发明名称 |
IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE |
摘要 |
An image forming apparatus includes a mounting portion for mounting a process cartridge, the process cartridge including a first unit having an image bearing drum, and a second unit having a developing roller, the second unit being movable between a contact position in which the roller contacts the drum and a spaced position in which they are mutually spaced; an engageable member engageable with a force receiving portion provided on the second unit; wherein the engageable member is movable between a first position for maintaining the second unit in the spaced position by engaging with the force receiving portion, a second position for permitting movement of the second unit from the spaced position to the contact position; and a third position for permitting the process cartridge to be mounted, by being pressed by the process cartridge to retract, when the process cartridge is mounted to the mounting portion. |
申请公布号 |
US2015227110(A1) |
申请公布日期 |
2015.08.13 |
申请号 |
US201314421269 |
申请日期 |
2013.09.06 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
Yoshimura Akira;Noguchi Tomio;Kubo Yukio;Sato Masaaki;Nishiya Satoshi;Kashiide Yosuke |
分类号 |
G03G21/18 |
主分类号 |
G03G21/18 |
代理机构 |
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代理人 |
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主权项 |
1. An image forming apparatus for forming an image on a recording material, said image forming apparatus comprising:
a mounting portion for detachable mounting a process cartridge, said process cartridge including a first unit having an image bearing member, and a second unit having a developer carrying member, said second unit being movable between a contact position in which said developer carrying member contacts said image bearing member and a spaced position in which said developer carrying member is spaced from said image bearing member; an engageable member engageable with a force receiving portion provided on said second unit, wherein said engageable member is movable between a first position for maintaining said second unit in the spaced position by engaging with said force receiving portion, a second position for permitting movement of said second unit from the spaced position to the contact position in image forming operation; and a third position for permitting said process cartridge to be mounted, by being pressed by said process cartridge to retract, when said process cartridge is mounted to said mounting-portion. |
地址 |
Tokyo JP |