VEHICLE SEAT BACK FRAME MEMBER WITH ADJUSTABLE STIFFNESS SYSTEM AND METHOD

Systems and methods for varying stiffness of a structural member. A vehicle seat includes the structural member. The structural member has two walls. A link extends between the walls and has three segments, with one segment extending between the other two. Connectors are disposed between disposed between the other two segments of the link and two walls of the structural member. The connectors may be adjustable to vary tension in the link and to vary stiffness of the structural member.