Cotton gin - Wikipedia
A cotton gin—meaning "cotton engine" [1] [2] —is a machine that quickly and easily separates cotton fibers from their seeds, enabling much greater productivity than manual cotton separation. [3] The separated seeds may be used to grow more cotton or to produce cottonseed oil .
Cotton Gin and Eli Whitney - HISTORY
2010年2月4日 · In 1794, U.S.-born inventor Eli Whitney (1765-1825) patented the cotton gin, a machine that revolutionized the production of cotton by greatly speeding up the process of removing seeds from...
Cotton gin | Definition, Inventor, Impact, & Facts | Britannica
2024年10月25日 · Cotton gin, machine for cleaning cotton of its seeds, invented in the United States by Eli Whitney in 1793. It is credited with fixing cotton cultivation, virtually to the exclusion of other crops, in the U.S. South and so institutionalizing slavery.
The Invention of the Cotton Gin and Its Historic Impact
2019年7月8日 · The cotton gin, patented by American-born born inventor Eli Whitney in 1794, revolutionized the cotton industry by greatly speeding up the tedious process of removing seeds and husks from cotton fiber. Similar to today’s massive machines, Whitney’s cotton gin used hooks to draw unprocessed cotton through a small-mesh screen that separated ...
The cotton gin: A game-changing social and economic invention
2024年3月14日 · On this day in 1794, young inventor Eli Whitney had his U.S. patent for the cotton gin approved, an invention that would have a great impact on social and economic conditions that led to the Civil War.
The Cotton Gin: Eli Whitney and the Impact on the U.S. Economy
2023年7月18日 · The cotton gin, short for "cotton engine," was a machine that automated the process of separating each cotton fiber from its seeds, leading to increased efficiency and productivity. Invented by Eli Whitney , the cotton gin consisted of a sturdy frame made of wood or iron that housed a rotating drum with small wire hooks.
The Cotton Gin: History, Invention, Economic and Social Impact, …
2023年10月9日 · The cotton gin revolutionized cotton processing, producing about 50 pounds of lint daily, equivalently reducing the manual labor of around 50 slaves. Initial designs of the cotton gin were hand-operated, but advancements led to larger steam or horse-powered versions with increased output.
Eli Whitney - Wikipedia
Whitney is most famous for two innovations which came to have significant impacts on the United States in the mid-19th century: the cotton gin (1793) and his advocacy of interchangeable parts. In the South, the cotton gin revolutionized the way cotton was harvested and reinvigorated slavery.
Eli Whitney's Patent for the Cotton Gin | National Archives
2021年12月16日 · In A Petition for the Cotton Gin on DocsTeach, students will analyze the petition Eli Whitney filed with Congress to renew his patent on his infamous invention - the Cotton Gin. Due to a loophole in the 1793 patent law, competitors …
Eli Whitney | Biography, Inventions, Cotton Gin, Interchangeable …
2024年10月25日 · Eli Whitney’s most famous invention was the cotton gin, which enabled the rapid separation of seeds from cotton fibres. Built in 1793, the machine helped make cotton a profitable export crop in the southern United States and further promoted the use of slavery for cotton cultivation.