Multiple width fiber strip and method and apparatus for its prod

Details Multiple width fiber strip and method and apparatus for its prod Multiple width fiber strip and method and apparatus for its prod

1997-01-02

1999-01-19

Calvert, John J.

Textiles: manufacturing

Thread finishing

Surface modification of running length

28268, D02G 112

Patent

active

058602011

ABSTRACT:
An apparatus for the production of a multiple width fiber strip consisting of crimped interlaced filaments and having several zones extending in longitudinal direction of the fiber strip as well as at least one predetermined tear line (4) extending in longitudinal direction of the fiber strip, wherein the tear strength (daN) of the fiber strip, referred to the total denier (dtex) is at least about 1.7.times.10.sup.-4 daN/dtex, has a pair of transport rolls (8,9) for jointly transporting the supplied bands (1,2) and a crimping chamber (10.1, 10.1, 11, 12, 13, 14) which is arranged downstream of the pair of transport rolls (8, 9).

REFERENCES:
patent: 3145429 (1964-08-01), Resor
patent: 3429018 (1969-02-01), Rosenstein et al.
patent: 3578551 (1971-05-01), Gray et al.
patent: 3763520 (1973-10-01), Izawa et al.
patent: 4301579 (1981-11-01), Van Den Hoven
patent: 5282294 (1994-02-01), Spaller, Jr. et al.

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