Apparatus for controlling fuel injection combustion valve and exhaust valve of four-stroke internal combustion engine, closes exhaust valve of exhaust duct at beginning of first cycle, and opens exhaust valve in end of second cycle

The fuel injection combustion valve is made to open at end of third cycle, and is made to close at the beginning of second cycle such that fuel injection combustion valve is made to open during fourth and first cycles. Exhaust valve of exhaust duct is made to close at the beginning of first cycle, a...

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