Patent ID: 7690224

Claim:
A yarn changing set for color altering heads, comprising: a flat yarn splint plate; a flat yarn cutting plate which is located at one side of the yarn splint plate and has a plurality of confining slots on an upper end at one edge, a yarn cutting portion at a lower end, and a plurality of apertures, the yarn splint plate and apertures of the yarn cutting plate being respectively coupled with pins; a movable cutter plate which is located between the yarn splint plate and the yarn cutting plate and has a neck in the center, a first leaning portion at one edge jutting outwards, two ends formed respectively a hook and a first notch; the first leaning portion and the first notch being located at two lateral edges of the movable cutter plate; the movable cutter plate further having a plurality of pins on one side adjacent to the first notch; and a yarn changing plate which is located outside the yarn cutting plate and has a V-shaped tortuous portion in the center, and one lateral edge adjacent to two sides of the tortuous portion to form a jutting inverse hook and a second leaning portion, a poking rod and a yarn threading hole at a lower end and a third leaning portion and a second notch at an upper end.