In those mechanisms, a high-torque, low backlash gearbox might be just the thing, and a 3D printable split planetary harmonic drive for the popular NEMA 17 motors would be even better. Right up ...

It’s one thing to avoid home repairs on a transmission, but gears and the inner workings of modern gearboxes are too interesting to ignore. Planetary gears fall into this category, and as a ...