Single piece base member for a mattress made of foam or latex, comprises zones of variable hardness in the form of cut-outs and inserts

摘要

A single piece base member for mattress made of foam or latex, with zones of variable hardness, comprises cut-outs wthat are accessed externally. Inserts (4) can be placed in cut-outs (2), and can be rotated about their longitudinal axes. The moment of resistance varies during rotation. The cut-outs are accessed via separation surfaces (5) in base member (3), and have reinforcing members (10).