Triple gear 3D printable model by henryseg

Triple gear

Source: Thingiverse by henryseg

The Triple gear is a free printable 3D model from Thingiverse by henryseg. Video. You can download the STL file from the original listing below and print it at home.

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275 saves Source: Thingiverse Updated 2026-04-16

Tags: Triple, gear

About this model

Video. In this unusual mechanism three gears mesh together in pairs, and yet they can turn! If you take three ordinary gears and put them together so that each gear meshes with the other two, then none of the gears can turn because neighbouring gears must turn in opposite directions. Triple gear avoids this problem by having the three "gears" arranged like linked rings - the gears then rotate along skew axes, and the opposite direction rule no longer applies (although see also Oskar van Deventer's Magic Gears for another possible solution). This is joint work with Saul Schleimer. We were inspired by another of Oskar's designs, his Knotted Gear, which consists of two linked rings that gear with each other, and of course we wondered if it would be possible to do three linked rings! Paper des…

Frequently asked questions

Is this 3D model free to download?
Yes. Triple gear 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 henryseg.
Who made this model?
Designed by henryseg, 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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