发明名称 |
Sliding element in an internal combustion engine, in particular a piston ring |
摘要 |
A sliding element in an internal combustion engine has a coating which has the following layers from the outside inwards: a first carbon-based layer, a second carbon-based layer which is harder and/or has a smaller proportion of hydrogen than the first carbon-based layer, a PVD layer and a bonding layer. |
申请公布号 |
US8652620(B2) |
申请公布日期 |
2014.02.18 |
申请号 |
US200913123580 |
申请日期 |
2009.08.26 |
申请人 |
FISCHER MANFRED;HOPPE STEFFEN;FEDERAL-MOGUL BURSCHEID GMBH |
发明人 |
FISCHER MANFRED;HOPPE STEFFEN |
分类号 |
B32B7/02 |
主分类号 |
B32B7/02 |
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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