Duplo compatible marble pump
Description
Did You Already Have Fun With The Duplo Marble Run (Http://Www.Thingiverse.Com/Thing:159219)? Then You Are Ready For Much More Fun And Challenge! Extend Your Marble Run With A Marble Pump Inspired By The Great Work Of Matthias Wandel (Http://Woodgears.Ca/Marbles/Lifter.Html). Push Up Marbles Using The Lever. (No Motor.) The Drop-Block Mechanism Prevents The Marbles From Falling Back. Please Read The Instructions. Openscad Files Are Included. See Marble Pump In Action: Http://Youtu.Be/2Z1Rwl-Asx4 Http://Youtu.Be/Mfvod_Yrr_W
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