fig4
Figure 4. Characterization of tunable stiffness and load capacity of Tri-S actuator. (A) Experimental platform of stiffness test of Tri-S actuator. (B) Stiffness of Tri-S actuator as a function of electrified time. (C) Load capacity characterization of Tri-S actuator with temperature variations. (D) Dynamic variation process of load capacity of Tri-S actuator. (E) Measured stiffness range of actuator after multi-cycle actuation.
