Developer bearing member, developing device, and image forming apparatus

摘要

A developer bearing member that carries a developer including a carrier and a toner on its outer circumferential surface, and transports the developer, wherein a plurality of grooves having a V-shape extending in an axial direction are formed on the outer circumferential surface of the developer bearing member, and wherein an edge at which the outer circumferential surface of the developer bearing member meets an inner sidewall forming each of the plurality of grooves is removed.