CPC F16L 21/03 (2013.01) [B29C 45/14065 (2013.01); B29L 2031/26 (2013.01); F16J 15/104 (2013.01)] | 13 Claims |
1. A pipe seal suitable for use in a Rieber joint, the seal comprising:
an annular sealing member including exterior surfaces; and
an annular reinforcing member completely embedded in the sealing member, the reinforcing member made of a rigid plastic band;
wherein the reinforcing member includes, for increasing an area of contact between the sealing member and the reinforcing member, protrusions arranged on two opposing side walls of the reinforcing member and/or recesses arranged on the two opposing side walls of the reinforcing member;
wherein the protrusions and/or the recesses are spaced disposed at a distance from the exterior surfaces of the sealing member.
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