发明名称 |
PISTON RING WITH VARYING APEX LINES |
摘要 |
A piston ring having an outer running face, two flanks and an inner circumferential face is provided. The running face has profiling. The profile of the running face is substantially convexly curved and has an apex. The axial position of the apex varies periodically in the circumferential direction. |
申请公布号 |
EP2917615(A1) |
申请公布日期 |
2015.09.16 |
申请号 |
EP20130766944 |
申请日期 |
2013.09.23 |
申请人 |
FEDERAL-MOGUL BURSCHEID GMBH |
发明人 |
MITTLER, RICHARD;NATHEM, FRANK |
分类号 |
F16J9/20 |
主分类号 |
F16J9/20 |
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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