1
Roy T Card: Dual shiftable needle bars for tufting machine. Tuftco Corporation, Harrington A Lackey, January 4, 1983: US04366761 (62 worldwide citation)

A tufting machine having a pair of transversely shiftable needle bars and pattern-controlled discrete actuator means for independently shifting each of said needle bars in accordance with predetermined patterns.


2
Steven L Frost: Auxiliary yarn feed module for tufting machine with pattern control yarn feed mechanism. Tuftco Corporation, Douglas T Johnson, August 13, 1996: US05544605 (42 worldwide citation)

An auxiliary yarn feed mechanism for a tufting machine having a plurality of needles for tufting yarns through a moving base fabric. A tufting machine with a pattern control yarn feed mechanism is provided with an auxiliary yarn feed to permit the tufting machine to be threaded with yarn and operate ...


3
Charles W Watkins: Method and apparatus for tufting accent yarns in patterned pile fabric. Tuftco Corporation, Harrington A Lackey, March 10, 1992: US05094178 (41 worldwide citation)

A method and apparatus for forming high accent pile loops at spaced intervals in a tufted pile fabric. The apparatus for carrying out this method includes separate yarn feed rolls for being selectively driven at a high speed, a low speed, and a minimal speed, by a pattern control mechanism for selec ...


4
Steven Frost, Richard Prichard: Double end servo scroll pattern attachment for tufting machine. Tuftco Corporation, Douglas T Johnson, April 22, 2003: US06550407 (40 worldwide citation)

The present invention provides a double end yarn drive pattern attachment for tufting machines characterized by independent servo-motor control of yarn feed rolls capable of increased torque to carry multiple yarn ends on a single feed roll, thereby economically retaining many advantages of a single ...


5
Charles W Watkins: Yarn feed split roll apparatus for tufting machine. Tuftco Corporation, Harrington A Lackey, September 12, 1989: US04864946 (36 worldwide citation)

A yarn feed mechanism for a multiple needle tufting machine in which a plurality of yarn feed stub rolls are mounted on transversely spaced supports on the machine in such a manner that the stub rolls project in opposite directions from opposite sides of each support and have free ends which are spa ...


6
Michael R Morgante, Mike Bishop, Randall E Stanfield, Eric J Vaughen, Richard Prichard: Independent single end servo scroll pattern attachment for tufting machine and computerized design system. Tuftco Corporation, Douglas T Johnson, August 27, 2002: US06439141 (35 worldwide citation)

The present invention provides a single end scroll-type yarn feed attachment for tufting machines characterized by independent servo-motor control of yarn feed rolls while eliminating tube banks typical of tufting machine feed attachments to produce new tufted carpet designs.


7
Charles W Watkins: Needle plate for double needle bar loop pile tufting apparatus. Tuftco Corporation, Harrington A Lackey, June 27, 1989: US04841886 (33 worldwide citation)

A needle plate member for a multiple needle loop pile tufting machine including double needle bars supporting transverse rows of front and rear needles in which at least one row of needles has a narrow gauge. Finger members or needle plate fingers project rearward from the needle plate and extend re ...


8
Michael R Morgante, Greogory J Guzewich, Henry J Kowal, Christopher La Mendola, Randall E Stanfield: Control system for hydraulic needle bar positioning apparatus for a tufting machine. Tuftco Corporation, Harrington A Lackey, May 16, 1989: US04829917 (33 worldwide citation)

An electronic computer control for a hydraulic actuator for shifting a needle bar to different transverse positions in a tufting machine. The computer control directs the hydraulic actuator to be driven in response to the predetermined stitch pattern information in the computer control circuit, whic ...


9
Michael R Morgante, Mike Bishop, Randall E Stanfield, Eric J Vaughen: Independent servo motor controlled scroll-type pattern attachment for tufting machine and computerized design system. Tuftco Corporation, Douglas T Johnson, February 11, 2003: US06516734 (33 worldwide citation)

The present invention provides a scroll-type yarn feed attachment for tufting machines characterized by independent servo-motor control of yarn feed rolls.


10
Michael R Morgante, Mike Bishop, Randall E Stanfield, Eric J Vaughen, Richard Prichard: Independent single end servo motor driven scroll-type pattern attachment for tufting machine. Tuftco Corporation, Douglas T Johnson, September 4, 2001: US06283053 (30 worldwide citation)

The present invention provides a single end scroll-type yarn feed attachment for tufting machines characterized by independent servo-motor control of yarn feed rolls while eliminating tube banks typical of tufting machine feed attachments and produces new tufted carpet designs.