| 摘要 |
A cartridge including a housing configured to accommodate therein developer, a driving receiving part configured to rotate by receiving a driving force, and a detected member configured to move in an axis direction parallel with a rotational axis of the driving receiving part by receiving a driving force from the driving receiving part, wherein the detected member is configured to perform a reciprocating movement, in which the detected member moves outward in the axis direction to be separated from the housing and then moves inward in the axis direction to come close to the housing, for a plurality of times. |
