Toys

Courtesy of:
Engineering Research AB
LS-DYNA distributor headquartered in Sweden

 

Animation of a coil "walking" down a staircase. This type of spring was a popular toy some years ago and also in mechanics courses illustrating wave propagation. The analysis has been done with LS-DYNA 970 (explicit integration) and the spring is modeled using shell elements.   

             AVI 69a    694KB