Patent ID: 8141506
Filing Date: 2012-03-27
Classification: D05B,D05C,Y10T

Abstract:
1. A tufting machine comprising: backing feed rolls; at least one servomotor for driving the backing feed rolls for moving a backing fabric longitudinally through the tufting machine in a feeding direction; a first row of needles substantially uniformly spaced transversely of the feeding direction; a second row of needles substantially uniformly spaced transversely of the feeding direction and longitudinally spaced from said first row of needles; a needle drive including a needle bar for reciprocating said first and second rows of needles toward and away from the backing fabric to penetrate the backing fabric; wherein the at least one servomotor for moving the backing fabric longitudinally through the tufting machine is controllable to feed different lengths of the backing fabric between selected cyclical penetrations of the backing fabric in accordance with a predetermined pattern; and wherein the first and second rows of needles are supported in spaced series along the needle bar.