| 摘要 |
PROBLEM TO BE SOLVED: To lower quantity of discharge of the evaporated fuel inside a fuel tank into the atmosphere and to enable the module production of automobiles. SOLUTION: An ORVR differential pressure valve for opening and closing a passage connecting a fuel tank 40 to a canister, a cut-off valve, and a pump housing 17 for housing a fuel pump are directly integrally assembled in a cover 1 of the fuel tank 40 without using a seal member. With this structure, quantity of the evaporated fuel to be discharged into the atmosphere through a rubber grommet can be lowered, and module production of the fuel tank is enabled.
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