发明名称 |
PISTON RINGS |
摘要 |
The invention relates to a piston ring which has at least one bearing surface and an upper and a lower flank. The bearing surface is provided with a High Velocity Oxygen Fuel (HVOF) coating which has a surface roughness Rk<0.1 mum.
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申请公布号 |
US2007210524(A1) |
申请公布日期 |
2007.09.13 |
申请号 |
US20050599301 |
申请日期 |
2005.01.29 |
申请人 |
HERBST-DEDERICHS CHRISTIAN |
发明人 |
HERBST-DEDERICHS CHRISTIAN |
分类号 |
F02F5/00;C23C4/06;C23C4/10;F16J9/26 |
主分类号 |
F02F5/00 |
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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