Do you know that one of the principles of many of the most innovative technological developments of this era has a history of a thousand years? Robotics, 3D printing, and new forms of transportation all have one thing in common: they are often driven by a planetary gearbox. As a supplier of planetary gearboxes (Apex Dynamics), we certainly know all the technicalities, but what do you do if you encounter this technique for the first time? We have decided to make it clear to everyone