Ludion, Cartesian diver, Cartesian devil, Wasserteufel

It's just a little gadget called a "Cartesian diver" or "Cartesian devil", "Wasserteufel" in german and "Ludion" in french.

Print settings :

° without support

° layer height : 0.2 mm

° infill 100% or at least 80%

° Filament : PLA works well

A presentation video in french :

On youtube : https://www.youtube.com/watch?v=GaolH0erl88

On my Web site : https://www.juggling.ch/gisin/impression3d/freecad/fc_ref_videos.html

On my page about FreeCAD, I made some videos (in french) and linked many videos in french, english and a few in german.