Patent ID: 8387418

Claim:
A yarn feeder for flat knitting machines located on a yarn feeder guide track and movable transversely thereon, comprising: a baseboard slidably coupled on the yarn feeder guide track; a first rocking arm and a second rocking arm including respectively a first pivot end and a second pivot end coupled with the baseboard and a first pressed end and a second pressed end to receive a horizontal force to swing respectively in a skew manner about the first pivot end and the second pivot end serving as fulcrums; and a yarn feeding unit including a yarn feeding arm located between the first rocking arm and the second rocking arm and a first linkage bar hinged on the yarn feeding arm and the first rocking arm to move simultaneously and a second linkage bar hinged on the yarn feeding arm and the second rocking arm to move simultaneously, the yarn feeding arm including a yarn feeding position in which the first pressed end or the second pressed end is not swung and at least one yarn feeding stopping position in which the first pressed end or the second pressed end is swung by receiving the horizontal force to drive the yarn feeding arm to skew simultaneously via the first linkage bar and the second linkage bar.