Le 2025-10-15 à 15:35, MichaelJF a écrit :
> Am 15.10.25 um 18:23 schrieb spigor:
>> A non-circular gear animation I created about 20 years ago using POV-Ray.
> 
> Beautiful and fascinating animation! But is there a practical technical 
> application for this gearbox?
> 
> Best regards
> Mihael

Don't know about that specific shape, but, yes, there are. Some all 
mechanical stamping presses use that kind of gears. They are often 
phased out to use electronically controlled hydraulic presses.

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