| 摘要 |
The invention concerns a motor vehicle air duct also serving as crosspiece forming part of the structure of the vehicle. The invention is characterised in that the duct comprises two half-shells ( 2, 12 ) including each a tubular portion ( 6, 16 ) and two lateral flanks ( 4 a, 4 b; 14 a, 14 b); it further comprises: two stop elements ( 22 a, 22 b) defining each a rib projecting relative to one of the contact surfaces of one of the half-shells and having a stop surface arranged immediately proximate to an abutting surface ( 40 a, 40 b) provided on the other half-shell ( 12 ), a continuous weld bead ( 13 a, 13 b) extending between the contact surfaces of the half-shells which are in contact with each other.
|
