Adjustable support for box spring mattress, has back rest movable upwards along curve and movable head rest

摘要

The back support section (6) can be moved in an upwards direction along a curve defining a biomechanical hinge at the same time as the head support section (4) is moved towards or away from the back support section at a variable angle, the entire mattress support section is moved backwards and the leg support section is optionally moved upwards.