Research Article

Application of Variational Iteration Method for Dropping Damage Evaluation of the Suspension Spring Packaging System

Figure 4

Dropping damage boundary surfaces of the system when the product fragility (a) , (b) , (c) , and (d) . : the dimensionless dropping shock velocity; : the system parameter; : the suspension angle.
385404.fig.004a
(a)
385404.fig.004b
(b)
385404.fig.004c
(c)
385404.fig.004d
(d)