Exhaust silencer, includes spiral shaped axial and radial exhaust channels for fumes to flow through

摘要

Exhaust fumes are made to flow through a passage comprising at least one axial exhaust channel (13a, 13b) extending in a spiral around a tubular body (4) inside the silencer casing (1) and at least one radial exhaust channel (13c, 13d) extending in a spiral between a first section of the passage (17a) outside the tubular body and a second section of the passage (17b) inside the tubular body.