Service unit for restarting the spinning of work stations in an open-end spinning machine
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United States of America Patent
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Nov 16, 2004
Grant Date -
Feb 13, 2003
app pub date -
Aug 9, 2002
filing date -
Aug 9, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A service unit for restarting a spinning operation at work stations (2) of an open-end spinning machine (1) after replacement of a cheese (8) with an empty tube in the winding device of a work station, comprises an auxiliary yarn supply device (21) and a yarn moving device (23) for fixing a new spinning yarn on the tube. The yarn moving device (23) is movable from a resting position (R) entraining the auxiliary yarn (24) to the winding device (4), and, after restarting the spinning operation, for positioning the yarn (7) connected to the auxiliary yarn (24) in a slot created by a tube plate opener (32) of the service unit between one of the tube plates (30) of the winding device (4) and an end of the tube (10). The yarn (7) is subsequently severed by a cutting device (31), and stored intermediately in a storage device (55).
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