Double Crank Mechanism to Download and Make

This double crank push-rod mechanism features a pair of push rods driven at 180° to each other. As one goes down, the other goes up. Use it as the starting point for your own character based automata or perhaps as an excercise in pure mechanism.

Members can download the parts for free at the link on the website, non-members can join in the fun for £2.50/$3.75

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