UNIFLOW SCAVENGING TWO-CYCLE ENGINE

A uniflow-scavenging-type two-cycle engine according to the present invention includes: a cylinder (110) in which a combustion chamber is formed; a piston that slides in the cylinder; a scavenging port (122) that is provided at one end of the cylinder in a stroke direction of the piston and draws in an active gas into the combustion chamber in accordance with a sliding movement of the piston; a fuel injection section (126) that is provided in the scavenging port on an outer side of the cylinder than a center of a width of the scavenging port in a penetration direction and injects a fuel gas to the active gas drawn in into the scavenging port.