The textile industries : a practical guide to fibres, yarns & fabrics in every branch of textile manufacture, including preparation of fibres, spinning, doubling, designing, weaving, bleaching, printing, dyeing and finishing (1910)
Murphy, William S · London : The Gresham Publishing Company · leaf 25
ng, the action of whichis greatly modified by attached levers. At each end of a rail under theloom a chair is firmly bolted, the back of the one opposed to the backof the other. Upon the head of each chair a strong and curved leveris fulcrumed; on the extremity of each lever the cord controlling… … Fig. 258. — Kenyons Under Motion the heald shaft is lifted it draws up the two linked levers, and at thesame time stretches the spiral spring. But by degrees the pressureof the spring is transferred from the heald shaft to the curved levers;at the horizontal point the spring is really stretched…
Textile industry · Textile fabrics
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