a portion of the remaining toner scratched from the photoreceptor drum 21B to the brush roller 6 is disposed. The toner supply screw 7 includes a blade 72 spirally formed on the outer periphery of a rotary shaft 71, and a plate-like paddle 73 formed between pitches of the blade 72. |
