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. 2019 Oct 28;12(21):3535. doi: 10.3390/ma12213535

Figure 3.

Figure 3

Schematic drawing of the pendulum testing device. (a) Pendulum testing device base-plate; (b) pendulum testing device frame; (c) pendulum; (d) stainless steel upper jaw model; (e) triangulation laser sensor. Dotted lines mark deflection angles used for different energy impact.