The technical testing of yarns and textile fabrics (1920)
Herzfeld, J. (Jacob), b. 1859, Nisbet, David Thomas · London : Scott, Greenwood · leaf 88
77 DETERMINING THE YAEN NUMBER. (d) Yarn Balance with Sliding Weight and Adjustable Scale Plate. — This balance can be used for all yarns and weights ;. moreover, one is not tied down to any definite length of yarn, but can ascertain the number from short lengths of a few inches as well as from… … FIG. 37. — Dietze's yarn balance. until the latter takes up a position parallel to the balanced lever arm ee. Each figure to which the apex of the sliding weight points on the scale mu'st be divided into the total length of the yarn in millimetres. For instance, with a yarn 2,400 mm. long (2*62…
Textile fabrics -- Testing
Internet Archive · University of California Libraries · Public domain (published before 1931). Free to use for anything.
