The file 'Levitating? Flying Hands Kit For Hollow Clock 3D Printer Model' is (ino,stl,blend,zip) file type, size is 1.8MB.
Hour hand is no longer held by the surrounding circle. It is held by the minute hand, and angle is controlled by the hung reduction gear which is kept vertical by the weight itself.
This clock hands kit is compatible for the bodies of
Hollow Clock
https://www.thingiverse.com/thing:4747403
Hollow Clock 2
https://www.thingiverse.com/thing:4761858
It also comes with dedicated body with minimum height.
Update Mar 7, 2021 : A shaft to attach weight to the bottom gear is added. If your clock is unsmooth and bottom gear is not aligned vertical, add some weight there. In this case, use "gear3-weight.stl".
Update Nov. 21, 2021 : "Hollow Clock 3" is released.
https://www.thingiverse.com/thing:5142739
arduino-code-for-flying-dedicated-body-8phase.ino | 2.1KB | |
gear3-weight.stl | 50.3KB | |
rot-hollow1.blend | 2.2MB | |
rot-hollow2.blend | 2.8MB | |
STL.zip | 502.0KB |