CPC G03G 15/0812 (2013.01) [G03G 21/0029 (2013.01)] | 20 Claims |
1. An image forming apparatus, comprising:
a developing case configured to store a developer including a carrier and toner supplied from a toner cartridge;
a developing sleeve supported by the developing case at both ends and configured to cause the developer to adhere to an outer surface of the developing sleeve with a magnetic force;
a doctor blade including both end portions in a longitudinal direction supported by the developing case and a straight end face separated from the outer surface of the developing sleeve;
a first engaging structure provided in a center in the longitudinal direction of the doctor blade; and
a second engaging structure provided in the developing case and configured to engage with the first engaging structure, wherein
one of the first engaging structure and the second engaging structure includes a shaft member including a predetermined axis in a direction crossing the end face of the doctor blade, and
the other of the first engaging structure and the second engaging structure includes a recess including a pair of guide structures inclined with respect to the end face of the doctor blade and guided in a state in which an outer edge of the shaft member is fit in the recess.
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