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Archimedes' screw was turned by hand, and could also be used to transfer water from a low-lying body of water into irrigation canals. [10] [11] Archimedes never claimed credit for its invention, but it was attributed to him 200 years later by Diodorus, who believed that Archimedes invented the screw pump in Egypt. [1]
The date of birth is based on a statement by the Byzantine Greek scholar John Tzetzes that Archimedes lived for 75 years before his death in 212 BC. [9] Plutarch wrote in his Parallel Lives that Archimedes was related to King Hiero II , the ruler of Syracuse, although Cicero suggests he was of humble origin.
Archimedes' screw — Although commonly attributed to Archimedes, the device had been used in Ancient Egypt long before his time. [179] The first records of a water screw, or screw pump, date back to Ancient Egypt before the 3rd century BC. [180]
3.1 Things invented by Archimedes. 3.2 Other. 3.2.1 Computer hardware and software. 4 Oath. 5 Astronomical names. ... Archimedes' pulley; Archimedes' screw ...
The first records of a screw pump, also known as a water screw or Archimedes' screw, dates back to Ancient Egypt before the 3rd century BC. [ 19 ] [ 20 ] The Egyptian screw, used to lift water from the Nile , was composed of tubes wound around a cylinder; as the entire unit rotates, water is lifted within the spiral tube to the higher elevation.
Sir Francis Pettit Smith (9 February 1808 – 12 February 1874) was an English inventor and, along with John Ericsson, one of the inventors of the screw propeller.He was also the driving force behind the construction of the world's first screw-propelled steamship, SS Archimedes.
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The first type of screw conveyor was the Archimedes' screw, used since ancient times to pump irrigation water. [1] They usually consist of a trough or tube containing either a spiral blade coiled around a shaft, driven at one end and held at the other, or a "shaftless spiral", driven at one end and free at the other. The rate of volume transfer ...