FOUR-STROKE INTERNAL COMBUSTION ENGINE THERETO RELATED VEHICLE AND METHOD
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United States of America
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Issued Date -
Feb 6, 2020
app pub date -
Mar 27, 2018
filing date -
Mar 27, 2018
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Abstract
A four-stroke internal combustion engine is disclosed. A camshaft and a crankshaft if the engine are synchronized to rotate at a same rotational speed. A first linkage arrangement is configured to change the motion of an exhaust valve head. A second linkage arrangement is configured to change the motion of the intake valve head. A control unit is configured for controlling the first linkage arrangement to selectively prevent the motion of the exhaust valve head and for controlling the second linkage arrangement to selectively prevent the motion of the intake valve head.
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