Patent ID: 7805097
Filing Date: 2010-09-28
Classification: G03G

Abstract:
1. A developing device comprising: a developing roller that supplies developer; a developing case that supports the developing roller; a toner cartridge that houses the developer and is attachable to and detachable from the developing case in a direction perpendicular to a longitudinal direction of the developing roller; an abutting member that is swingably provided on the developing case and is abuttable against the toner cartridge from a downstream side in a direction along which the toner cartridge is detached from the developing case; an operating member that is swingably provided on the toner cartridge; and an interlocking member that swings the abutting member between a first position where the abutting member abuts against the toner cartridge provided on the developing case and a second position where the abutting of the abutting member against the toner cartridge is canceled, the interlocking member swinging in conjunction with a swinging operation of the operating member, and the toner cartridge being detachable from the developing case when the interlocking member is in the second position.