Is this 3D model free to download?

Yes, Hyperboloidal Gear Model is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by otvinta3d, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Hyperboloidal Gear Model 3D printable model by otvinta3d

Hyperboloidal Gear Model

Source: Thingiverse by otvinta3d

The Hyperboloidal Gear Model is a free printable 3D model from Thingiverse by otvinta3d. This gear model is full to the brim with mathematics, and it works well, too. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

1,590 saves Source: Thingiverse Updated 2026-10-11 License: CC-BY · commercial OK 5 makes Category: Toys & Games

Tags: Gear, hyperboloid, involute, mechanism

About this model

This gear model is full to the brim with mathematics, and it works well, too. The reference surface of each of these two gears is the one-sheet hyperboloid, which is formally defined as a "surface of revolution obtained by rotating a hyperbola about the perpendicular bisector to the line between the foci." The profiles of the gear teeth are involute curves. Even the bearings for the top gear are shaped as parabolas. This model transmits rotation between shafts crossed at 45°. List of printed parts: QtyFilenameDescription 2hyp_gear.stlThe main hyperboloidal gear. 1hyp_gear_end.stlThe end portion of the lower gear. 1hyp_gear_end_long.stlThe end portion of the upper gear. 1hyp_base.stlThe circular base on which all bearings are mounted. 2hyp_stand_upper.stlThe parabola-shaped bracket for the …

Frequently asked questions

Is this 3D model free to download?: Yes. Hyperboloidal Gear Model is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link 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 otvinta3d.
Who made this model?: Designed by otvinta3d, 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.