Patent ID: 9580841
Date: 2017-02-28
CPC Classifications: D01H

Claim:
1. A false twist device for an open-end spinning device to introduce a false twist in a yarn produced in the open-end spinning device, the false twist device comprising: a tubular carcass; a plurality of false twist edges arranged behind one another in a yarn draw-off direction through the device, each of the false twist edges inclined at an angle (α) in the carcass relative to the yarn draw-off direction; the plurality of false twist edges configured in an interior of the carcass such that each individual false twist edge imparts a deflection to a yarn drawn through the carcass; and the plurality of false twist edges offset in a circumferential direction in the carcass such that the yarn drawn through the carcass is also simultaneously subjected to a spatial, helical, deflection through the successive deflections on the false twist edges.