Seal for socket pipe connection - has seal on either pipe with groove-projection mating together on connection

摘要

A seal for a socket pipe connection has a first external ring shaped seal (4) which is inserted in the inside of the socket prior to assembly. The seal has at least one circular groove (8) on its inner circumference. A second internal circular seal (6) is arranged on the end of the pipe to be inserted, which has at least one circular projection (9) at its circumference. When the connection is made, the two seals interlink at these points (4,8). ADVANTAGE - Avoids seal damage, improved sealing characteristic.