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Leonardo's Air Screw

Posted: Wed Nov 10, 2010 12:53 pm
by Robert of Canterbury

Posted: Thu Nov 11, 2010 10:25 am
by RandallMoffett
Very funny. Maybe they should try it without people on it? Fairly sure it will not work regardless but a good attempt.

RPM

Posted: Thu Nov 11, 2010 10:41 am
by Ingvarr
A method of turning it other than one old man running with the rope might not hurt matters any.

Posted: Thu Nov 11, 2010 1:33 pm
by chris19d
Ingvarr wrote:A method of turning it other than one old man running with the rope might not hurt matters any.
I was thinking the same thing, a falling weight would be a suitable period alternative energy source.