Peaucellier-Lipkin linkage. First rotary to true linear mechanism

Please do NOT use this version, The design has been updated here: https://www.thingiverse.com/thing:1132271/files

Read about it here: http://en.wikipedia.org/wiki/Peaucellier%E2%80%93Lipkin_linkage
I based my design on the animation.
Made in Diamond Age PLA on and Ultimaker 1. Designed in MOI.
Short video at: http://youtu.be/1zDQ1CIyr68 Note what a tight radius my hand is describing and the more or less straight line output.
This quote at the bottom of the wiki page is so wonderf