A fuel tank has a primary sump and secondary sump. A first vent valve and a second vent valve are disposed within the fuel tank. The first vent valve is closed when a level of fuel in the primary sump is equal to or higher than a first predetermined filling level, and the second vent valve is closed when a level of fuel in the secondary sump is equal to or higher than a second predetermined filling level in a refueling procedure.
申请公布号
US8226123(B2)
申请公布日期
2012.07.24
申请号
US20080237829
申请日期
2008.09.25
申请人
CHINO MINORU;TANIMURA NAOAKI;KAMEI MASASHI;HANAI JUNICHI;NISSAN MOTOR CO., LTD.