Patent ID: 7735604

Claim:
Silencer of exhaust gases, in particular for motor vehicles, comprising an inlet opening and a cylindrical coat provided with an outlet pipe at its opposing end, the cylindrical coat is internally divided into at least four working sections containing axially arranged suppression elements, expansion chambers, a whirl chamber, resonators and twirling, deflecting and accumulating elements, confined with at least three crosswise arranged partitions, the cylindrical coat opposite to the outlet tube being provided with an inlet section freely encompassing a first of said working sections which is provided with inlet holes for exhaust gases, said inlet section being attached to the surface of the cylindrical coat, characterized in that the inlet section is created by a tapered part and a cylindrical part adjacent to it and provided with an annular bottom serving to attach the inlet section to the surface of the cylindrical coat at the level of a first of said partitions between the first working section and a second of said working sections, the tapered part being provided with an axially arranged intake opening and a reflection shield arranged opposite the same and having the form of a truncated cone provided with a deflecting collar with a deflecting collar at a distance around its periphery and attached to the internal surface of the tapered part of the inlet section.