All of my sculptures are spring driven escapement mechanisms. Nothing is hidden. Each part of one of my sculptures is essential to the operation of the whole. The relative motion of these interacting parts produce the interesting, some say “whimsical and dynamic” patterns of motion. I am always searching for simple ways to produce complex, yet understandable, visual, and at times auditory, patterns.
Most of the animations of his designs are in Flash, but I found.
They appear to average around $1,000.