MOTOR VEHICLE SEAT

The invention relates to a motor vehicle seat () comprising a cushion () covered by a knitted textile covering () and an inflatable bag (), said cushion being provided with a passage () allowing said bag to be deployed outside said covering, said covering being provided with a weakened zone () of lesser tear resistance which extends in a rectilinear reference direction between two opposite parts (a, b) of said covering and facing said passage, said parts presenting a mesh consisting of a plurality of rows of structural loops arranged side by side in said reference direction, each of said loops being linked to the loops surrounding it by a plurality of interweavings, said zone resulting from the knitting of the said covering, each of said parts being provided with a thread for blocking its elongation in a direction perpendicular to said reference direction.