Improved spiral fabrics

Details Improved spiral fabrics Improved spiral fabrics

D - Textiles, Paper

21

F

D21F 1/10 (2006.01) D21F 7/08 (2006.01)

Patent

CA 2590640

A spiral-link fabric (10) for use in a papermaking machine or the like. The spiral-link fabric may include a plurality of spiral coils (12, 14) arranged in a predetermined manner such that adjacent ones of side-by-side spiral coils are interdigitated with each other so asto form a channel (26) and interconnected by a pintle (24) extending through the channel (26). At least some of the plurality of spiral coils have a coil width of approximately 12 nun or larger. The ratio of coil thickness to coil width may be approximately 0.5 or less.

L'invention concerne une toile à liens en spirale (10) pour machine à fabriquer le papier ou autre. La toile peut comprendre plusieurs enroulements en spirale (12, 14) à disposition préétablie de sorte que ceux des enroulements placés côte à côte qui sont adjacents aient une configuration mutellement interdigitée formant un canal (26) et soient reliés par un téton (24) qui s'étend dans le canal (26). Au moins une partie des enroulements ont une largeur d'enroulement d'environ 12 mm ou plus. Le rapport épaisseur d'enroulement/enroulement peut être inférieur ou égal à environ 0,5.

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