Public Domain Involute Parameterized Gears: Powered Up 3D printable model by TrinaryLogic

Public Domain Involute Parameterized Gears: Powered Up

Source: Thingiverse by TrinaryLogic

The Public Domain Involute Parameterized Gears: Powered Up is a free printable 3D model from Thingiverse by TrinaryLogic. This is an update to the Public Domain involute Gears library by @3dexplorer, with optimisations by @zkarcher. You can download the STL file from the original listing below and print it at home.

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67 saves Source: Thingiverse Updated 2026-04-18

Tags: Public, Domain, Involute, Parameterized, Gears:, Powered, Up

About this model

This is an update to the Public Domain involute Gears library by @3dexplorer, with optimisations by @zkarcher. This library provides a module called gear(), which makes ordinary gears, helical gears (twisted like a screw), inner gears (teeth on the inside), and partial gears (a wedge rather than a full disk). It also provides a module called rack(), which creates a bar with teeth that will mesh with the gears (also optionally helical gears), so you can generate a rack and pinion set. The SCAD file also includes an example gear train. If you use the View/Animate command in OpenSCAD, you can see the gears and rack mesh and rotate together. If you change the number of teeth, the animation still rotates correctly. This library is pretty basic compared to some others here on Thingiverse, but st…

Frequently asked questions

Is this 3D model free to download?
Yes. Public Domain Involute Parameterized Gears: Powered Up is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by TrinaryLogic.
Who made this model?
Designed by TrinaryLogic, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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