Process and apparatus for crimping filament yarn

Details Process and apparatus for crimping filament yarn Process and apparatus for crimping filament yarn

1977-09-20

1980-02-19

Rimrodt, Louis

Textiles: manufacturing

Thread finishing

Surface modification of running length

28263, 23271, D02G 112, D02G 116, D02G 120

Patent

active

041886917

ABSTRACT:
Process and apparatus for crimping a filament yarn, the process employed comprising forcing a hot fluid entrained filament yarn into a stuffing chamber in one direction, forcing a cold fluid from an opposite direction into a staying control chamber located down stream of said stuffing chamber, exhausting said hot fluid from the stuffing chamber and exhausting said cold fluid from the staying control chamber respectively.
The apparatus comprises a hot fluid jet nozzle having a hot fluid supply conduit connected thereto, a stuffing chamber having a hot fluid exit, a staying control chamber having a cold fluid exit, and a cold fluid supply device in said order.

REFERENCES:
patent: 3593395 (1971-07-01), Stanley
patent: 3849844 (1974-11-01), Bauch
patent: 3886636 (1975-06-01), Borenstein et al.
patent: 3977057 (1976-08-01), Fernandez
patent: 4040153 (1977-08-01), Hatcher et al.

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