Device and method for winding and twisting fiber material in ring spinning or ring twisting frames

Ring spun yarn and method

METHOD FOR TRANSFORMING A YARN SPINNING AND/OR TWISTING MACHINE AND MODIFIED YARN SPINNING AND/OR TWISTING MACHINE RESULTING FROM SAID METHOD

Yarn twisting method and device for ring-spinning machine

Winding and twisting device of a ring spinning or ring twisting machine as well as ring spinning and ring twisting method

Ring spun yarn and method

Spooling and twisting device of a ring-spinning or ring-twisting machine, and ring-spinning and ring-twisting method

Multi-component elastic yarn, textile fabrics and method of making and apparatus thereof