Realizing that it’s essentially a cycloidal drive meshed with a planetary gear set, he got to work in CAD and, in seemingly no time, had a design to test. You can see the full results of his ...

[Jan] puts the resin to work with his favorite method: printing out a 1:85 compound planetary gearbox, and testing it to failure. The results? The composite resin performed admirably, and somewhat ...

The most basic configuration of this is a set of two fixed gears which rotate at a set speed, though many adopt more complex mechanisms, such as the epicyclic planetary gearbox featured in the ...

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!