Importance

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Abstract

A two-stroke engine has a scavenging port for introduction of a working gas containing fuel, into a combustion chamber, and an exhaust port for discharge of gas in the combustion chamber therefrom, in which a piston connected to a crankshaft through a connecting rod reciprocates in the combustion chamber with rotary drive of the crankshaft, to control opening and closing of the scavenging port and the exhaust port, in which as the piston moves from a top dead center to a bottom dead center, the exhaust port and the scavenging port open in the order named, and in which as the piston moves from the bottom dead center to the top dead center, the scavenging port and the exhaust port close in the order named.

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First Claim