The development of the cotton gin — patented in 1794 — involves an interesting lesson about solving engineering problems. Farmers in the southern United States had a big problem.

In October of 1793, Eli Whitney sent a drawing of his new invention, the cotton gin, ... Finally, in February 1794, Whitney completed the model to his satisfaction.

In 1794, Eli Whitney patented a new kind of cotton gin. His invention, using rotating brushes and teeth to remove the seeds from cotton, was quickly pirated by others. Southern plantation owners ...

1793: Eli Whitney applies to patent his new invention: a machine that quickly separates cotton seeds from cotton fibers. The cotton gin was the little engine that could — and did — transform ...

History buffs take note: an early working model of one of the most important inventions of the 19th century, Eli Whitney’s cotton gin, will be auctioned next week in Dallas at Heritage Auctions.

Cotton gin dust emissions Date: July 5, 2011 ... (EPA) computer models and dust samplers may overestimate both the distance gin dust travels and the concentrations of the smallest particles.

A south Lubbock County cotton gin hopes to speed up its ginning efficiency with its new equipment, especially since the High Plains is expected to yield a record crop. Lubbock Cotton Growers purcha… ...