Process of needling a fibrous web from both sides

Details Process of needling a fibrous web from both sides Process of needling a fibrous web from both sides

1987-06-26

1988-07-12

Mackey, Robert R.

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

28110, 28142, D04H 1800

Patent

active

047560622

ABSTRACT:
An endless fibrous web is to be needled from both sides by needling means for piercing the web in only one direction. For that purpose the web is needled in the form of a twisted endless web, which is known as a Mobius web and has been formed in that the two ends of a finite length of the web have been rotated through 180.degree. relative to each other about the longitudinal axis of the web and have then been joined.

REFERENCES:
patent: 3117359 (1964-01-01), O'Byrne
patent: 3129486 (1964-04-01), O'Byrne

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