发明名称 |
Cleaning roller for cleaning charging roller and image forming apparatus |
摘要 |
A cleaning roller for cleaning a charging roller in an image forming apparatus is disposed in contact with an outer peripheral surface of a charging roller to remove foreign matters attached to the outer peripheral surface of the charging roller. The cleaning roller has a metal core and a polyurethane foam layer covering an outer peripheral surface of this metal core. The polyurethane foam layer includes a number of cells. The number of cells per inch is 40 or more and 80 or less, and an open ratio of a wall surface of cells is 3% or more and 50% or less. |
申请公布号 |
US8160470(B2) |
申请公布日期 |
2012.04.17 |
申请号 |
US20080344674 |
申请日期 |
2008.12.29 |
申请人 |
SHOUNO JUNPEI;NAKADE YOHEI;DEMIZU ICHIRO;KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. |
发明人 |
SHOUNO JUNPEI;NAKADE YOHEI;DEMIZU ICHIRO |
分类号 |
G03G15/02 |
主分类号 |
G03G15/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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