Weaving; a practical guide to the mechanical construction, operation, and care of weaving machinery, and all details of the mechanical processes involved in weaving (1909)
American School of Correspondence, Nelson, H. William (Hector William), b. 1869 · Chicago, American School of Correspondence · leaf 174
the jam on the beam by means of the spring L ; thisspring is connected to the friction lever. The larger the beamthe more the spring is stretched; this will cause the friction leverto rest more heavily on the friction pulley. The less the amountof warp the higher the strip is, and the less stretch… … Fisf. 96. Friction Let-Off. Woolen Loom. causing the friction lever to be raised up from the pulley; arrowsindicate the movement. The greater the motion to the whip rollthe higher the friction lever is raised, and more yarn is let offfrom the beam. It is the strain on the yarn by the beating in…
Weaving
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