Improvement in the manufacture of curly thread. (Machine-translation by Google Translate, not legally binding)

摘要

Improvement in the manufacture of crimped yarn, characterized in that the two core yarns are introduced, with a constant tension and angular separation, into a first hollow spindle which, at high speed, supplies an effect yarn that is wound around the yarns. two core strands, to form the loops, and the thread thus obtained is passed to a second hollow spindle which provides a strand of ligature of the loops. (Machine-translation by Google Translate, not legally binding)