STRATIFIED SCAVENGING TWO-CYCLE ENGINE AND CARBURETOR

摘要

A stratified scavenging two-cycle engine (10) comprising an engine body (11), a carburetor (12) equipped with a pivotable rotary valve (22) for switching between opening and closing of a single intake path, and an insulator (13) having heat insulating performance. The rotary valve (22) of the carburetor (12) is provided with a fuel injecting nozzle opening (26) open downward. The nozzle opening (26) is provided with a guide section (26A) by which fuel from the nozzle opening (26) is guided to a position corresponding to a position upstream in a mixed gas path (27).