发明名称 |
Piston ring for piston engine, with diamond-like coating |
摘要 |
A piston engine piston ring (5) made in stainless steel has a coating of DLC (diamond-like carbon) (15) on its outer circumference. The DLC is extremely hard and minimizes friction between the piston and cylinder lining.
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申请公布号 |
DE19825860(A1) |
申请公布日期 |
1999.12.16 |
申请号 |
DE19981025860 |
申请日期 |
1998.06.10 |
申请人 |
ELGAN-DIAMANTWERKZEUGE GMBH & CO. KG |
发明人 |
SCHMID, JOSEF |
分类号 |
F16J9/26;(IPC1-7):F16J9/26;F02F5/00 |
主分类号 |
F16J9/26 |
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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