Hutchinson

Vincent Boisseau

Jean-Michel Simon

Marc Dolez

Daniel Mahin

A decoupling sleeve for mounting in a motor vehicle exhaust pipe (LE), the sleeve ( ) comprising in particular a mechanical portion ( ) having two rigid end zones ( ) for connection to the exhaust pipe (LE), and a sealing portion ( ) that is thermally insulated from the inside by an insulation portion ( ) and that extends over substantially the entire length of the mechanical portion ( ) of the sleeve, the sleeve being characterized in that the sealing portion ( ) comprises a central zone ( ) formed by a layer or wall ( ) made of a material that is flexible and that withstands temperature, and two rigid end zones ( ) respectively connected to two end zones ( ) of the mechanical portion ( ), the sealing portion ( ) forming a covering that is continuous, closed, and leakproof.

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Cellule, France

Vincent Boisseau