Friday, June 11, 2010
idea-1 Archimedes' Screw pump
Archimedes' Screw pump While in Alexandria, he invented a device now known as Archimedes' screw . It was first used to pump water out of ships and was later used in irrigation. This type of water pump is still used in many parts of the world today. Its very simple project model for viii and ix. A long, helical pipe if tilted 45 degrees and the lower end is inserted in water then Rotating the pipe moves water up to and out the top.