| 摘要 |
A process cartridge including a flexible member capable of taking a protection position in which the flexible member protects an electrophotographic photosensitive member, and a retraction position in which the flexible member retracts from the protection position, a support member having a support portion on which the flexible member is supported, provided pivotably on a cartridge frame and adapted to move the flexible member from the protection position to the retraction position, and a regulating member provided on the flexible member so as to regulate the positions of creases which occur on the flexible member in accordance with a pivotal movement of the support member, and which extend in parallel with the longitudinal direction of the member of an electrophotographic photosensitive member, the flexible member being folded on the creases and moved to the retraction position.
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