Archimedes screw Or screw pump or tapered helical screw File also attached other different file type drawing you can contact me screw, popularly known as the Archimedes' screw and also known as the screw pump, Archimedes screw, or Egyptian screw, is a machine used for transferring water from a low-lying body of water into irrigation ditches. Water is pumped by turning a screw-shaped surface inside a pipe