Ring spinner, with a number of spinning stations, has at least one spindle drive and a doffer drive with selective connection directly to a current supply or through a frequency converter

摘要

The ring spinner, with a number of spinning stations, has at least one spindle drive (1) for them connected to the current supply through a frequency converter (5). The doffers at each station, to remove full bobbins for replacement with empty bobbin sleeves, have a drive (2,14) connected (6) selectively to a current supply or through a frequency converter.