Patent ID: 8862027
Filing Date: 2014-10-14
Classification: G03G

Abstract:
1. A developing cartridge comprising: a developing roller having a developing roller shaft; a housing comprising a first sidewall through which a first end portion of the developing roller shaft is rotatably inserted along an axis line direction thereof and a second sidewall through which a second end portion of the developing roller shaft is rotatably inserted along an axis line direction thereof; a developing gear, which is arranged outside of the first sidewall, and which is fixed to the first end portion of the developing roller shaft at the first sidewall; a transmission gear, which is arranged outside of the first sidewall, and which is configured to transmit driving force to the developing gear; a first cover member, which is attached to the first sidewall, and which covers the transmission gear from an outer side in the axis line direction; and a second cover member, which is configured to be removably attached to the first sidewall from the outer side of the first cover member, and which covers at least a part of the developing gear from the outer side in the axis line direction and through which the first end portion of the developing roller shaft is inserted, wherein the second cover member is formed separately from the first cover member and is arranged side by side with the first cover member outside of the first sidewall.