If a hypocycloid gearbox is driven quickly, the eccentric driving the cam will cause vibrations.  An easy fix for this is to drive 2 cams, mirrored in their action. This means the eccentric, needs to be a dual eccentric… As there are now 2 cams, this means twice as many… Continue Reading 3d printed Hypocycloidic gearboxes IV

I gave up trying to fix the Harmonic gearbox when I saw some examples of DIY hypocycloidic gearboxes. I think I saw this on youtube first – And then a bit of googling led me to a commercial producer,  Darali Drives , and then  to Zincland!    http://www.zincland.com/hypocycloid/ , where the author not… Continue Reading 3d printed Hypocycloidic gearboxes I