Texturing machine

Details Texturing machine Texturing machine

1981-01-23

1985-12-10

Mackey, Robert R.

Heating

Advancing structure flexing, looping or coiling sheet, web...

28271, 28281, D02G 116, D02G 120, F27B 928

Patent

active

045576890

ABSTRACT:
In an air jet texturing machine or the like for bulking a multifilament yarn with means to conduct the bulked yarn through a heating tube under relatively low tension at high speed, said tube having a nominal inner diameter which is more than 10 times the diameter of the bulked yarn and a length of more than 1 meter, the improvement wherein the yarn tube has at least one yarn encircling beaded segment with a radially inwardly protruding edge which reduces the inner diameter of the tube by at least 5% up to 50% of said nominal diameter.

REFERENCES:
patent: 2456384 (1948-12-01), Conaway
patent: 3206922 (1965-09-01), Nagahara et al.
patent: 3477218 (1969-11-01), Hawtin et al.
patent: 3641249 (1972-02-01), Higgins
patent: 4001548 (1977-01-01), Bauer
patent: 4297837 (1981-11-01), Bauer et al.
patent: 4338776 (1982-07-01), Krenzer

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