| 摘要 |
PROBLEM TO BE SOLVED: To provide a simply-structured connector capable of effectively reducing leakage of fuel evaporated gas and ensuring connection with a fuel tank. SOLUTION: This connector A arranged in an opening part of the fuel tank B for connecting the fuel tank B and the tube C to be connected to the fuel tank B with each other is provide with a gas-barrier synthetic resin connector main body A, which is integrally provided with a cylindrical part A'a and a flange-shaped part A'b arranged on the outer circumference side of the cylindrical part A'a and larger than the opening Ba, and a welding material 40 arranged on the side facing the tank B' outside face at least in the flange-shaped part A'b of the connector main body A', and in the welding material 40, the side facing the tank B' outside face is formed of polyethylene or high-density polyethylene. The welding material 40 is welded in the tank B' outside face part on the opening circumferential edge side for closing the opening part Ba.
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