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Triumphs and wonders of the 19th century, a volume of original, historic and descriptive writings showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress (1901)

Boyd, James Penny, 1836-1910 · Philadelphia, A. J. Holman & co · leaf 141

An illustration from Triumphs and wonders of the 19th century, a volume of original, historic and descriptive writings showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress, 1901, leaf 141
ed of the ring frame, as well as its output, appeared unbounded;but at high speeds, under unbalanced loads, the spindles were found tovibrate in their bearings, and the quality of yarn, in consequence, degener-ated, the spindle bearings became worn, and the limit seemed to be reachedat five… … EARLY SPINNING JENNY. spindles when unevenly loaded ; but with admirable foresight, developingintellects set to improve the spindles themselves, and, in 1871, Jacob H.Sawyer introduced and patented a spindle and bearing, which was one of themost important improvements in the ring frame. He…

Progress · Inventions

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