Fig. 2From: Body surface posture evaluation: construction, validation and protocol of the SPGAP system (Posture evaluation rotating platform system)The Posture Evaluation Rotating Platform (PGA) – top view (a) and side view (b): n° 1 a and b rotating steel disc, n° 2° a and b rigid structure covering the pulleys and toothed belt, n° 3 a and b power supply, n° 4 b toothed belt, n° 5 b two synchronized pulleys, n° 6 b rigid square base, n° 7 b DC motor with integrated gearboxBack to article page