发明授权
US07610008B2 Cleaning device, and process unit and image forming apparatus including the cleaning device
失效
清洁装置，以及包括清洁装置的处理单元和图像形成装置
- 专利标题： Cleaning device, and process unit and image forming apparatus including the cleaning device
- 专利标题（中）： 清洁装置，以及包括清洁装置的处理单元和图像形成装置
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申请号： US11455825申请日： 2006-06-20
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公开(公告)号： US07610008B2公开(公告)日： 2009-10-27
- 发明人: Kazuhiko Watanabe , Osamu Naruse , Masahiko Shakuto , Hidetoshi Yano
- 申请人： Kazuhiko Watanabe , Osamu Naruse , Masahiko Shakuto , Hidetoshi Yano
- 申请人地址： JP Tokyo
- 专利权人： Ricoh Company Limited
- 当前专利权人： Ricoh Company Limited
- 当前专利权人地址： JP Tokyo
- 代理机构： Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权： JP2005-179622 20050620; JP2005-260645 20050908
- 主分类号： G03G21/00
- IPC分类号： G03G21/00
摘要：
A cleaning device including an elastic blade whose tip is contacted with a surface of a rotating member in such a manner as to counter the rotated member to remove particles of a toner on the rotated member; and a holder configured to support the elastic blade, wherein a nip formed by longitudinal end portions of the tip of the blade and the surface of the rotated member has a first nip width in a rotation direction of the rotated member, and a nip formed by a central portion of the blade and the surface of the rotated member has a second nip width, and wherein the first nip width is less than the second nip width.
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