Draw-off nozzle for roving and spinning frames

The invention relates to a draw-off nozzle for roving and spinning frames and can be used on ring and open-end rotor spinning machines for rotating threads in fixed thread guides or with rotating thread guides on flyer heads. The nozzle comprises a body (2) with an insert eg a spiral wire insert (1)...

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Bibliographic Details
Main Author BERNHARD SCHWABE
Format Patent
LanguageEnglish
Published 07.05.1987
Edition4
Subjects
NATURAL OR ARTIFICIAL THREADS OR FIBRES
SPINNING
SPINNING OR TWISTING
TEXTILES
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Summary:The invention relates to a draw-off nozzle for roving and spinning frames and can be used on ring and open-end rotor spinning machines for rotating threads in fixed thread guides or with rotating thread guides on flyer heads. The nozzle comprises a body (2) with an insert eg a spiral wire insert (1), fitted thereto having a thread bearing surface which is generally arcuate. The wire insert (1) is secured in the upper and lower parts of the nozzle body by means of a shoulder (4) and an annular rim (3).
Bibliography:Application Number: GB19860020974