Appleton's dictionary of machines, mechanics, engine-work, and engineering . vertical skewer passes, o another elongated eyelet, through which a small fixed spindle passes toserve as a guide, but which does not hinder it from moving lengthwise, within the limits of the lengthof the eyelet, p small spiral springs placed in each hole of the case </</, fig. 2424. They serve to bringback to its primitive position, every corresponding needle, as soon as it ceases to press upon it. 13-4 JACQUARD LOOM. Fig. 2426 represents the plan of the upper row of horizontal needles. Fig. 2427 is a fragment
Appleton's dictionary of machines, mechanics, engine-work, and engineering . vertical skewer passes, o another elongated eyelet, through which a small fixed spindle passes toserve as a guide, but which does not hinder it from moving lengthwise, within the limits of the lengthof the eyelet, p small spiral springs placed in each hole of the case </</, fig. 2424. They serve to bringback to its primitive position, every corresponding needle, as soon as it ceases to press upon it. 13-4 JACQUARD LOOM. Fig. 2426 represents the plan of the upper row of horizontal needles. Fig. 2427 is a fragment of theendless chain, formed with perforated cards, which are made to circulate or travel by the rotation of theshaft D. In this movement, each of the perforated cards, whose position, form and number, are deter-mined by the operation of tying-up of the warp, comes to he applied in succession against the four facesof the square axis or drum, leaving open the corresponding holes, and covering those upon the face ofthe axis, which have no corresponding holes upon the t lgqiiDa-^]gngD-pa-an-i}RMiV;Vv-q!iaq[r^^>H^—U^nr^r-D^ y. :iliiil|liii:il|l|iiiiiiiii,|l| ,1,1 in inn I ~r242i ^JTMjlJiiiiiiiiiiJijjWJiiJi^aaaiiJiijjjaiJM mill U~ 3422
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Keywords: ., bookcentury1800, booksubjectmechanicalengineering, bookyear1861
