When water pumps "die" do they go to gearhead heaven? "... had a functioning ram pump. My family was happier thinking of it as "magic" prior to my explaining how/why it worked." For Churak to understand how an Archimedes' Screw (Screwpump) works. <img src=http://img.photobucket.com/albums/v215/gotmilked/77/450px-Main_measures_screw.jpg> <img src=http://img.photobucket.com/albums/v215/gotmilked/77/screw.gif> <img src=http://img.photobucket.com/albums/v215/gotmilked/77/screw_lift.jpg> Archimedes' screw From Wikipedia, the free encyclopedia <A HREF="http://en.wikipedia.org/wiki/Archimedes'_screw" target="_blank">http://en.wikipedia.org/wiki/Archimedes'_screw</A> Screwpump From Wikipedia, the free encyclopedia <A HREF="http://en.wikipedia.org/wiki/Screwpump" target="_blank">http://en.wikipedia.org/wiki/Screwpump</A>