Textile raw materials and their conversion into yarns : (the study of the raw materials and the technology of the spinning process) a text-book for textile, trade and higher technical schools, as also for self-instruction ; based upon the ordinary syllabus and curriculum of the Imperial and Royal Austrian weaving schools (1901)
Zipser, Julius, Salter, Charles · London : Scott, Greenwood · leaf 404
l form of nopper is that of E. Graf, shown in Fig.250, which acts by feeding the nopping thread to the groundthread at varying speeds by means of swinging guide rods. The ground (G) and nopping (K) threads are fed together TEXTILE RAW MATERIALS. 397 and at the same speed by means of the feed… … Fig. 250.—The Graf Nopping Attachment to Doubling Frames(vertical section). rod, g, then through the eye, /z, and over the guide rod, d, tothe point, e, and thus forms the angle, g, h, d. By means of the slowly revolving cam, ni, bowl lever, m,spring, n, and connecting rod, k, the lever, i, and the…
Textile fibers · Spinning
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