A valve device includes: a housing having a valve chamber and a ventilation chamber divided by a dividing wall, the dividing wall having an opening, and the housing having a discharge opening formed at a peripheral surface on the ventilation chamber side; a float valve coming into and out of contact with the opening; and a fuel vapor pipe connected with the discharge opening outside the housing. The ventilation chamber is provided with a tubular wall which communicates with the discharge opening and which extends from the discharge opening toward the inside of the ventilation chamber. The tubular wall has a surface on the dividing wall side which is provided with a ventilation hole communicating with the ventilation chamber. An end portion on the extending direction side of the tubular wall is closed.
FUEL TANK VALVE DEVICE
13.05.2021
Patent
Elektronische Ressource
Englisch
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF |