The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 2003
Filed:
Jul. 11, 2000
Vincent Boisseau, Cellule, FR;
Jean-Michel Simon, Chatillon, FR;
Marc Dolez, Olivet, FR;
Daniel Mahin, Savonnieres, FR;
Hutchinson, Paris, FR;
Abstract
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.