Patent Study Contest - Artificial Flame Device - $3000 Prize

There's a new contest at Patexia on special effects device for creating an artificial flame. The goal is to find references proving that the ideas was not original at the time it was patented (prior art search). The device uses a chaotic pendulum and reflection of light to create a flame without fire. There's a $3000 prize for the best submission. You can see more here http://www.patexia.com/contests/flame