发明名称 |
Ti alloy poppet valve and a method of manufacturing the same |
摘要 |
A Ti alloy poppet valve consists of a valve stem and a valve head, and is employed as intake or exhaust valve in an internal combustion engine of an automobile. O2 is put into the valve in a furnace at very slight amount and heated to introduce oxygen atoms into titanium of the valve to form a Ti-O interstitial solid solution without making titanium oxides. The valve is strengthened to increase hardness and wear resistance.
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申请公布号 |
US6511045(B2) |
申请公布日期 |
2003.01.28 |
申请号 |
US20010791308 |
申请日期 |
2001.02.22 |
申请人 |
FUJI OOZX INC. |
发明人 |
HIROSE MASAHITO;ASANUMA HIROAKI |
分类号 |
F01L3/20;B21J5/00;C23C8/10;C23C8/80;F01L3/02;F01L3/24;(IPC1-7):F16K1/32 |
主分类号 |
F01L3/20 |
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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