发明授权
- 专利标题： Developing device and image forming device
- 专利标题（中）： 显影装置和成像装置
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申请号： US12880469申请日： 2010-09-13
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公开(公告)号： US08437649B2公开(公告)日： 2013-05-07
- 发明人: Takashi Ochi , Shigeru Inaba , Shota Oba
- 申请人： Takashi Ochi , Shigeru Inaba , Shota Oba
- 申请人地址： JP Tokyo
- 专利权人： Fuji Xerox Co., Ltd.
- 当前专利权人： Fuji Xerox Co., Ltd.
- 当前专利权人地址： JP Tokyo
- 代理机构： Oliff & Berridge, PLC
- 优先权： JP2010-057685 20100315
- 主分类号： G03G15/00
- IPC分类号： G03G15/00
摘要：
A developing device includes: a plurality of developer retaining bodies that retain developer and rotate, and that respectively convey the developer, which is supplied to each of the developer retaining bodies from a developer supply section, to an image bearing body that rotates and bears a latent image; and a speed changing unit that is adapted to change a rotation speed of at least one of the developer retaining bodies excluding a developer retaining body that is furthest downstream side in a direction of rotation of the image bearing body.
公开/授权文献
- US20110222878A1 DEVELOPING DEVICE AND IMAGE FORMING DEVICE 公开/授权日：2011-09-15
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