Process and apparatus for crimping fibers

Details Process and apparatus for crimping fibers Process and apparatus for crimping fibers

1996-05-28

1998-06-30

Stryjewski, William

Textiles: spinning, twisting, and twining

Apparatus and processes

Twist setting

28249, 28258, 28279, 57290, D01H 500

Patent

active

057716749

ABSTRACT:
An apparatus is provided for crimping and heat setting a filament or a tow of filaments and to provide fine filaments. The apparatus has at least one heating zone with means for heating a filament or a tow of filaments in an inert and/or oxidizing atmosphere. In the heating zone is a pair of horizontally movable mating conveying means having a multiplicity of protrusions for imparting a crimp to said filament or tow.

REFERENCES:
patent: 2623266 (1952-12-01), Hemmi
patent: 2636250 (1953-04-01), Hemmi
patent: 3908410 (1975-09-01), Umehara et al.
patent: 4241478 (1980-12-01), Nurk
patent: 4676274 (1987-06-01), McCullough et al.
patent: 4837076 (1989-06-01), McCullough et al.
patent: 4977654 (1990-12-01), McCullough
patent: 5356707 (1994-10-01), McCullough et al.

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