发明名称 |
Variable valve timing arrangement for engine |
摘要 |
A twin overhead camshaft internal combustion engine embodying a variable valve timing mechanism on each of the camshafts. The variable valve timing mechanism is operated hydraulically by lubricant that is supplied to it through a bearing surface of the camshaft so as to minimize external conduits and connections and to simplify sealing.
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申请公布号 |
US5954019(A) |
申请公布日期 |
1999.09.21 |
申请号 |
US19970998884 |
申请日期 |
1997.12.29 |
申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
YOSHIKAWA, MASAAKI;TAKAHASHI, HIRONAO |
分类号 |
F01L1/04;F01L1/26;F01L1/34;F01L1/344;F02F1/24;(IPC1-7):F01L1/26;F16K1/42 |
主分类号 |
F01L1/04 |
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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