PLANCHE A AIGUILLES DANS UNE AIGUILLETTEUSE ET PROCEDE POUR LA DETERMINATION DU DESSIN DE L'ARMEMENT AVEC DES AIGUILLES

摘要

The needle board (3), in a needle bonding apparatus, has the needles in a given pattern which is distorted according to the needling action of a nonwoven web taking into account the contraction, stretch, build-up etc., as the dimensions of the nonwoven change.