RÜCKENLEHNENSTRUKTUR EINES FAHRZEUGSITZES, DIE EINE PNEUMATISCHE FUNKTION BEINHALTET

摘要

Backrest structure (1) of a vehicle seat comprising a two lateral uprights (2, 3) connected together by a lower segment (5). The backrest structure comprises a support plate (11) placed in the lower part of the backrest structure (1), so that said plate (11) connects said two lateral uprights (2, 3) and is superimposed on the lower segment ( 5), said plate (11) incorporating a pneumatic system (27, 40) capable of deforming said plate (11) so as to allow the seat back to ensure effective and comfortable support of the back of a person who would be seated on said seat.