[Gear Down For What?] likes testing the limits of 3D printed gearboxes. Honestly, we’re amazed. 3D printing has revolutionized ... printed out a big planetary gear box with a ratio of 160:1 ...

At Alexey Volegov's hands a rotating metal planetary chevron gear, a non-separable system that can only be obtained by 3D printing. Printed at UrFU laboratory. Disclaimer: AAAS and EurekAlert!

In those mechanisms, a high-torque, low backlash gearbox might be just the thing, and a 3D printable split planetary ... the stepper drives a sun gear with two planet gears orbiting, each of ...

That seems to be the thinking behind Planetary Resources' presentation today at CES in Las Vegas, where the asteroid mining company unveiled the first object 3D printed using extraterrestrial ...