Four layer seam multi-axial fabric

D - Textiles – Paper – 21 – F

Patent

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Details

D21F 1/00 (2006.01) D21F 7/10 (2006.01)

Patent

CA 2607655

A fabric and a method of forming a fabric formed by the steps of providing an endless fabric having at least two layers (12, 14) of MD yarns, raveling CD yarns (16) in an area of said endless fabric to be cut, cutting at least one layer of MD yarns (14) at a first predetermined location (26), and cutting at least one layer of MD yarns at a second predetermined location (28). The method also includes steps of folding the endless fabric in half in the MD direction, placing the first and second predetermined locations proximally to one another, forming loops (30) at least one uncut layer of MD yarns when said fabric is folded, and seaming the loops to form an endless fabric.

L~invention concerne un tissu et un procédé de formation d~un tissu formé par les phases de fourniture d~un tissu sans fin possédant au moins deux couches (12, 14) de fils MD, d~entremêlement de fils CD (16) dans une zone dudit tissu sans fin à découper, de découpe d~au moins une couche de fils MD (14) à un premier emplacement prédéterminé (26), et de découpe d~au moins une couche de fils MD à un second emplacement prédéterminé (28). Le procédé comprend également les phases de pliage du tissu sans fin dans la moitié de la direction MD, de placement du premier emplacement prédéterminé et du second emplacement prédéterminé près l~une de l~autre, de formation de boucles (30) d~au moins une couche non découpée de fils MD en cas de pliure dudit tissu, et de coudre les boucles pour former un tissu sans fin.

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