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Tufting apparatus for forming loop and cut pile

  • US 4,320,711 A
  • Filed: 05/26/1981
  • Issued: 03/23/1982
  • Est. Priority Date: 05/26/1981
  • Status: Expired due to Fees
First Claim
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1. In a tufting machine, means for feeding a base material in one direction, first and second yarn-carrying needles for penetrating the base material and forming loops therein, means for feeding yarn to each of said needles, a hook disposed on the opposite side of the base material from said needles including a blade and a loop seizing free end facing in the direction opposite to the direction of material feed, means for mounting said hook for oscillatory movement toward and away from cooperation with said first needle so that said hook enters successive loops presented by said first needle, means for oscillating said knife into cooperation with the blade of said hook for severing loops thereon to form cut pile, a looper disposed on the opposite side of said base material from said needles including a loop seizing free end facing in the direction opposite to the direction of material feed, means for mounting said looper for oscillatory movement toward and away from cooperation with said second needle so that said looper enters successive loops presented by said second needle, a wiper, and means for oscillating said wiper into cooperation with the free end of said looper for pushing each loop seized by said looper off the free end thereof.

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