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Tufting process and apparatus for manufacturing weatherstripping

  • US 4,849,270 A
  • Filed: 06/19/1987
  • Issued: 07/18/1989
  • Est. Priority Date: 08/14/1984
  • Status: Expired due to Fees
First Claim
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1. Tufted weatherstripping comprising:

  • a strip of primary backing; and

    at least first and second rows of tufts inserted through said primary backing along the length of said strip, said first and second rows of tufts having a different number of tufts per unit length of said strip and said first row of tufts having at least partially been converted into a film and forming a barreer fin

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