| 摘要 |
A developer conveyance apparatus includes a developer storage portion storing developer, an opening for supplying developer from the developer storage portion, a sealing member configured to seal the opening, a removing member configured to remove the sealing member, and a conveyance portion arranged inside the developer storage portion and configured to convey the developer in a predetermined developer conveyance direction, wherein the conveyance portion can move between a first position and a second position on the upstream side with respect to the first position in the developer conveyance direction, and wherein when the conveyance portion receives a force not smaller than a predetermined magnitude from the developer with the conveyance portion rotating while the removing member is removing the sealing member from the opening, the conveyance portion moves from the first position to the second position.
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