×

Yarn feed system for tufting machines

  • US 6,807,917 B1
  • Filed: 07/03/2002
  • Issued: 10/26/2004
  • Est. Priority Date: 07/03/2002
  • Status: Active Grant
First Claim
Patent Images

1. A tufting machine for forming tufts of yarns in a backing material passing therethrough, comprising:

  • at least one needle bar having a series of spaced needles positioned therealong;

    a yarn feed unit formed as a self-contained yarn feed module releasably mountable on the tufting machine;

    comprising;

    a cabinet having a frame, an upper end, lower end and a front side;

    a plurality of yarn feed devices mountable within said cabinet and each including a drive motor and a drive roll for feeding a supply of yarn to one of said needles along said needle bar; and

    a plurality of yarn feed controllers electrically connected to said drive motors of said yarn feed devices for controlling the feeding of the yarns to said needles;

    wherein said yarn feed unit is manufactured having a predetermined number of yarn feed devices mounted within said cabinet; and

    a control system in communication with said yarn feed controllers of said yarn feed unit for providing control signals based on programmed pattern information to said yarn feed controllers.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×