| 发明名称 |
Relative combination of an apex seal and a rotor housing in the rotary engine |
| 摘要 |
A layer of Fe-O compound having the thickness of more than 0.1 mm is formed on a sliding surface of an apex seal made from a ferrous or nonferrous metal by the spraying treatment. The oxygen content in the Fe-O compound is ranging from 15.0 wt.% to 30.05 wt.%. A hard layer having the Hv hardness of more than 650 is formed on the sliding surface of the rotor housing.
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| 申请公布号 |
US3890070(A) |
申请公布日期 |
1975.06.17 |
| 申请号 |
US19730385266 |
申请日期 |
1973.08.03 |
| 申请人 |
NIPPON PISTON RING CO., LTD. |
发明人 |
SASAME, TAKAO;TAKAHASHI, KENTARO;NAKAMURA, YOSHIKATSU;MIURA, KAZUMASA |
| 分类号 |
C23C4/06;C23C4/10;F01C19/00;F01C19/02;F16J9/26;(IPC1-7):F01C21/08 |
主分类号 |
C23C4/06 |
| 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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