speed for the machines to work at is 160 to 180 or 200 picks per minute, and the cylinders would only travel at half this speed. The cylinders should be driven by an eccentric, same as given for the single-acting machines, but instead of being on the crank shaft, it should be on the tappet shaft,… … Fia. 41 Fie. 42 will drive both cylinders. Sometimes the eccentric is on the tappet shaft, inside the framing of the loom, and is connected with the top lever, as shown in Fig. 84 (B). c is the eccentric, p the fulcrum of a short lever attached to it, and E the upright rod attached to an arm or…
Jacquard weaving
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