发明名称 Developing device, process cartridge and image forming apparatus
摘要 A developing device has a developing roller for developing an electrostatic latent image formed on an image bearing member, a developer containing portion for containing therein a developer to be supplied to the developing roller, a first frame for supporting the developing roller, a second frame for movably supporting the first frame, and supporting the developer containing portion, and an urging member for urging the developing roller toward the image bearing member.
申请公布号 US6671477(B2) 申请公布日期 2003.12.30
申请号 US20020093741 申请日期 2002.03.11
申请人 CANON KABUSHIKI KAISHA 发明人 KOMATSU NORIYUKI;OGUMA TORU
分类号 G03G15/06;G03G15/08;(IPC1-7):G03G15/08;G03G21/18 主分类号 G03G15/06
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