Single impingement bulking jet

Details Single impingement bulking jet Single impingement bulking jet

1997-10-24

2000-03-07

Vanatta, Amy

Textiles: manufacturing

Thread finishing

Surface modification of running length

28221, 28263, 28271, D02G 112, D02G 116

Patent

active

060323418

ABSTRACT:
The present invention is directed to: a non-interlacing expirating yarn bulker comprising a body having an enclosed yarn passage extending therethrough. The yarn passage includes an inlet region, a throat region and an expanding region. A single pressurized fluid channel extends through the body and intersects with the yarn passage in the throat region. Cross sectional areas at certain defined locations in the yarn passage exhibit predetermined relationships. In addition, the inlet region and the pressurized fluid channel both are symmetrical about a common reference plane of symmetry;

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patent: 5140729 (1992-08-01), Simmen
patent: 5325572 (1994-07-01), Dickson, III et al.
patent: 5497538 (1996-03-01), Graf et al.

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