Design and Characteristics Analysis of a Nonlinear Isolator Using a Curved-Mount-Spring-Roller Mechanism as Negative Stiffness Element

<div>Nondimensional force-displacement of the isolator for optimal parameters. “Red line” is the exact restoring force. “Blue line” is the approximate restoring force.</div>

Mathematical Problems in Engineering

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Figure 3

Figure 3: Design and Characteristics Analysis of a Nonlinear Isolator Using a Curved-Mount-Spring-Roller Mechanism as Negative Stiffness Element 