Patent ID: 9213305
Filing Date: 2015-12-15
Classification: G03G

Abstract:
1. A developing cartridge comprising: a housing configured to accommodate developer, the housing comprising a developing chamber and a developer accommodating chamber arranged in an arrangement direction; a developing roller extending in an extending direction; a supply roller extending in the extending direction, the supply roller configured to supply the developer to the developing roller; a developing electrode provided outside of the housing, and electrically connected to the developing roller, wherein the developing electrode includes a developing protrusion protruding in the extending direction, the developing protrusion including a first surface acutely angled relative to the arrangement direction between the developer accommodating chamber and the developing chamber, the arrangement direction being perpendicular to the extending direction; and a supply electrode provided outside of the housing, and electrically connected to the supply roller, wherein the supply electrode includes a supply protrusion protruding in the extending direction, the supply protrusion having a second surface acutely angled relative to the arrangement direction between the developer accommodating chamber and the developing chamber, wherein the first surface extends toward the supply protrusion, and wherein the second surface extends toward the developing protrusion.