发明名称 |
Developing unit, process cartridge, and image forming apparatus having a plurality of conveyor members, a supply part, and a discharge part |
摘要 |
A developing unit containing developer including carrier and toner and developing a latent image formed on an image carrier is disclosed. The developing unit includes multiple conveyor members configured to convey the contained developer in respective longitudinal directions so as to form a circulation channel; a supply part configured to supplement the carrier in the developing unit; a discharge part configured to discharge a first part of the contained developer outside the developing unit; and a bypass channel configured to cause a second part of the developer to return to the upstream side of the circulation channel without passing a position where the discharge part is provided.
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申请公布号 |
US7904001(B2) |
申请公布日期 |
2011.03.08 |
申请号 |
US20080027636 |
申请日期 |
2008.02.07 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
TATEYAMA SUSUMU;FUJINUMA YOSHITAKA;NAKAYAMA MASAYOSHI;KUBO TATSUYA |
分类号 |
G03G15/08 |
主分类号 |
G03G15/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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