Local Thickening and Friction Reducing to Constant Resistance in a Prefolded Energy Absorption Device

Figure 8

Plastic strain in deformation process: (a) main view of the device; (b) main view of the first ascending section; (c) main view of the first descending section; (d) main view of the second ascending section; (e) main view of the second descending section; (f) section view of the device; (g) section view of the first ascending section; (h) section view of the first descending section; (i) section view of the second ascending section; and (j) section view of the second descending section.