US 12,325,942 B2
Four roll servo driven yarn feed module for precision yarn feed
Paul Beatty, Chattanooga, TN (US)
Assigned to Tuftco Corporation, Chattanooga, TN (US)
Filed by Tuftco Corporation, Chattanooga, TN (US)
Filed on Aug. 15, 2023, as Appl. No. 18/234,357.
Claims priority of provisional application 63/398,181, filed on Aug. 15, 2022.
Prior Publication US 2024/0052539 A1, Feb. 15, 2024
Int. Cl. D05C 15/18 (2006.01); D05C 15/32 (2006.01); D05C 15/10 (2006.01)
CPC D05C 15/18 (2013.01) [D05C 15/32 (2013.01); D05C 15/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A multiple needle tufting machine having a plurality of servo motor driven yarn feed modules for feeding yarns from a yarn supply to the needles wherein a servo motor drives a teethed sprocket that cooperates via teeth that intermesh with teethed sections of first and second yarn feed rolls mounted on parallel rotational axes for rotational movement, and the teethed section of the first yarn feed roll cooperates via teeth that intermesh to drive a teethed section of a third yarn feed roll, and the teethed section of the second yarn feed roll cooperates via teeth that intermesh to drive a teethed section of a fourth yarn feed roll.