PIPE INCORPORATING SOCKET AND PIPE JOINT

摘要

PURPOSE:To prevent occurrence of a lash of abrupt leakage by providing check mechanism without hindering the function of a pipe joint part using an adhesive. CONSTITUTION:A heat wire 4 is disposed in a circumferential groove 3 formed in the inner surface of a pipe socket 2, and one end part of the heat wire is led outside of the socket 2 by way of a hole or groove 31 which communicates the above-mentioned circumferential groove with the outside of the socket.