Hollow filament cross-sections containing four continuous voids

Details Hollow filament cross-sections containing four continuous voids Hollow filament cross-sections containing four continuous voids

1992-07-20

1993-07-27

Ryan, Patrick J.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428376, 428397, D02G 300

Patent

active

052309576

ABSTRACT:
Continuous synthetic filaments having a four sided cross-sectional contour and four substantially equispaced continuous voids are disclosed. The voids have a substantially round or nonround shape, and each void is substantially centered on a side of the filament's contour.

REFERENCES:
patent: 3745061 (1973-07-01), Champaneria
patent: 4020229 (1977-04-01), Cox
patent: 4836763 (1989-06-01), Broaddus
patent: 4861661 (1989-08-01), Samuelson

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