MUFFLER FOR EXHAUST GAS FROM INTERNAL COMBUSTION ENGINE

摘要

M-14-38381M (F-3547) YC/85 MUFFLER FOR EXHAUST GAS FROM INTERNAL COMBUSTION ENGINE A muffler for exhaust gases of an internal combustion engine. The muffler is a hybrid consisting of gas expansion chambers defined by partitions in a muffler casing, and a sound-absorbing body. The sound-absorbing body includes a perforated pipe surrounded by a porous sound-absorbing material with a thin metal film sandwiched therebetween.