British Manufacturing Industries (volume 6)

Paperback | February 4, 2012

byG. Phillips Bevan

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1876. Excerpt: ... arrangements of the patent invention, was in the year 1813, by John Levers, who had been engaged in constructing point-net and warp machines at Nottingham. His plan was to enable him to control each and every individual instrument at will; and instead of dividing the bobbins and carriages into two sets or tiers, to place them, when working backwards and forwards, in one tier (Fig. 14). By doubling their number in the same A A. Carriage. B. Spring. C. Drawing Hooks. D.Hole forThrecuL Fig. 14.--Carriage Of Levers-Machine. space, they require to be of half the thickness, while the combs in which they work are equally doubled in number and reduced in space. The general construction of the machine must be free from vibration, perfectly smooth, and accurate in the finish and action of all its multitudinous parts. Twenty to thirty carriages and bobbins are required to pass easily and very rapidly in each inch of width through their combs. In obtaining this extraordinary perfection of workmanship, Levers was ably seconded by his relative Thompson, an excellent and far-famed worker in metals and wood. He did not see the machine until it was supplied with a warp, and his bobbins and carriages with yarn; and then net was made upon it without further trouble or delay. This man's perfect success in the nicety of finish given to these bobbins and carriages added greatly to his celebrity. He showed others the way to fortune, but knew not how to husband the ample resources which he could command by his own talents. Levers' first machine was 18 inches wide, soon to be widened by him to 54 inches, while in 1872 many were 200 inches in width. The workmen received hi. weekly wages for years, and the master's profits were great. Stevenson furnished funds for constructing the ...

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1876. Excerpt: ... arrangements of the patent invention, was in the year 1813, by John Levers, who had been engaged in constructing point-net and...

Format:PaperbackDimensions:46 pages, 9.69 × 7.44 × 0.1 inPublished:February 4, 2012Publisher:General Books LLCLanguage:English

The following ISBNs are associated with this title:

ISBN - 10:021773118X

ISBN - 13:9780217731188

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