Process for manufacture of textile yarns

Plastic and nonmetallic article shaping or treating: processes – With severing – removing material from preform mechanically,... – Making hole or aperture in article

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Details

28273, 2642888, 2642905, 264DIG47, B29C 1702

Patent

active

044760795

ABSTRACT:
In a process for draw fracturing yarn wherein the yarn is passed through a turbulent flow air suction device downstream of where the yarn is drawn and upstream of an air fracturing jet so that broken filaments extending from the yarn will be intermingled and immobilized by entangling them with unbroken filaments in the yarn so as to reduce yarn breaks.

REFERENCES:
patent: 2924868 (1960-02-01), Dyer
patent: 3452130 (1969-06-01), Pitzl
patent: 4095319 (1978-06-01), Nelson
patent: 4251481 (1981-02-01), Hamlyn
patent: 4332761 (1982-06-01), Phillipp et al.

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