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1. (WO2018164284) DEVELOPING DEVICE

Pub. No.:    WO/2018/164284    International Application No.:    PCT/JP2018/010359
Publication Date: Fri Sep 14 01:59:59 CEST 2018 International Filing Date: Sat Mar 10 00:59:59 CET 2018
IPC: G03G 21/16
G03G 15/08
G03G 15/10
Applicants: CANON KABUSHIKI KAISHA
キヤノン株式会社 
Inventors: NAGATA, Teppei
永田 哲平
Title: DEVELOPING DEVICE
Abstract:
A developing device 50K is provided with a developing cartridge 50a and a developing frame 50b. The developing cartridge 50a has a rotating developing roller 54 that supports a developer. The developing frame 50b has a developing roller motor 206 for rotational drive of the developing roller 54 and supports the developing cartridge 50a freely attachably and detachably. In addition, the developing frame 50b is freely attachable and detachable from a device main body. Thus, running costs are reduced and maintainability is improved.