Thread draw-off nozzle
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United States of America Patent
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Jan 8, 2013
Grant Date -
Dec 29, 2011
app pub date -
Jun 23, 2011
filing date -
Jun 25, 2010
priority date (Note) -
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Abstract
A thread draw-off nozzle (1) for an open-end spinning device has a draw-off nozzle funnel (6) that contains a yarn deflection zone (3) for deflecting a yarn (5) produced during the yarn draw-off process. The draw-off nozzle funnel (6) has a two-part design, an external part (6a) containing a first area (3a) of the yarn deflection zone (3) and an internal part (6b) containing a second area (3b) of the yarn deflection zone (3). Both parts (6a, 6b) are made of different materials and/or have different coatings at least in the areas (3a, 3b) of the yarn deflection zone (3) or only one of the two parts (6a, 6b) has a coating.
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