1 март 1764 г. - The Spinning Jenny increased wool mills productivity

Описание:

it's made by James Hargreaves. was another example of great inventions of the Industrial Revolution. It allowed workers to spin more wool at any one time.It allowed for a massive reduction in the work needed to produce a piece of cloth and allowed for a worker to work eight or more spools at a time.it was the main driver for the development of a modern factory system. at the time of John death there were around 20,000 Spinning Jenny across the UK.