Apparatus for the production of a nonwoven fabric

Details Apparatus for the production of a nonwoven fabric Apparatus for the production of a nonwoven fabric

1977-06-06

1978-08-08

Rimrodt, Louis K.

Plastic article or earthenware shaping or treating: apparatus

Air felting type shaping means

Means forming running length product

28107, 28112, 156148, 264 25, 264126, 4251744, B29D 2700, D04H 1800

Patent

active

041053818

ABSTRACT:
A nonwoven fabric is produced by forming a batt comprising staple fibers oriented primarily in the fill direction, drafting the batt in the warp direction in a first warp-drafting zone, needling the drafted batt, drafting the needled batt in the warp direction in a second warp-drafting zone, and drafting the warp-drafted, needled batt in the fill direction in a fill-drafting zone. A fabric, apparatus for producing the fabric, and a method for fusing a nonwoven batt are provided.

REFERENCES:
patent: 2407548 (1946-09-01), Goldman
patent: 2927350 (1960-03-01), Nelson
patent: 3097413 (1963-07-01), Draper
patent: 3154462 (1964-10-01), Smith
patent: 3531347 (1970-09-01), Stultz
patent: 3849223 (1974-11-01), Kent
patent: 3879820 (1975-04-01), Grieves et al.
patent: 3906599 (1975-09-01), Smith
patent: 3920511 (1975-11-01), Grieves et al.
patent: 3941530 (1976-03-01), Platt
patent: 3994759 (1976-11-01), Stoller

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