发明名称 |
Valve lifter and surface treatment method thereof |
摘要 |
The present invention provides a valve lifter, including a buffer layer, a Me diamond-like carbon layer having a thickness of 0.3˜0.6 μm, and a diamond-like carbon layer having a thickness of 1˜1.5 μm and a SP3 bonding fraction of 60˜70%, which are sequentially formed on a base body which is subjected to carbonitriding treatment. The valve lifter can exhibit superior low-friction characteristics and wear resistance. |
申请公布号 |
US8109248(B2) |
申请公布日期 |
2012.02.07 |
申请号 |
US20080291120 |
申请日期 |
2008.11.05 |
申请人 |
LYO IN WOONG;CHOI SUNG MOOM;KIM WOONG;AN JEONG UK;KIM HYUNG ICK;AHN SEUNG GYUN;BAEK HONG KIL;JUNG JIN WON;HYUNDAI MOTOR COMPANY;KIA MOTORS CORPORATION |
发明人 |
LYO IN WOONG;CHOI SUNG MOOM;KIM WOONG;AN JEONG UK;KIM HYUNG ICK;AHN SEUNG GYUN;BAEK HONG KIL;JUNG JIN WON |
分类号 |
F01L1/14 |
主分类号 |
F01L1/14 |
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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