Spinning jenny was an abbreviation of 'engine'. Thomas Highs of Leigh has claimed to be the inventor and the story is repeated using his wife's name. Another myth has Thomas Earnshaw inventing a spinning device of a similar description - but destroying it after fearing he might be taking bread out of the mouths of the poor. Spinning jenny The spinning jenny is a multi-spindle spinning frame, and was one of the key developments in the industrialization of weaving during the early Industrial Revolution. It was invented in 1764 by James Hargreaves in Stanhill, Oswaldtwistle, Lancashire in England. The device reduced the
Metal spinning Without seams, a part can withstand higher internal or external pressure exerted on it. For example: scuba tanks and CO cartridges. One disadvantage of metal spinning is that if a crack forms or the object is dented, it must be scrapped. Repairing the object is not cost-effective. Metal spinning Metal spinning, also known as spin forming or spinning or metal turning most commonly, is a metalworking process by which a disc or tube of metal is rotated at high speed and formed into an axially symmetric part. Spinning can be performed by hand or by a CNC lathe. Metal spinning