Tufting machine yarn feed pattern control
First Claim
1. A yarn feed roller assembly for a tufting machine comprising a hollow housing having a mounting plate, a multiplicity of drive rollers rotatably mounted on said mounting plate, a multiplicity of variable speed motors mounted on said mounting plate, each motor having an output shaft connected to one of said rollers, and a multiplicity of yarn guide tubes mounted within said housing, there being two guide tubes associated with each roller, one for directing yarn from a source to the roller and the other for directing yarn from the roller to the tufting machine.
2 Assignments
0 Petitions
Accused Products
Abstract
A tufting machine has a yarn feed pattern assembly including a housing having a mounting plate for mounting a multiplicity of yarn feed rollers from the exterior of said mounting plate and a multiplicity of servo motors connected to said mounting plate on the interior of said housing. Each servo motor is connected to a respective feed roller. A multiplicity of tubes extend within said housing, half the tubes directing yarn from a source to respective rollers and half of the tubes directing yarn from the rollers to respective needles. The guide tubes direct yarn from the interior of said housing through said mounting plate where the yarn is trained about a respective roller and directed back into the yarn guide leading toward the needles of said tufting machine.
71 Citations
5 Claims
- 1. A yarn feed roller assembly for a tufting machine comprising a hollow housing having a mounting plate, a multiplicity of drive rollers rotatably mounted on said mounting plate, a multiplicity of variable speed motors mounted on said mounting plate, each motor having an output shaft connected to one of said rollers, and a multiplicity of yarn guide tubes mounted within said housing, there being two guide tubes associated with each roller, one for directing yarn from a source to the roller and the other for directing yarn from the roller to the tufting machine.
Specification