| 发明名称 | Main cartridge, process cartridge, and image forming apparatus | ||
| 摘要 | A main cartridge attachable and detachable to and from an apparatus body of an image forming apparatus for forming an image on a recording medium is provided. The main cartridge include a process device configured to act on a photosensitive member, a grip portion configured to be held by a user, and an attachment unit to attach a sub cartridge containing developer along the longitudinal direction of the main cartridge. In the longitudinal direction, the center position of the grip portion is disposed at the upstream side in the attachment direction of the sub cartridge from the center position of the main cartridge. | ||
| 申请公布号 | US8918015(B2) | 申请公布日期 | 2014.12.23 |
| 申请号 | US201213711491 | 申请日期 | 2012.12.11 |
| 申请人 | Canon Kabushiki Kaisha | 发明人 | Sakakibara Yuichi;Akutsu Takashi;Kikuchi Ken |
| 分类号 | G03G21/18 | 主分类号 | G03G21/18 |
| 代理机构 | Canon USA Inc IP Division | 代理人 | Canon USA Inc IP Division |
| 主权项 | 1. A main cartridge attachable and detachable to and from an apparatus body of an image forming apparatus for forming an image on a recording medium, the main cartridge comprising: a process device configured to act on a photosensitive member; a grip portion configured to be held by a user; and an attachment unit configured to attach sub cartridge containing developer along a longitudinal direction of the main cartridge, wherein, in the longitudinal direction, a center position of the grip portion is disposed at a upstream side in an attachment direction of the sub cartridge from a center position of the main cartridge, and wherein position of a center of gravity of the main cartridge is at the upstream side in the attachment direction than a center position of the main cartridge in the longitudinal direction. | ||
| 地址 | Tokyo JP | ||