Patent ID: 6332511
Filing Date: 2001-12-25
Classification: F01N,G10K

Abstract:
A silencer assembly, comprising:a cylindrical chamber having a closed cylindrical outer wall, a first end wall and a second end wall, said first end wall having an inlet therein, and said second end wall having an outlet therein;an internal annular chamber proximate said cylindrical outer wall, said internal annular chamber bounded by said cylindrical outer wall and by a perforated cylindrical inner wall, said internal annular chamber containing single strand fiberglass acoustic fill material, said internal annular chamber having no internal barriers separating said single strand fiberglass acoustic fill material; and,a perforated generally cylindrically shaped core located inside of said cylindrical chamber positioned in spaced relation to said internal annular chamber and also in spaced relation to said inlet and outlet, creating a generally annular shaped passageway for exhaust gas, said core containing single strand fiberglass acoustic fill material and having no internal physical barriers separating said single strand fiberglass acoustic fill material.