Make it climb

Make it climb

https://youtu.be/3sg1ElKSOP0

Greg Gzumwalt (gzumwalt) brings 3D printed parts to life. He demonstrates that in more than 100 designs on Thingiverse. Inspired by all this motion, this ”thing” is a modest contribution. It’s a version of the power source of that very old (first seen in 1903) children’s toy, the Lehmann climbing monkey. The engine is constructed in such a way that it can be inserted in toys. A bear, a helicopter or whatever. In this thing we construct an Angry Bird, or something that looks like one.
The two wheels of the engine snap-lock together . Make sure the holes for fixing the strings are at the outside. Shift them into the housing and push the square shaft from one side of the housing to the other side. However, before you do that, cut a small piece from both ends of the shaft to remove print imperfections and remove sharp edges with sandpaper. Move the end caps with “wing” over the square shaft ends. They should go into the openings of the hous