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Title:
APPARATUS FOR NEEDLE PUNCHING NONWOVEN WEB
Document Type and Number:
Japanese Patent JPH04228670
Kind Code:
A
Abstract:

PURPOSE: To obtain a needle-punched nonwoven web having surface sufficiently free from texture by a simple means.

CONSTITUTION: In this apparatus for needle punching a nonwoven web comprising at least one needle board having a great number of needles, a backing member faced to the needle board and a stripping piece which is arranged between the backing member and the needle board and optionally has a perforate plate for needle penetration like the backing member and having common through holes in a perforated plate of the stripping piece and in the perforated plate of the backing member, in each group, corresponding to needle collected in groups, the needles 2 held by different needle board holes are mutually shifted in the crosswise direction and arranged at least in one longitudinal row in the direction of travel 6 of the nonwoven web.


Inventors:
Fehrer, Ernst
Application Number:
JP1991000202633
Publication Date:
August 18, 1992
Filing Date:
May 14, 1991
Export Citation:
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Assignee:
FEHRER ERNST
International Classes:
D04H18/00; (IPC1-7): D04H18/00
Domestic Patent References:
JPS4948578A1974-05-10
JPS5319263U1978-02-18