Patent ID: 6913295

Claim:
A connector for connecting a fuel tank with a connecting opening, and a pipe member, comprising: a flange portion for covering the connecting opening of the fuel tank from an outside thereof, said flange portion including an inner flange member having an outer peripheral portion and formed of a first synthetic resin with a gas barrier property, and an outer flange member covering at least the outer peripheral portion and formed of a second synthetic resin containing at least a synthetic resin for an outer surface of the fuel tank so that the second synthetic resin can be fixed to the fuel tank by fusing, said first synthetic resin having a rigidity greater than that of the second synthetic resin, an outer connecting portion extending outwardly from the flange portion to be connected to the pipe member, said outer connecting portion being integrally formed with the outer flange member, an inner connecting portion to be inserted into the fuel tank through the connecting opening of the fuel tank, said inner connecting portion being formed of the first synthetic resin and integrally formed with the inner flange member, a device attached to the inner connecting portion to be disposed inside the fuel tank, and having a casing, a first engaging portion formed on the casing and an upper flange extending laterally outwardly from the casing so that when the device is attached to the inner connecting portion and assembled with the fuel tank, the upper flange is located under the inner flange member outside the fuel tank to cover a lower surface of the inner flange member, and a second engaging portion disposed on the inner connecting portion to engage the first engaging portion.