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Tufting machine with adjustable yarn guide tube bank

  • US 4,393,793 A
  • Filed: 02/01/1982
  • Issued: 07/19/1983
  • Est. Priority Date: 02/01/1982
  • Status: Expired due to Fees
First Claim
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1. In a tufting machine having means for supporting a base fabric for longitudinal movement in a feeding direction from front to rear through said machine, a plurality of transversely spaced reciprocal needles for introducing yarns through the base fabric to form loops, a yarn jerker bar reciprocably moving with the needles, yarn guide means comprising:

  • (a) a yarn tube bank including a plurality of yarn guide tubes having upper and lower open ends,(b) mounting means supporting said yarn tube bank on the machine above the base fabric,(c) said yarn tube bank comprising a yarn jerker member spanning the lower ends of said yarn guide tubes,(d) each of said yarn guide tubes receiving a yarn from a yarn supply through its upper end and guiding said yarn through said corresponding yarn guide tube, and across said yarn jerker member and the yarn jerker bar to a corresponding needle, and(e) adjustment means for vertically adjusting the position of said yarn jerker member on said machine relative to said needles.

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