MUFFLERS FOR INTERNAL COMBUSTION ENGINES

摘要

An exhaust muffler of compact form for use on small two-stroke internal combustion engines, and comprising a housing having an inlet and an outlet for exhaust gases and defining an indirect passage therethrough between the inlet and outlet for the exhaust gases. A wad of sound absorbing material is positioned in a part of the housing not traversed by the exhaust gases and receives the shock wave component of the exhaust gases by reflection from a plate located opposite the inlet.