| 摘要 |
PURPOSE: A CVVL(continuous variable valve lift) system of an engine is provided to reduce throttle losses, and to prevent an excessive supply of external air by reduction of an engine load and RPM. CONSTITUTION: A CVVL system of an engine comprises a cam shaft(10), a cap(20), and a valve cap(30). The cam shaft is rotationally installed in the cylinder head(1) of the engine. The cam is installed in the cap shaft, and moves in an axial direction. The upper surface of the valve cap, which contacts with the cam is inclined. |
