Patent ID: 8437665
Filing Date: 2013-05-07
Classification: G03G

Abstract:
1. A developer cartridge comprising: a developer-accommodating chamber configured to accommodate developer; an agitator that has an agitator shaft and is disposed inside the developer-accommodating chamber; and a shaft support unit that supports at least one end of the agitator shaft, the shaft support unit comprising: a holding part that is formed as a recess in an inner wall of the developer-accommodating chamber and rotatably holds the agitator shaft; a guiding groove that is open on one end and is configured to guide the agitator shaft toward the holding part; and a restricting part configured to restrict movement of the agitator shaft held in the holding part at a border between the guiding groove and the holding part, the guiding groove configured to guide the agitator shaft toward the restricting part from a position shallower in the inner wall of the developer-accommodating chamber than the holding part with respect to the recessed direction of the holding part, wherein the restricting part comprises a sloped surface formed continuously with a surface of the guiding groove opposing an end of the agitator shaft and sloping toward the holding part in a direction away from the surface opposing the end of the agitator shaft.