Textiles: spinning – twisting – and twining – Apparatus and processes – Piecing up
Reexamination Certificate
2004-07-30
2008-12-16
Hurley, Shaun R (Department: 3765)
Textiles: spinning, twisting, and twining
Apparatus and processes
Piecing up
C057S315000, C057S350000
Reexamination Certificate
active
07464529
ABSTRACT:
A process and an arrangement for re-starting a previously interrupted spinning process in a spinning arrangement is provided. The arrangement includes a drafting unit which can be shut down and also an airjet unit including a vacuum chamber. For the purpose of removing an initially inhomogeneous fiber stream, a staple fiber strand, delivered by the re-operating drafting unit, is temporarily suctioned as waste via a deflecting device after it has left the drafting unit. Only then, when a homogeneous fiber stream has formed, is the staple fiber strand joined with a thread which is transported through the airjet unit. The inhomogeneous fiber stream is removed with the aid of the low pressure in the vacuum chamber.
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International Search Report dated Nov. 23, 2004 including English Translation (Five (5) pages).
Schaeffler Gernot
Schweier Peter
Stahlecker Gerd
Crowell & Moring LLP
Hurley Shaun R
Maschinenfabrik Rieter AG
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