Textiles: spinning – twisting – and twining – Apparatus and processes – Unitary multiple twist devices
Reexamination Certificate
2005-08-06
2008-12-23
Hurley, Shaun R (Department: 3765)
Textiles: spinning, twisting, and twining
Apparatus and processes
Unitary multiple twist devices
C057S058830
Reexamination Certificate
active
07467508
ABSTRACT:
A two-for-one twisting spindle comprising a pneumatically actuated threading device, a spindle bolt (2) that is rotatable about the vertical rotary shaft (33) thereof, and an injector (12) which extends into a thread guiding channel (14). The injector (12) can be temporarily connected to a compressed air source (15). The thread (35) is conveyed through the thread guiding channel (14) by means of an air flow during the threading process. The compressed air supply unit is provided with an annular chamber (9) which is mounted upstream of the injector (12) and is formed by a rigid annular flange (8) that extends around the spindle bolt (2) and is joined thereto in a fixed manner.
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Appelhans Ludwig
Fink Heinz
Hurley Shaun R
K & L Gates LLP
Oerlikon Textile GmbH & Co. KG
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