Spinning mule Rhode Island. Development over the next century and a half led to an automatic mule and to finer and stronger yarn. The ring frame, originating in New England in the 1820s, was little used in Lancashire until the 1890s. It required more energy and could not produce the finest counts. Samuel Crompton invented the spinning mule in 1779, so called because it is a hybrid of Arkwright's water frame and James Hargreaves' spinning jenny in the same way that mule is the product of crossbreeding a female horse with a male donkey (a female donkey is called a "jenny"). The
John Kay (spinning frame) find the patent null, regardless of authorship, if they considered it insufficiently novel, or if Arkwright had failed to adequately specify the technology in the patent documents. Presumably on these grounds, the jury set aside the patents, a loss for Arkwright, as for Highs and Kay. Notes Citations Bibliography John Kay (spinning frame) John Kay was associated with the invention in 1767 of the spinning frame, which marked an important stage in the development of textile manufacturing during the Industrial Revolution. Born in Warrington, England, Kay was at least the co-constructor of the first spinning frame, and was a claimant