Part 1: • One-Motor CVT Robot Arm #1 - Gearbox Last time, I started a project to build a robot arm which only has one main drive motor, and uses a series of clutches to drive three separate axees. I’d ...

SAN FRANCISCO (Reuters) -Tesla CEO Elon Musk showed off on Friday a prototype of its humanoid robot 'Optimus', predicting the electric vehicle maker would be able to produce millions and sell them for ...