Archimedes' screw Machine used for raising water, thought to have been invented by Archimedes in the 3rd century bc. The most common form of the machine is a cylindrical pipe enclosing a helix, inclined at a 45° angle to the horizontal with its lower end in the water. When the machine rotates, water rises through the pipe.
More From encyclopedia.com
Sewing Machine , Background Before 1900, women spent many of their daylight hours sewing clothes for themselves and their families by hand. Women also formed the majo… Machine Gun , Machine Guns are repeating firearms that when triggered will load and fire automatically until their ammunition is exhausted. In 1861, the U.S. Army… Elias Jr. Howe , Elias Howe Elias Howe Elias Howe (1819-1867), American inventor, is credited with designing the first workable sewing machine, an invention which rev… Machine , machine, arrangement of moving and stationary mechanical parts used to perform some useful work or to provide transportation. From a historical persp… Typewriter , TYPEWRITER. The idea of the typewriter emerged long before the technology existed for its practical or economical production. A patent was issued in… Automation , Automation is the use of scientific and technological principles in the manufacture of machines that take over work normally done by humans. This def…
About this article
All Sources -
Updated About encyclopedia.com content Print Topic
You Might Also Like