Collecting box, heat exchanger comprising said collecting box and crimping method of such box

摘要

Collector box (3 ') comprising a manifold (10) and a cover (11) having a longitudinal extension dimension and at least one flange (8') hooked between the manifold (10) and the lid (11), characterized because: - the manifold (10) has a different ductility from that of the flange (8 '); - at the level of said flange (8`), a longitudinal part (18) of the manifold (10) and / or of the flange (8 ') is laminated so that the flange (8') is locked between the manifold (10 ) and the cover (11).