23 October 2009

The Archimedes' Drill

Syracuse, 3rd century BC.
Archimedes, the famous mathematician, physicist, engineer, inventor and astronomer of this Greek colony is faced with a big challenge: he has to find a solution to remove the great amount of water that enters the hull of the Syracusia, a mighty luxus ship he has just designed for his King.
And so was the Archimedes screw born. A simple yet revolutionary mechanism: a screw shaped blade that revolves inside a cylinder and was turned by hand. With this device it is possible not only to evacuate water but also to extract liquids and solids from lower planes and transport them to higher places.
Among many uses, the application of this mechanism allows the body of this drill to turn while a drill bit perforates the metal. The Archimedes' drill. Elegant.



This beauty is 10 cms long and arrived by mail some days ago



Practicing. By pushing and releasing the spring, the screw turns and with it the drill bit 


Please notice that I am not holding it very straight.  I'd better practice with old drill bits.....
I will report on my progress. For the moment I am fascinated by the simple mechanism, the fact that it is very small and it doesn't require electricity. Another member of my nomadic studio.


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