| 摘要 |
A process cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus. The apparatus includes a movable first engageable member and a movable second engageable member. The cartridge includes an electrophotographic photosensitive drum, a developing roller, a first frame supporting the drum, a second frame supporting the roller, a first force receiving portion for receiving, from the first engageable member, a force for separating the drum and roller a second force receiving portion for keeping the drum and roller spaced from each other and for receiving a force, from the second engageable member, for separating the first engageable member and the first force receiving portion. When the cartridge is transported while being in a mounted state, the second force receiving portion receives a force for separating the first engageable member and the first force receiving portion from each other from the second engageable member.
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