DEVELOPING DEVICE AND IMAGE FORMING DEVICE PROVIDED WITH THE SAME,申请号JP19970208967-传众专利搜索

DEVELOPING DEVICE AND IMAGE FORMING DEVICE PROVIDED WITH THE SAME

申请公布号：JPH1152713(A)

申请号：JP19970208967

申请日期：1997.08.04

申请公布日期：1999.02.26

申请人：

HITACHI LTD

发明人：OKANO TADASHI;SAITO MASAHIKO;TERAJIMA ISAMU;TAKEYA MASAHARU;MIYASAKA TORU;ONISHI KAZUTOMI

分类号：G03G21/16;G03G15/08;(IPC1-7):G03G15/08

主分类号：G03G21/16

摘要：PROBLEM TO BE SOLVED: To provide a developing device capable of stably forming a uniform toner thin layer having a specified thickness on a toner carrier for a long time, sasily exchanging its parts and being recycled, and to provide an image forming device provided with the developing device. SOLUTION: The toner carrier 31 holding toner supplied from the toner supplying roller 32 of a housing main body 39 on the outer peripheral surface, a toner layer thickness control member 34 brought into press-contact with the outer peripheral surface of the carrier 31, triboelectrifying the toner, and also forming a toner layer on the carrier 31, and a toner carrier unit 38 obtained by integrtating the carrier 31 with a holding member holding the member 34 can be freely directly attached/detached from the outside of the body 39 of the developing device 30.