F - Mech Eng,Light,Heat,Weapons – 01 – N
Patent
F - Mech Eng,Light,Heat,Weapons
01
N
F01N 3/022 (2006.01)
Patent
CA 2532339
The invention relates to a filter body (3) which is intended, in particular, for the filtration of particles contained in the exhaust gases from an internal combustion engine. According to the invention, the filter body (3) is formed by bonding filter blocks (11) using a joint (17). The invention is characterised in that an outer surface (16) of the first of the blocks (11), which is disposed opposite the second of the blocks (11) and which is in contact with the joint (17), comprises at least one projection- and/or cavity- type irregularity (30a, 30b).
Corps filtrant (3) destiné notamment à la filtration de particules contenues dans les gaz d'échappement d'un moteur à combustion interne, le corps filtrant (3) étant formé par collage de blocs filtrants (11) au moyen d'un joint (17), remarquable en ce qu'une surface extérieure (16) d'un premier des blocs (11), en regard avec un deuxième des blocs (11) et en contact avec le joint (17), comporte au moins une irrégularité (30a, 30b) de type bossage et/ou creux.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Saint-Gobain Centre de Recherches Et D'etudes Europeen
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