Silencer for exhaust gas pipes comprises a housing, an inlet pipe, an outlet pipes, optional perforations in one of the pipes, and optional absorption material arranged in the housing

摘要

Silencer comprises a housing, an inlet pipe (2), an outlet pipes (3), optional perforations (5) in one of the pipes, and optional absorption material (6) arranged in the housing. The housing has two sheet metal ends (7) and a casing wound from sheet metal. The inlet pipe and the outlet pipe are mechanically connected together inside the housing. Preferred Features: The casing is made from a one- layer sheet metal having a thickness of at least 0.5 mm. The inlet pipe and the outlet pipe touch with the touching surface (8) being perforated in the overlapping region. The pipes are rounded in the overlapping region.