To provide a connector capable of reducing leakage of fuel evaporated gas.
This connector A arranged in an opening part Bc of a fuel tank B, in which at least a tank B' outside face part on the opening circumferential edge Bb side is made of synthetic resin, for connecting the fuel tank B and a tube C to be connected to the fuel tank B with each other is provided with a gas-barrier synthetic resin gas-barrier body part 10, which has a cylindrical part 11 and a flange part 12 arranged on the outer circumferential side of the cylindrical part 11 and provided with a larger face than the opening Ba, and a synthetic resin outer shell body part 20 integrally arranged in the gas-barrier body part 10 while covering the tip side of the flange part 12 facing the tank B' outside face at least. The connector A is arranged by welding the outer shell body part 20 arranged in the flange part 12 to the tank B' outside face part on the opening circumferential edge Bb side for closing the opening Ba.
KATO TAKESHI
KOBAYASHI YASUTOMO
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