Arrangement device for producing a spun thread
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United States of America Patent
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Oct 16, 2007
Grant Date -
Oct 26, 2006
app pub date -
Feb 14, 2004
filing date -
Mar 13, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An arrangement for producing a spun thread from a staple sliver including a drafting unit and an air jet aggregate arranged downstream thereof. A vortex chamber with an air evacuation channel is located in the air jet aggregate. A cleaning channel is arranged to the delivery roller pair of the drafting unit, which cleaning channel is connected, together with the air evacuation channel to a joint vacuum source. The cleaning channel runs preferably into the air evacuation channel in the inside of the air jet aggregate. The cleaning channel is preferably aligned against the pressure roller of the delivery roller pair. Further suction openings can be additionally arranged to the bottom rollers of the drafting unit, which suction openings are also connected to the joint vacuum source.
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