Patent ID: 6681888
Filing Date: 2004-01-27
Classification: F02M

Abstract:
A silencing apparatus is fitted between a first fluid intake duct and a second fluid exhaust duct, said silencing apparatus being fitted between an engine turbine and a thermal exchanger;said silencing apparatus comprising a cylindrical main hollow body, a cylindrical input connection and a cylindrical output connection with one or a plurality of straight sections smaller than the straight section of said main body, and at least one partitioning part defining with the internal surface of said main hollow body at least two toric chambers within the portion of said main body located around the virtual cylinder defined by the virtual extension of each of said connections toward one another, each of said toric chambers communicating directly with said virtual cylinder following a slit extending over the entire periphery thereof; wherein said toric chambers are partly separated from said virtual cylinder by said partitioning part and at least one of the first and second ducts.