Engine assembly including camshaft with multimode lobe
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United States of America Patent
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Oct 1, 2013
Grant Date -
Jun 14, 2012
app pub date -
Dec 8, 2010
filing date -
Dec 8, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
An engine assembly may include an engine structure, a first valve, a first valve lift mechanism and a first camshaft. The engine structure may define a first combustion chamber and a first port in communication with the first combustion chamber. The first valve may be located in the first port and the first valve lift mechanism may be engaged with the first valve. The first camshaft may be rotationally supported on the engine structure and may include a first double lobe engaged with the first valve lift mechanism. The first double lobe may define a first valve opening region including a first peak and a second valve opening region including a second peak rotationally offset from the first peak.
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