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    • 3. 发明公开
    • FUELING PORTION STRUCTURE OF FUEL TANK
    • 燃油箱的燃料部分结构
    • EP3269577A1
    • 2018-01-17
    • EP17186889.6
    • 2011-11-08
    • TOYOTA JIDOSHA KABUSHIKI KAISHA
    • YAMAMOTO, SatoshiKATAOKA, ChiakiAKAGI, Masaki
    • B60K15/04F02M37/00
    • B60K15/04B60K2015/0461
    • To provide a fueling portion structure of a fuel tank that can reliably close a fueling port, and at which pulling-out of a fueling gun from the fueling port is made easy.
      A center of a rotation shaft (22) and a contact position when valve is closed (RP-1), that a spring (36) for the flapper valve contacts when a flapper valve (20) is at a closed-valve position (TP), are connected, and a reference segment when the valve is closed (RS-1) is assumed. The center of the rotation shaft (22) and a contact position when the valve is open (RP-2), at a time when the flapper valve (20) is at open-valve position HP, are connected, and a reference segment when the valve is open (RS-2) is assumed. A spring shaft 42 (mounting portion 36B) is provided further toward the contact position when valve is closed (RP-1) side than a bisector (BS) of an angle formed by the reference segment when valve is closed (RS-1) and the reference segment when valve is open (RS-2).
    • 提供一种能够可靠地关闭加油口并且容易地从加油口拔出加油枪的燃料箱的加油部结构。 当阀门关闭(RP-1)时,旋转轴(22)的中心和接触位置,当瓣阀(20)处于关闭阀位置(TP)时,用于瓣阀的弹簧(36)接触 )连接,假定阀关闭时(RS-1)的参考段。 当瓣阀(20)处于打开阀位置HP时,旋转轴(22)的中心和阀打开时的接触位置(RP-2)被连接,并且当 阀门打开(RS-2)。 弹簧轴42(安装部分36B)设置在当阀关闭时(RP-1)侧比由阀关闭时(RS-1)时由参考段形成的角度的二等分线(BS)更靠近接触位置并且 阀打开时的参考段(RS-2)。
    • 7. 发明公开
    • LEAK DIAGNOSIS DEVICE FOR EVAPORATED FUEL PROCESSING SYSTEM
    • LECKDIAGNOSEVORRICHTUNGFÜR系统ZUR VERARBEITUNG VON VERDAMPFTEN KRAFTSTOFFEN
    • EP2902610A1
    • 2015-08-05
    • EP13841186.3
    • 2013-09-25
    • TOYOTA JIDOSHA KABUSHIKI KAISHA
    • YAMAMOTO, SatoshiAKAGI, MasakiASO, Shuichi
    • F02M25/08F02D45/00
    • F02M65/006F02D41/0045F02D41/1459F02D2041/228F02M25/0809F02M37/0082G01M3/02
    • It is a task of the invention to provide a leak diagnosis device for an evaporated fuel processing system, which is able to carry out a leak diagnosis irrespective of a temperature inside a fuel tank. A leak diagnosis device that is used in an evaporated fuel processing system including a canister (41) and a purge line (43). The canister (41) is provided inside a fuel tank (31), and adsorbs evaporated fuel that is produced inside the fuel tank (31). The purge line (43) introduces purge gas, including evaporated fuel, from the canister (41) into an intake pipe (23) of an engine (2). An alarm lamp (51) indicating an abnormality is lit on the condition that the width of decrease in the concentration of HC in the purge line (43) in a predetermined period is smaller than a predetermined threshold.
    • 本发明的任务是提供一种用于蒸发燃料处理系统的泄漏诊断装置,其能够执行泄漏诊断,而与燃料箱内的温度无关。 一种用于包括罐(41)和净化管线(43)的蒸发燃料处理系统中的泄漏诊断装置。 罐(41)设置在燃料箱(31)的内部,吸附在燃料箱(31)内产生的蒸发燃料。 吹扫管线(43)将包括蒸发燃料的净化气体从罐(41)引入发动机(2)的进气管道(23)。 在预定时间段内净化线(43)中的HC浓度的下降幅度小于预定阈值的情况下,指示异常的报警灯(51)点亮。