The art of weaving, by hand and by power, with an introductory account of its rise and progress in ancient and modern times . ms is in the numberand arrangement of the leaves of the headles, and the apparatusfor moving them. In weaving plain cloth, the jacks represented inFig. 8, at FF, answer the purpose sufficiently well, because theraising and sinking of every thread is alternate. But, in the weav-ing of tweels and many other kinds of ornamental and fancy cloth,the number of leaves is generally greater, and these are to be raisedand sunk successively, or not, as the nature of the case may r


The art of weaving, by hand and by power, with an introductory account of its rise and progress in ancient and modern times . ms is in the numberand arrangement of the leaves of the headles, and the apparatusfor moving them. In weaving plain cloth, the jacks represented inFig. 8, at FF, answer the purpose sufficiently well, because theraising and sinking of every thread is alternate. But, in the weav-ing of tweels and many other kinds of ornamental and fancy cloth,the number of leaves is generally greater, and these are to be raisedand sunk successively, or not, as the nature of the case may re-quire. It is therefore necessary, that the mounting of the loomshould be adapted to the purpose for which it is intended, and asthe succession of working the headles by means of the treadles mayfrequently vary, the mounting which connects every leaf with thetreadle, and from which its motion is derived, must be such that theleaf may be raised or sunk independent of all the others. A repre-sentation of the mechanism used for this purpose, by many skilfidweavers, will be found in Fig. 15. 100 THE ART OF ^iiil Hi ::ll^!!ni!i;i!^MillillilliMtllllillll!lllll^ liimi!l!IHIIIiillll!!l|l|||iHliil!lllil||l!||||||||l||||||||[||


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Keywords: ., bookcentury1800, bookdecade1840, booksubjectweaving, bookyear1844