| 摘要 |
PROBLEM TO BE SOLVED: To eliminate such a trouble that recovered toner is spilled in a photoreceptor unit of a type where press-contact with a photoreceptor drum is released when the photoreceptor unit is a single body. SOLUTION: When the photoreceptor unit is the single body, the pressing force of a cleaning blade to the photoreceptor drum is released, the ridge line of the cleaning blade comes in contact with the drum and a cleaning lower seal comes into contact with the drum. |
