发明名称 |
DEVELOPING DEVICE, PROCESS UNIT, AND IMAGE FORMING APPARATUS |
摘要 |
A developing apparatus, comprises an endless belt shaped donor member; a developer supporting member to carry developer including toner and magnetic carrier and to form a toner layer on the donor member; a first supporting member arranged in the inside of the donor member with a predetermined gap against the developer supporting member and to strain the donor member; a second supporting member arranged in the inside of the donor member with a predetermined gap against the developer supporting member and to strain the donor member; a toner supply bias applying section to apply onto the first supporting member a toner supply bias for supplying toner from the developer supporting member to the donor member; and a toner recovery bias applying section to apply onto the second supporting member a toner recovery bias for recovering toner from the donor member to the developer supporting member.
|
申请公布号 |
US2008253811(A1) |
申请公布日期 |
2008.10.16 |
申请号 |
US20080046177 |
申请日期 |
2008.03.11 |
申请人 |
|
发明人 |
MINEGISHI NATSUKO;ITAGAKI SEIKO;AKITA HIROSHI |
分类号 |
G03G15/09 |
主分类号 |
G03G15/09 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|