| 发明名称 |
CARTRIDGE AND IMAGE FORMING APPARATUS |
| 摘要 |
An image forming apparatus includes: an image bearing member; a charging member for electrically charging the image bearing member in contact with the image bearing member; and a developing member for supplying developer in contact with the image bearing member. The developer remaining on the image bearing member after transfer is collected by the developing member. A Martens hardness HMR of a surface of the charging member and a Martens hardness HMD of a surface of the developer satisfy the following relationship:;HMD>HMR. |
| 申请公布号 |
US2016026118(A1) |
申请公布日期 |
2016.01.28 |
| 申请号 |
US201514805644 |
申请日期 |
2015.07.22 |
| 申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
Matsukawa Akihisa;Usui Yusuke;Iwayama Hiroyoshi;Watanabe Takanori;Okamoto Naoki;Yamauchi Kazuhiro |
| 分类号 |
G03G15/22;G03G15/08;G03G15/02 |
主分类号 |
G03G15/22 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An image forming apparatus comprising:
an image bearing member; a charging member for electrically charging said image bearing member in contact with said image bearing member; and a developing member for supplying developer in contact with said image bearing member, wherein the developer remaining on said image bearing member after transfer is collected by said developing member, and wherein a Martens hardness HMR of a surface of the charging member and a Martens hardness HMD of a surface of the developer satisfy the following relationship:
HMD>HMR. |
| 地址 |
Tokyo JP |
