FUEL-MIXING PREVENTION FILLER NECK DEVICE

A fuel-mixing prevention filler neck device is provided. The fuel-mixing prevention filler neck device includes a fuel dispensing gun insertion unit that receives a fuel dispensing thereinto and a coupling unit that provides fluid communication with a bottom of the fuel dispensing gun insertion unit...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Do Young Jae, Kim Gun Woo, Lee Jeong Seok, Ryu Bu Yeol, Cho Cheol Hun, Song Ju Tae
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A fuel-mixing prevention filler neck device is provided. The fuel-mixing prevention filler neck device includes a fuel dispensing gun insertion unit that receives a fuel dispensing thereinto and a coupling unit that provides fluid communication with a bottom of the fuel dispensing gun insertion unit. The coupling unit is disposed on an exterior circumferential surface thereof with coupling protrusions for fastening with a plurality of slots formed in a filler pipe. Further, a first side of a lower portion of the coupling unit is open to form a coupling region. A misfueling prevention unit slidably moves to the coupling region to be coupled to the coupling unit. Additionally, the misfueling prevention unit is closed when a gasoline fuel dispensing gun is inserted and being opened when a diesel fuel dispensing gun is inserted.