Dynamic Characteristics of a Novel Right-Angle Viscoelastic Damper (RVD) Using Polyurethane Damping Materials

Figure 5

Hysteretic curves of RVD at different frequencies and displacements: (a) 0.5 Hz; (b) 1.0 Hz; (c) 1.5 Hz; (d) 2.0 Hz.

(a)

(b)

(c)

(d)