Figure 4
From: Fabric soft pneumatic actuators with programmable turing pattern textures

Experimental validation of a programmable FSPA achieving C-shaped bending after inflation: (a) Finite element analysis (FEA) simulation; (b) Experimental observation of deformed prototype fabricated using heat-bonding technique and (c) using embroidery technique; (d) Comparison of direct distance r between two edges and internal pressure relationships.