Abstract: An apparatus and associated method for spinning staple fibers on a ring spindle machine includes a ring spindle disposed downstream of a drawing frame outlet. A thread guiding device is disposed between the drawing frame outlet and the ring spindle and includes a twisting apparatus that is magnetically coupled with the ring spindle so as to rotate at the same speed as the ring spindle. The twisting apparatus has a thread braking device configured along a path of the thread through the twisting apparatus. An attachment configured at a top of the ring spindle has a plurality of circumferential grooves configured to catch the thread coming from the twisting apparatus and being wound onto the ring spindle.
Type:
Grant
Filed:
February 18, 2008
Date of Patent:
October 25, 2011
Assignee:
Deutsche Institut fur Textil-und Faserforschung Denkendorf
Inventors:
Peter Artzt, Jurgen Schneider, Uwe Heitmann