| 摘要 |
PROBLEM TO BE SOLVED: To provide a cleaning device which can always discharge cleaning toner to the outside without making cleaning toner staying nor aggregating on seal members fitted to the front and rear end of the cleaning device. SOLUTION: Front and rear spirals are provided in a gap between a roller and front and rear end seal members which spirals rotate in synchronism with the roller and the spirals are so constituted that cleaning toner falling on the spiral parts is carried toward the roller. |
