To cause a plurality of rotating developing parts to stop at a predetermined position of an image forming apparatus main body when installing the replaceable developing apparatus having the plurality of developing parts that rotate with a shaft as a center, on an image forming apparatus main body.
An image forming apparatus includes: an image forming apparatus main body; a plurality of developing devices that are detachably provided for the image forming apparatus main body and rotatably provided with a rotating shaft 14A as a center; a lock member 260 that is provided on the image forming apparatus main body side; and a rotating disk 220 that is provided on a plurality of developing device sides, causes rotation of the plurality of rotating developing devices to stop by being engaged with the lock member 260, and disposes any one of the developing devices on a predetermined position for the image forming apparatus main body.
KITAMURA ATSUYUKI
SATO MASAHIRO
SUZUKI SHIRO
OGIWARA ATSUSHI
OKAMOTO TETSUJI
WATANABE KOICHI
NISHIDE SHUICHI
Takeshi Senda
Takefusa Kubo
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