DETERMINING THE YARN NUMBER. 77 supplied, on which the yarn may be also wound in parallel layers instead of on a reel, and the skein then transferred to the balance. In this manner the number of any yarn can be very quickly ascertained. (e) Steel Beam Yarn Balance. — By this balance also the number… … FIG. 35. Sampling reel. seen from the illustration, one end of the steel beam carry- ing a hook for the skein of yarn, whilst the opposite arm is fitted with a sliding weight combined with a scale. SAMPLING KEELS. In order to obtain the exact unit length of yarn for testing, recourse is had to the…
Textile fabrics -- Testing · Yarn -- Testing
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