This tutorial might be of some help: http://www.farfarer.com/blog/2011/07/07/unity-skeletal-ragdoll-jiggle-bones-tutorial/ I know it is not exactly what you are looking for but it might help to achieve the effect you want.
Hey Guys Haven't posted here much/before but I could use some help, so I figured I'd jump in. I'm working on a new project in Unity, full animation set with a character that has several cloth assets on the body. Nothing too intense, just strands that come off the forearms, and I'm trying to figure out which cloth setup…