Toyoda Gosei Co., Ltd.

Shintaro Nonaka

Keiji Miyoshi

Masahiro Suda

A fuel supply device (FS) includes a filler neck () that includes a nozzle guiding path that guides a fuel supply nozzle (FN), and a fuel passage that is continuous to the nozzle guiding path on a downstream side of the fuel passage, through which fuel that has been discharged from the fuel supply nozzle (FN) passes; a fuel vapor port () located outside of the filler neck () that has a through hole (H) that communicates with the fuel passage (Pd); and a vapor introduction body () that guides the fuel vapor from the fuel vapor port to the fuel passage (Pd). The vapor introduction body () includes a within-through-hole support () that is inserted into and held in the through hole (H), and includes a vapor passage () along the through hole (H), and a changing member () that faces an opening of the vapor passage () on a side of the fuel passage (Pd), and is configured to change a direction of flow of the fuel vapor that passes through the vapor passage () to the side of the fuel passage (). The vicinity of the fuel vapor port in the filler neck is configured compactly.

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Nagoya, Japan

Shintaro Nonaka