Motor vehicle seat with pelvis support of variable hardness uses seat rings having adjustably spaced center free spaces and with ring areas filled with gel or air at adjustable pressure.

摘要

The two bearing areas are formed by two horizontal rings (3) with center free spaces (4). The areas (3a) of the rings are filled with fluid at pre-set pressure, notably gel, liquid or air. The distance between the ring center areas respectively can be modified. Additional components include the backrest (1) and seat (2) with upholstery support (2b) of shaped wire springs (2c) carried in the seat frame (2a).