发明申请
- 专利标题： DEVELOPMENT APPARATUS AND IMAGE FORMING APPARATUS
- 专利标题（中）： 开发设备和图像形成装置
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申请号： US11757847申请日： 2007-06-04
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公开(公告)号： US20070280744A1公开(公告)日： 2007-12-06
- 发明人: Tatsuya Kubo , Yoshitaka Fujinuma , Takashi Suzuki , Susumu Tateyama , Tsutomu Nakagawa , Masayoshi Nakayama
- 申请人： Tatsuya Kubo , Yoshitaka Fujinuma , Takashi Suzuki , Susumu Tateyama , Tsutomu Nakagawa , Masayoshi Nakayama
- 优先权： JP2006-155103 20060602
- 主分类号： G03G15/09
- IPC分类号： G03G15/09
摘要：
A development apparatus includes a first developer chamber configured to store and supply the developer, a first developer bearer configured to convey the developer supplied from the first developer chamber to a first development domain, defined by a portion of the first developer bearer facing a latent image bearer, to develop the latent image, a second developer bearer configured to convey the developer passed through the first development domain to a second development domain, defined by a portion of the second developer bearer facing the latent image bearer, to develop the latent image, a second developer chamber configured to recover the developer passing through the second development domain and store the recovered developer, and a transfer prevention member provided between the second developer chamber and the second developer bearer to reduce a transfer of the developer from the second developer chamber to the second developer bearer.