Patent ID: 7036301
Filing Date: 2006-05-02
Classification: D01H

Abstract:
1. A channel plate adapter for an open-end spinning arrangement having a spinning rotor which turns at a high number of revolutions inside a rotor housing chargable with an underpressure, the channel plate adapter being comprised of a plastic material and defining an orifice area of a fiber guide conduit and a central through-bore for a yarn withdrawal nozzle, the channel plate adapter being adapted to be exchangeably arranged in a receiver of a fiber channel plate of the open-end spinning arrangement for closing the rotor housing during a spinning operation, wherein the channel plate adapter has a unitary one-piece clip-on closure at an inlet area of the through-bore for centering and fixing the yarn withdrawal nozzle thereat and wherein the clip-on closure comprises rigid centering elements mated to an edge contour of the yarn withdrawal nozzle, and elastic clip-on elements.