Sunday, February 27, 2022

Thursday, February 10, 2022

Foot Mechanism Prototype

 Quick and dirty prototype of a passive foot pitch mechanism:



CAD cross section:


To make a return spring I flattened the end of a 1mm spring steel rod and drilled a 1mm hole through the end for a dowel pin axle:


A drilled out screw acts as a guide bushing for the spring: