CPC G03G 21/1821 (2013.01) [G03G 15/0872 (2013.01); G03G 21/1647 (2013.01); G03G 21/1676 (2013.01)] | 8 Claims |
1. A developing cartridge comprising:
a casing configured to accommodate developing agent therein;
a developing roller positioned at one end in a direction of the casing;
a boss movable together with the casing; and
a first lever movable relative to the casing, the first lever including:
one end portion which is one end portion of the first lever, the one end portion functioning as a point of effort;
another end portion which is another end portion of the first lever, the another end portion functioning as a point of load;
a shaft positioned between the one end portion and the another end portion, the shaft functioning as a fulcrum; and
a first hole into which the boss is fitted,
wherein, according to the movement of the one end portion, the first lever is pivotally movable about the shaft,
wherein a dimension in the direction of the first hole is greater than a dimension in the direction of the boss, and
wherein, in a case where the casing moves in the direction relative to the first lever, the boss moves in the direction within the first hole.
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