Apparatus for making nonwoven fabrics having raised portions

Details Apparatus for making nonwoven fabrics having raised portions Apparatus for making nonwoven fabrics having raised portions

1997-02-10

1998-10-20

Crowder, C. D.

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

28106, D04H 146

Patent

active

058228330

ABSTRACT:
A topographical support member and a method of forming a topographical support member for use in producing nonwoven fabrics with raised portions, especially intaglio and slub type portions. The topographical support member comprises a body having a top surface including a first micro-sized topographical pattern and a pattern of apertures extending through the body. At least one macro-sized region recessed below the top surface is provided. The micro-sized pattern produces a background portion of the fabric and the macro-sized recessed regions produce the raised portions of the fabric. Multiple levels may be provided in the macro-sized region to produce multiple level raised portions.

REFERENCES:
patent: 5098754 (1992-03-01), Drelich et al.
patent: 5115544 (1992-05-01), Widen
patent: 5274893 (1994-01-01), Kitamura et al.
patent: 5414914 (1995-05-01), Suzuki et al.

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