De Olifant, Burdaard Each revolution of the screw lifts of water. The drive to the Archimedes' screw that pumps water into the polder is from a 38-cog gear wheel meshing with the "great spur wheel". This drives a 25 stave gear wheel which drives a "wallower" (30 cogs). The "wallower" drives a gear wheel with 31 cogs. This drives a cast iron gear wheel with 48 teeth. This drives the Archimedes' screw via a cast iron gear wheel with 60 cogs on the axle of the Archimedes' screw. This Archimedes' screw has an axle diameter of and is diameter overall. It is inclined
SS Archimedes a six-bladed "windmill" propeller designed by himself. Brunel's design was to prove a costly failure for the company. Smith and his fellow investors had originally hoped to sell "Archimedes" to the Royal Navy, but when this did not eventuate, the Ship Propeller Company sold the vessel into commercial service. The company, which is estimated to have lost a total of about £50,000 on the "Archimedes" venture, was subsequently wound up. The later career of "Archimedes" is sketchy. The ship ran aground at Beachy Head in 1840. In 1845, she disappeared from Lloyd's Register, but appeared again in 1847 following an