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US 2007/0178024 A1Published application
Exhaust Line And Power Train Comprising Same
AssigneeFaurecia Systemes D'Echappement
InventorChristian Sarda
Life of this patent
Estimating the term…
Abstract
An exhaust pipe includes a thin metal tube having a wall thickness of less than 1 mm and, over at least a portion of its length, a peripheral sheath formed from a thermally expandable material.
Claims14
1-13. (canceled)
An exhaust pipe comprising a thin metal tube having a wall thickness of less than 1 mm, which tube comprises, over at least a portion of its length, a peripheral sheath formed from a thermally expandable intumescent material.
Dependencies are inferred from the claim text.