Apparatus for needling a fibrous web

Details Apparatus for needling a fibrous web Apparatus for needling a fibrous web

1996-10-11

1997-12-23

Crowder, C. D.

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

28107, D04H 1800

Patent

active

056995962

ABSTRACT:
An apparatus for needling a fibrous web passing through the apparatus in one direction, which comprises a needle board driven back and forth in a needling direction, needles carried by the needle board and extending in the needling direction, and a stationary support opposite the needle board in the needling direction. The stationary support comprises in the range of the needles two support sections inclined in opposite directions in the one direction and a transitional support section between the two support sections and smoothly merging into the two oppositely inclined support sections.

REFERENCES:
patent: 4047269 (1977-09-01), Lochner
patent: 5016331 (1991-05-01), Dilo
patent: 5528805 (1996-06-01), Leuchtenmuller et al.
patent: 5567678 (1996-10-01), Fehrer

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