American School of Correspondence, Nelson, Hector William, 1869- [from old catalog] · Chicago, Ill., American school of correspondence · leaf 37
ent directions, With the exception that with an independent cylinder motion only one eccentric rod is used, and the eccentric is placed on the pick cam shaft. But if the cylinders are operated by a spindle motion, a slotted crank arm is attached to the lifting rod of each grifFe and the cylinder is… … Fig. 29. Rack Method of Lifting Griffe. that board, is raised, at tlie same time the other cylinder is passing in towards the needle board while the second griffe is descending. When usincr the cradle lever on a double action machine, it is necessary to have two different sizes of lifting cranks to…
Jacquard weaving
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