Machine for crimping yarns with positive driving of the yarns

Details Machine for crimping yarns with positive driving of the yarns Machine for crimping yarns with positive driving of the yarns

1992-09-15

1993-05-18

Crowder, Clifford D.

Textiles: manufacturing

Thread finishing

Surface modification of running length

D02G 114

Patent

active

052109160

ABSTRACT:
A machine for crimping yarns has an elongate chamber (14) with, at one end, an opening (15) for introducing the yarn (1) to be crimped and, at the other end, an opening (16) for exiting the crimped yarn. The wall (17) of the chamber (14) includes an elongate opening (18) parallel to the axis of the chamber, in which fingers (19) , uniformly distributed along the opening (18) are engaged. A drive (20) is provided for moving the fingers (19) in order to permit them to move the crimped yarn positively towards the exit opening (16) of the chamber (14).

REFERENCES:
patent: 2972795 (1961-02-01), Backer et al.
patent: 4977654 (1990-12-01), McCullough, Jr. et al.
patent: 4979274 (1990-12-01), McCullough, Jr. et al.
patent: 5074016 (1991-12-01), Meyer

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