Apparatus for needling a nonwoven web

Details Apparatus for needling a nonwoven web Apparatus for needling a nonwoven web

1990-07-16

1991-10-22

Schroeder, Werner H.

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

D04H 1800

Patent

active

050582496

ABSTRACT:
It is desired to provide an apparatus for needling a nonwoven web with a brushlike pierceable support and to provide surface patterns independently of a control of the depth of penetration of the needles. To that end the bristles of the covering of bristles of the pierceable support vary in accordance with a predetermined pattern as regards the bristle spacing and/or the extent to which the bristles protrude toward the nonwoven web.

REFERENCES:
patent: 3646781 (1982-03-01), Scholtis et al.

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