发明名称 |
Internal combustion engine with variable valve actuation |
摘要 |
An internal combustion engine having a hydraulic system for valve variable actuation and a hydraulic braking device for braking the valve in the final stage of its closing travel. A passage is provided for excluding the above mentioned braking when the engine is in operative conditions in which the fluid used in the device has a viscosity greater than a predetermined value.
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申请公布号 |
US6138621(A) |
申请公布日期 |
2000.10.31 |
申请号 |
US19990257370 |
申请日期 |
1999.02.25 |
申请人 |
C.R.F. SOCIETA CONSORTILE PER AZIONI |
发明人 |
ALBANELLO, STEFANO;MACOR, LORENTINO;NASTO, ROSARIO |
分类号 |
F01L1/16;F01L9/02;(IPC1-7):F01L9/02;F01L13/00 |
主分类号 |
F01L1/16 |
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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