发明公开
- 专利标题： COMBINATION OIL RING
- 专利标题（中）： KOMBINIERTERÖLABSTREIFRING
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申请号： EP04712672.7申请日： 2004-02-19
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公开(公告)号： EP1596106A1公开(公告)日： 2005-11-16
- 发明人: USUI, M., c/o Kabushiki K. Riken Kashiwazaki Off.
- 申请人： Kabushiki Kaisha Riken
- 申请人地址： 13-5, Kudan-Kita 1-chome Chiyoda-ku, Tokyo 102-0073 JP
- 专利权人： Kabushiki Kaisha Riken
- 当前专利权人： Kabushiki Kaisha Riken
- 当前专利权人地址： 13-5, Kudan-Kita 1-chome Chiyoda-ku, Tokyo 102-0073 JP
- 代理机构： Winter, Brandl, Fürniss, Hübner Röss, Kaiser, Polte Partnerschaft Patent- und Rechtsanwaltskanzlei
- 优先权： JP2003042515 20030220
- 国际公布： WO2004074717 20040902
- 主分类号： F16J9/06
- IPC分类号： F16J9/06 ; F02F5/00
摘要：
In mounting a combined oil control ring in a ring groove formed in a piston, the combined oil control ring is mounted in a form that an opening between but ends of an oil ring body is widened. In such an operation, it is likely that a coil expander falls off the oil ring body thus making the mounting operation cumbersome. To overcome such a drawback, a relationship L1
公开/授权文献
- EP1596106B1 COMBINATION OIL CONTROL RING 公开/授权日：2009-04-15
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