Method of reinforcing non-woven fabric web by needling

Details Method of reinforcing non-woven fabric web by needling Method of reinforcing non-woven fabric web by needling

2006-10-10

2006-10-10

Vanatta, A. (Department: 3765)

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

C028S114000, C028S115000

Reexamination Certificate

active

07117571

ABSTRACT:
A system and method for reinforcing a textile web of a fiber web or a fiber fleece by needling in a plurality of directly successive steps are provided, in which the web is needed from both sides with a high needle density in an alternating manner and in the state of the needles stitched into the web is transported through a movement of the needles which extends in the longitudinal direction of the web, where each needle in a stitching-in movement grasps merely a single fiber, having a gauge of 1 to 2 dtex, from the web. By the aid of the invention very thin fleeces can be produced without damaging same during their processing.

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