DEVELOPING CARTRIDGE

摘要

The purpose of the present invention is to provide a developing cartridge whereby it is possible to miniaturize an image-forming device. A developing cartridge (7) provided with: a developing roller (11); and a developing electrode (65) for transmitting external electrical power to the developing roller (11). The developing electrode (65) is long in the left/right direction, and moves between an inner position and an outer position located further outside than the inner position in the left/right direction.