Patent ID: 7328947

Claim:
Vehicle seat backrest suitable for allowing the attachment of a child seat, the backrest comprising a rigid structure having a front face and a rear face, the rigid structure being provided with a through hole delimited by a contour and an anchoring system comprising an anchor rod having a pair of ends and disposed on the side of the front face of the rigid structure, the anchor rod sized to extend across the through hole along a cross-direction between the pair of ends and adapted to permit a coupling member belonging to the child seat to be anchored on the anchor rod via the rear face of the rigid structure, the anchoring system further comprising a rigid plate provided with an opening, said plate being attached to the front face of the rigid structure and against the contour of the through hole so that the opening of the plate is disposed opposite the through hole of the rigid structure to allow the passage of the coupling member of the child seat, the anchor rod fitted onto the rigid plate and extending across the opening and positioned to interact with the coupling member of the child seat, wherein: the rigid plate comprises retention means suitable for directly retaining the anchor rod by direct abutment contact with the anchor rod when the coupling member of the child seat exerts forces on the said anchor rod, the ends of the anchor rod are disposed on either side of the through hole of the rigid structure and on either side of the opening of the plate along the cross-direction, and the ends of the anchor rod are disposed opposite the contour of the rigid structure and the rigid plate.