Patent ID: 9417557
Filing Date: 2016-08-16
CPC Classification: G03G

Claim Text:
1. A developing cartridge comprising: a housing; a developing roller rotatable around a rotation axis extending in a first direction; a developing gear supported by an end portion of the developing roller; a driving force receiving member rotatable around a rotation axis extending in the first direction by receiving a driving force from an image forming apparatus body and including a gear portion engaging with the developing gear; and a supply roller located inside the housing on one side in a third direction, which is perpendicular to both the first direction and a second direction perpendicular to the first direction, and configured to supply developer to the developing roller, wherein the housing has an opening for filling the housing with developer, wherein at least a part of the driving force receiving member overlaps the opening when viewed in the first direction, wherein the opening is located on another side in the third direction with respect to the supply roller.