Vehicular seat arrangement

A vehicular seat arrangement for use in an automotive vehicle having a vehicle body including a floor panel and a pair of side wall portions, comprising

• at least two seat assemblies positioned on the floor panel in parallel with each other laterally of the vehicle body, each of the seat assemblies having a seat cushion portion positioned over and in parallel to the floor panel and a seat back portion upstanding from the seat cushion portion and rockable with respect to the seat cushion portion about a pivot axis in a lateral direction of the seat assembly,
• a seat reinforcing device including an elongated reinforcement member longitudinally extending in a lateral direction of the vehicle body between said side wall portions and passed in part through the seat back portion of one of said seat assemblies and in part through the seat back portion of the other of the seat assemblies, and
• tilt regulating means permitting the seat back portion of one of said seat assemblies to tilt with respect to the seat cushion portion of the seat assembly about said pivot axis independently of the seat back portion of the other of the seat assemblies.