Patent ID: 9268298
Filing Date: 2016-02-23
CPC Classification: G03G

Claim Text:
1. A process cartridge including at least an image bearer and a developing device among the image bearer, a charging device, the developing device, and a cleaning device in an integral manner, and that is detachably mounted on an apparatus main body of an image forming apparatus, the process cartridge comprising: a developer bearer, arranged opposed to the image bearer in the developing device and rotatable in a certain direction while bearing a developer; a positioning member that supports the image bearer and the developer bearer at respective ends thereof in a rotating shaft direction in a rotatable manner, and fixes a distance between a rotating shaft of the image bearer and a rotating shaft of the developer bearer; a rotating member arranged on the developing device; a rotating shaft arranged on the rotating member, and including a part in a longitudinal direction protruding from an outer surface of a housing frame of the process cartridge; a gear, arranged at a distal end of the protruding rotating shaft, to transmit a rotational driving force transmitted from the apparatus main body to the rotating member; and a bearing, arranged between the positioning member and the gear and fixed to the housing frame, that supports the rotating shaft in a rotatable manner.