A developing device comprises a developer carrying means (30) for carrying developer from a developer supplying means (35,37) to an electrophotographic light-sensitive member (22) having electrostatic latent image and a developer returning means (41,43) for returning superfluous developer to the developer supplying means, thereby over-electrification of the developer is prevented.
申请公布号
DE3751137(D1)
申请公布日期
1995.04.13
申请号
DE19873751137
申请日期
1987.12.02
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA, OSAKA, JP
发明人
ONO, TAIZO, HIRAKATA CITY, 573, JP;KATAYAMA, YOSHIHIRO, HIRAKATA CITY, 573, JP;SAITOH, TOSHI, SUITA CITY, 564, JP