What are Harmonic Drives and Just How Much Tooth Contact Is There?

How does a Harmonic Drive work, and just how much contact is there between the teeth of the splines? They’re great for rotary axes on multi-axis CNC machines and other robotics. Let's take a close look at how the beautiful Harmonic Drive reducer works. Instagram: https://www.instagram.com/mach_super Blog: https://www.machsuper.com Music Credit: Ever Flowing by ItsWatR on Pixabay