ACOUSTIC MUFFLER FOR A REFRIGERATION COMPRESSOR

摘要

The acoustic muffler comprises a hollow body (10) defining at least one muffler chamber (11) which carries a gas inlet duct (20) and a gas outlet duct (30), at least one of the parts defined by the hollow body (10), by the gas inlet duct (20) and by the gas outlet duct (30) defining a gas passage (P) provided with at least one impurity filter (40) presenting a mesh surface (41) larger than that defined by the contour of the cross-section of said gas passage (P) and projecting to at least one of the sides of said cross-section.