Farbtopf,

I've made a quick video of how I did the above image, I hope it helps you out.

RIGHT CLICK & SAVE (8.2Meg)

Incidently, if you are going to be moving the object around in your animation, as well as twisting it with the deformer, you'll need to group the deformer, the NURBS circles and the geometry together so they can be moved and still work correctly.

Take it easy,

Mat.