发明名称 |
Cleaning device, process cartridge and image forming apparatus |
摘要 |
A cleaning device for use with an image forming apparatus, includes: a frame including a fixing portion; a cleaning member, fixed at the fixing portion, for removing developer from an image bearing member (drum). The cleaning member includes: a blade portion contacted to the drum; and a flexible supporting member for supporting the blade portion, the supporting member including one end portion where the blade portion is provided, another end portion including a portion-to-be-fixed at the fixing portion, and a bent portion between the end portions; and an engaging portion provided on the frame. The engaging portion is engaged, such that the blade portion is not contacted to the drum, with a portion-to-be-engaged provided at the supporting member to position the cleaning member. The engaging portion is spaced from the portion-to-be-engaged in a state in which the blade portion is contacted to the drum. |
申请公布号 |
US8929795(B2) |
申请公布日期 |
2015.01.06 |
申请号 |
US201213727828 |
申请日期 |
2012.12.27 |
申请人 |
Canon Kabushiki Kaisha |
发明人 |
Inami Satoru |
分类号 |
G03G21/00;G03G15/095 |
主分类号 |
G03G21/00 |
代理机构 |
Fitzpatrick, Cella, Harper & Scinto |
代理人 |
Fitzpatrick, Cella, Harper & Scinto |
主权项 |
1. A cleaning device for use with an image forming apparatus, comprising:
a frame including a fixing portion; a cleaning member, fixed at the fixing portion, for removing a developer from an image bearing member, wherein said cleaning member includes: a blade portion contacted to the image bearing member with respect to a counter direction to a movement direction of the image bearing member; and a flexible supporting member for supporting said blade portion, said supporting member including one end portion where said blade portion is provided, another end portion including a portion-to-be-fixed for being fixed at the fixing portion, and a bent portion between said one end portion and said another end portion at a side remote from a surface of the image bearing member toward an outside with respect to a line connecting the portion-to-be-fixed and a contact portion where said blade portion is contacted to the image bearing member, wherein the portion-to-be-fixed is provided downstream of the contact portion with respect to movement direction of the image bearing member; and an engaging portion provided on said frame, wherein said engaging portion is engaged, in a state in which said blade portion is not contacted to the image bearing member, with a portion-to-be-engaged provided at said supporting member to position said cleaning member, and wherein said engaging portion is spaced from said portion-to-be-engaged in a state in which said blade portion is contacted to the image bearing member. |
地址 |
Tokyo JP |