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Needle bar for a tufting machine

  • US 4,170,949 A
  • Filed: 03/07/1978
  • Issued: 10/16/1979
  • Est. Priority Date: 03/16/1977
  • Status: Expired due to Term
First Claim
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1. A needle bar for a tufting machine, comprising a main bar having a row of holes uniformly spaced at a coarse pitch, a multiplicity of contiguous segments fitted into a longitudinal location groove in one face of the main bar, each segment having a peg accommodated in one of said holes in the main bar and retained therein by a locking screw and a row of finer holes, disposed parallel to the holes in the main bar and uniformly spaced at a finer pitch than the holes in the main bar, and needles mounted in groups in the holes in the segments to extend away from the main bar and retained in said holes by locking screws, the number of needles in each group being equal.

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