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Presser foot for hollow needle tufting apparatus

  • US 5,158,027 A
  • Filed: 12/19/1991
  • Issued: 10/27/1992
  • Est. Priority Date: 12/19/1991
  • Status: Expired due to Fees
First Claim
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1. Tufting apparatus for producing tufted fabric goods from a backing material web and a length of yarn, said web having first and second surfaces, said apparatus comprising a longitudinally elongated needle having a pointed tip defined by an angled surface, a hollow passageway extending through said needle, means for supplying yarn through said passageway and outwardly from said angled surface, means for reciprocating said needle along an axis for penetrating said backing and for withdrawal therefrom, knife blade means disposed adjacent said first surface of said backing for cooperating with said angled surface to cut yarn extending from said needle to form a yarn limb in the backing separated from said needle while said needle penetrates said backing, a pressure foot disposed adjacent said second surface of said backing having a clearance through which said needle may reciprocate, conduit means communicating with said clearance and directed toward said backing and toward the axis of reciprocation of said needle, and means for feeding pressurized air to said conduit for blowing said limb into said backing toward said first surface.

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