发明申请
- 专利标题： Rotary member, developing device, and image forming apparatus
- 专利标题（中）： 旋转构件，显影装置和图像形成装置
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申请号： US12232301申请日： 2008-09-15
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公开(公告)号： US20090074474A1公开(公告)日： 2009-03-19
- 发明人: Kouichi Oomori , Katsumasa Mikami , Katsumi Kumada , Yuichiro Suzuki , Minoru Toyoda , Yoshitaka Omori
- 申请人： Kouichi Oomori , Katsumasa Mikami , Katsumi Kumada , Yuichiro Suzuki , Minoru Toyoda , Yoshitaka Omori
- 申请人地址： JP Tokyo
- 专利权人： RICOH PRINTING SYSTEMS, LTD.
- 当前专利权人： RICOH PRINTING SYSTEMS, LTD.
- 当前专利权人地址： JP Tokyo
- 优先权： JPP2007-242349 20070919
- 主分类号： G03G15/08
- IPC分类号： G03G15/08
摘要：
According to an aspect of the present invention, there is provided a rotary member including: a rotating main body; and support members that are formed to be supported by bearings, wherein each of the support members includes: a spindle core formed of a first metal; and a cylindrical sheath that sheathes a portion of the spindle core where slidably contacting respective one of the bearings and that is formed of a second metal different from the first metal.
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