What is shown here?

GEOTECHNOLOGIEN R tselbild November 2004

R tselbild November 2004 Museum of Work Hamburg
Read out

In the monthly GEOTECHNOLOGIEN puzzle image, we present each section of an image and leave it to your creativity or your knowledge to find out what lies behind it ...

What's this? The gear train of a mill wheel? An antique sundial? A backdrop from the movie "Star Wars"? Or something completely different?

The solution can be found here

(go.de, Museum of Work Hamburg, 16.11.2004 - NPO)