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Reinforced pipe coupling

  • US 5,354,108 A
  • Filed: 03/05/1993
  • Issued: 10/11/1994
  • Est. Priority Date: 03/05/1993
  • Status: Expired due to Term
First Claim
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1. A pipe coupling for joining adjoining ends of pipes, comprising:

  • a pair of oppositely disposed arcuate collar halves, each of said collar halves having an integral body defining inner and outer sides and a length, the inner sides having a pair of parallel ridges disposed on axial ends of said halves, the ridges being adapted for reception in a respective groove on each of the adjoining pipe ends;

    a pair of connecting tabs, each of said tabs defining an extension extending radially adjacent respective circumferential ends of said collar half; and

    ,a pair of parallel wings extending radially outwardly from and substantially traversing a circumferential length of said collar half along axial boundaries of the body, and wherein the wings vary in radial height along the circumferential length;

    wherein each said wing is relatively smaller in height near the circumferential ends, adjacent said tabs, and relatively larger in height at a point in a center of said collar half.

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