About this 3D model

Or was that a perimetric parastaltic pump ? This is a peristaltic pump built in openscad. There have been a number of peristaltic pumps recently and I thought a parametric one would be cool. http://www.thingiverse.com/thing:8652 http://www.thingiverse.com/thing:8914 The motor mounting still needs some work but its a start