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    • 2. 发明授权
    • Fuel transfer apparatus
    • 燃油转运装置
    • US4834132A
    • 1989-05-30
    • US100101
    • 1987-09-23
    • Michiaki SasakiJunya OhnoKatsunori OzakiKiyokazu YamamotoToshiyuki Matsuki
    • Michiaki SasakiJunya OhnoKatsunori OzakiKiyokazu YamamotoToshiyuki Matsuki
    • B60K15/01B60K15/077F02M37/02F02M37/12
    • B60K15/077B60K15/01F02M37/025F02M37/12B60K2015/03236B60K2015/03467Y10T137/2849Y10T137/2877Y10T137/3185Y10T137/86187
    • A fuel supply system including a fuel tank, a feed conduit through which fuel is pumped from the fuel tank, and a return conduit through which excess fuel is returned to the fuel tank. The fuel tank has first and second sumps. The system comprises an ejector pump having a pressure chamber opening through a throat into the first sump. The pressure chamber is connected through a communication conduit to the second sump. The ejector pump includes a fuel nozzle having an inlet port connected to the return conduit and a discharge end opening into the pressure chamber for discharging a jet of fuel into the pressure chamber to create a negative pressure in the pressure chamber so as to suck fuel through the communication conduit from the second sump. In one aspect of the invention, a relief valve is provided which is responsive to a back pressure produced in the fuel nozzle for relieving the back pressure to the first sump when the back pressure exceeds a predetermined value. In another aspect of the invention, the fuel nozzle is designed to diffuse the fuel discharged therefrom over the cross-sectional area of the throat. In still another aspect of the invention, the throat has a length and an inner diameter to provide a length-to-diameter ratio ranging from 2 to 8.
    • 一种燃料供给系统,包括燃料箱,从燃料箱泵送燃料的进料管道和多余的燃料通过该返回管道返回到燃料箱。 燃料箱具有第一和第二储罐。 该系统包括喷射器泵,其具有通过喉部开口进入第一贮槽的压力室。 压力室通过连通导管连接到第二贮槽。 喷射泵包括燃料喷嘴,其具有连接到返回管道的入口端口和通向压力室的排出端,用于将燃料喷射物喷射到压力室中,以在压力室中产生负压,以便吸入燃料通过 来自第二贮槽的通信管道。 在本发明的一个方面,提供一种安全阀,其响应于在燃料喷嘴中产生的背压,当背压超过预定值时,将背压释放到第一油底壳。 在本发明的另一方面,燃料喷嘴被设计成将从其排出的燃料扩散到喉部的横截面上。 在本发明的另一方面,喉部具有长度和内径以提供2至8的长径比。
    • 3. 发明授权
    • System for controlling fuel vapor flow discharged from a fuel tank to a
canister
    • 用于控制从燃料箱排放到罐的燃料蒸气流的系统
    • US5584278A
    • 1996-12-17
    • US573032
    • 1995-12-15
    • Kazuo SatohJunya OhnoJunichi Hanai
    • Kazuo SatohJunya OhnoJunichi Hanai
    • B60K15/035F02M33/02
    • B60K15/03519B60K2015/03576Y10T137/86324
    • A fuel control system includes a valve assembly disposed between a fuel tank with a filler tube and a fuel vapor storage canister. The valve assembly includes a housing having a vapor inlet port for establishing communication with the fuel tank at a level above the full level of fuel contained in the fuel tank, and a vent inlet port for establishing communication with the fuel tank until the full level is reached by fuel contained in the fuel tank. An outlet port is provided for establishing communication with the canister. A conduit is provided for transmiting signal pressure for establishing communication with the filler tube at a level above the fuel level of fuel in the filler tube. First and second check valves are mounted within the housing and respectively include valve seats, valve elements, springs and diaphragms. The diaphragms cooperate with the housing to define a signal pressure chamber communicating with the conduit. The first diaphragm acts on the first valve element against the action of the first spring in response to a difference between the pressure within the signal pressure chamber and the reference pressure. The second diaphragm acts on the second valve element in a direction assisting the action of the second spring in response to a difference between the pressure within the signal pressure chamber and the pressure at the outlet port.
    • 燃料控制系统包括设置在具有加注管的燃料箱和燃料蒸气储存罐之间的阀组件。 阀组件包括具有蒸气入口端口的壳体,该蒸汽入口用于与燃料箱建立连通,其高度高于容纳在燃料箱中的全部燃料水平,以及用于建立与燃料箱的连通的通风口入口, 通过燃料箱中所含的燃料达到。 提供出口端口用于建立与罐的通信。 提供导管,用于传输信号压力,以在加注管中的燃料燃料水平以上的水平建立与加注管的连通。 第一和第二止回阀安装在壳体内,分别包括阀座,阀元件,弹簧和隔膜。 隔膜与壳体配合以限定与导管连通的信号压力室。 响应于信号压力室内的压力与参考压力的差异,第一隔膜克服第一弹簧的作用而作用在第一阀元件上。 响应于信号压力室内的压力和出口压力之间的差异,第二隔膜在辅助第二弹簧作用的方向上作用在第二阀元件上。
    • 4. 发明授权
    • Fuel tank vent system
    • 燃油箱通风系统
    • US4714171A
    • 1987-12-22
    • US948041
    • 1986-12-31
    • Michiaki SasakiJunya Ohno
    • Michiaki SasakiJunya Ohno
    • B60K15/035F16K45/00B65B31/00
    • B60K15/03504B60K2015/03557
    • Herein disclosed is a fuel tank vent system which comprises a fuel tank of moulded plastics which is formed with a depressed portion protruding into a vapor chamber defined at an upper portion of the interior of the fuel tank, and a structure of moulded plastics which is incorporated with the depressed portion to define an enclosed chamber at the position above the maximum level of fuel in the fuel tank. A first piping or opening is provided for achieving a fluid communication between an upper portion of the enclosed chamber and an upper portion of the vapor chamber, and a second piping or tube is provided for achieving a fluid communication between a lower portion of the enclosed chamber and a lower portion of the vapor chamber.
    • 这里公开了一种燃料箱排气系统,其包括模制塑料的燃料箱,其形成有突出到在燃料箱内部的上部限定的蒸气室中的凹陷部分,并且结合有模制塑料的结构 其中凹陷部分在燃料箱中在燃料的最大水平以上的位置处限定封闭的腔室。 提供第一管道或开口以实现封闭室的上部和蒸气室的上部之间的流体连通,并且设置第二管道或管,用于实现封闭室的下部之间的流体连通 和蒸气室的下部。
    • 6. 发明授权
    • Float valve device
    • 浮阀装置
    • US5873382A
    • 1999-02-23
    • US789986
    • 1997-01-28
    • Toshio HattoriJunya Ohno
    • Toshio HattoriJunya Ohno
    • F16K31/22F16K24/04
    • F16K24/044Y10T137/0874Y10T137/3099
    • A float valve device for a fuel tank of an automotive vehicle. The float valve device comprises a valve body installed to an upper wall of the fuel tank. The valve body is formed thereinside with a communication passage for establishing communication between inside and outside of the fuel tank. A valve mouth member is fixedly disposed inside the communication passage and includes a lower end section having a peripheral portion defining thereinside a valve opening which forms part of the communication passage. A float is disposed inside the valve body and movable relative to the valve opening in accordance with a level of the liquid in the fuel tank. A rubber member is securely disposed at an upper section of the float. The rubber member has a sealing face which is substantially flat and contactable with the peripheral portion of the valve mouth member to close the valve opening upon ascending of the float.
    • 一种用于汽车的燃料箱的浮阀装置。 浮阀装置包括安装在燃料箱的上壁上的阀体。 阀体在其内部形成有用于建立燃料箱内部和外部之间的连通的连通通道。 阀口构件固定地设置在连通通道的内部,并且包括具有限定在构成连通通道的一部分的阀开口的周边部分的下端部。 浮子设置在阀体的内部并且可以根据燃料箱中液体的液面相对于阀开口移动。 橡胶构件牢固地设置在浮子的上部。 橡胶构件具有基本平坦的密封面,并且与阀口构件的周边部分接触以在浮子上升时闭合阀开口。