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    • 1. 发明申请
    • A VENT DEVICE FOR A FUEL SUPPLY PIPE
    • 燃油供应管道的通风装置
    • WO1993011958A1
    • 1993-06-24
    • PCT/SE1992000893
    • 1992-12-18
    • AB VOLVOHARDE, BoBÖRJESSON, Karl-OlofBREDAL, Göran
    • AB VOLVO
    • B60K15/035
    • B60K15/04B60K15/035Y10T137/86372
    • A vent arrangement for a fuel filler pipe (11) for motor vehicles. The arrangement comprises a vent passage (12) between a fuel tank's (10) upper part and the upper part of the fuel filler pipe (11). The passage comprises a chamber (16), the volume of which exceeds the fuel volume which can be forced upwards in the passage during filling. The chamber (16) is formed as a widening of the passage (12) which beneath the chamber forms a combined riser and vent tube (12a) in relation to the fuel tank (10). The passage above the chamber forms a vent tube (12b). The combined riser and vent tube (12a) has its orifice a small way inside the chamber (16). The tube presents a drainage hole (18) proximate the inside of the chamber wall.
    • 一种用于机动车辆的燃料加注管(11)的排气装置。 该装置包括在燃料箱(10)上部和燃料加注管(11)的上部之间的排气通道(12)。 通道包括腔室(16),其容积超过在填充期间能够在通道中向上推动的燃料体积。 腔室(16)形成为通道(12)的加宽部,其在腔室下方相对于燃料箱(10)形成组合的提升管和排气管(12a)。 腔室上方的通道形成通气管(12b)。 组合的提升管和排气管(12a)在腔室(16)内具有小的方式。 该管呈现靠近室壁内部的排水孔(18)。
    • 3. 发明申请
    • DEVICE IN A FUEL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE
    • 内燃机燃油系统装置
    • WO1991005159A1
    • 1991-04-18
    • PCT/SE1990000595
    • 1990-09-17
    • AB VOLVOHARDE, Bo
    • AB VOLVO
    • F02M37/00
    • F02M37/0017F02D33/006F02M37/0023F02M37/0047F02M69/462Y10T137/3121
    • The invention relates to a device in a fuel system for an internal combustion engine (1) with a fuel injection device. The fuel system comprises a fuel tank (2), a feeder line (3) for feeding fuel from the fuel tank (2) to the fuel injection device (4, 6, 7), and a return line (5) for returning excess fuel from the fuel injection device to the fuel tank. According to the invention, a coupling (11) is arranged in the feeder line (3) in the vicinity of its end in the fuel tank (2). The coupling (11) has two open connections for the feeder line (3) with free through-flow for the fuel and a pressure medium connection which is closed during normal operation, through which connection pressure medium can be introduced to force the fuel from the fuel system. A check valve is arranged in the feeder line (3) between the coupling (11) and the end of the feeder line (3) in the fuel tank (2), said check valve permitting flow in the feeder line (3) only in the direction from the fuel tank (2).
    • 本发明涉及一种具有燃料喷射装置的用于内燃机(1)的燃料系统中的装置。 燃料系统包括燃料箱(2),用于将来自燃料箱(2)的燃料供给到燃料喷射装置(4,6,7)的供给管线(3)和用于返回过量的回流管线(5) 从燃料喷射装置到燃料箱的燃料。 根据本发明,在燃料箱(2)的端部附近,在馈线(3)上配置有联接器(11)。 联接器(11)具有用于供给管线(3)的两个开放连接,其具有用于燃料的自由通流和在正常操作期间关闭的压力介质连接,通过该连接压力介质可以引入连接压力介质以迫使燃料从 燃油系统。 在联接器(11)和燃料箱(2)中的馈线(3)的端部之间的馈线(3)中布置止回阀,所述止回阀仅允许在馈线(3)中流动 来自燃料箱(2)的方向。
    • 4. 发明申请
    • FUEL METER FOR VEHICLES
    • 燃油表车
    • WO1985003348A1
    • 1985-08-01
    • PCT/SE1985000024
    • 1985-01-23
    • AB VOLVOHARDE, Bo
    • AB VOLVO
    • G01F23/30
    • G01F23/30G01F23/0084
    • A float-type fuel meter for vehicles. The float regulates in a known manner the position of a movable contact to a resistor. According to the invention, the resistance is a potentiometric resistor, the movable contact being connected, via a disconnectible series resistance, to an electric measuring device, preferably, a moving coil indicator. An overvoltage protector for the device and a capacitor connected in parallel therewith are arranged so that the protector is energized while the capacitor is de-energized when the series resistance is shunted off.
    • 用于车辆的浮子式燃料表。 浮子以已知的方式调节可动触头到电阻器的位置。 根据本发明,电阻是电位计电阻器,可动触点通过可分离的串联电阻连接到电测量装置,优选地,运动线圈指示器。 用于器件的过电压保护器和与其并联的电容器被布置成使得当串联电阻被分流时电容器被断电时保护器被通电。
    • 5. 发明申请
    • A METHOD AND A DEVICE FOR TESTING THE TIGHTNESS OF A CLOSED CONTAINER
    • 一种用于测试封闭容器的密度的方法和装置
    • WO1996014561A1
    • 1996-05-17
    • PCT/SE1994001104
    • 1994-11-21
    • AB VOLVOHARDE, Bo
    • AB VOLVO
    • G01M03/34
    • G01M3/3236
    • The invention relates to a method for testing the air-tightness of a closed container (3), comprising an evacuation of the container (3), measuring the pressure (p) in the container (3), measuring the time and providing an indication depending on values of the pressure (p), wherein the container (3) can be evacuated during a certain predetermined time period (t0). The method according to the invention is characterized in that it comprises: a first level detection, wherein the current value of the pressure (p) is compared with a first limit value (p2), the evacuation being switched off if the pressure is below said limit value (p2); and a second level detection after said time period (t0) has elapsed, wherein the current value of the pressure (p) is compared with a second limit value (p3), an indication regarding a leakage being provided if the second limit value (p3) has been exceeded. The invention provides a simplified and cheap, but still safe, testing of the air-tightness of closed containers, in particular fuel tanks for motor vehicles. The invention also relates to a device intended for use in the above-mentioned tightness testing of a container.
    • 本发明涉及一种用于测试密封容器(3)的气密性的方法,包括:抽出容器(3),测量容器(3)中的压力(p),测量时间并提供指示 取决于压力(p)的值,其中容器(3)可以在某一预定时间段(t0)期间被排空。 根据本发明的方法的特征在于它包括:第一水平检测,其中将压力(p)的当前值与第一极限值(p2)进行比较,如果压力低于所述压力 极限值(p2); 在经过所述时间段(t0)之后的第二电平检测,其中将所述压力(p)的当前值与第二限制值(p3)进行比较,如果所述第二极限值(p3) )已被超出。 本发明提供了一种简单且便宜但仍然安全的密封容器,特别是用于机动车辆的燃料箱的气密性的测试。 本发明还涉及一种旨在用于上述容器密封性测试的装置。
    • 7. 发明申请
    • A DEVICE IN FUEL TANKS
    • 燃油箱装置
    • WO1991011342A1
    • 1991-08-08
    • PCT/SE1991000011
    • 1991-01-08
    • AB VOLVOHARDE, Bo
    • AB VOLVO
    • B60K15/04
    • B60K15/04Y10S285/91
    • The invention concerns a device in fuel tanks (1), preferably for vehicles, said tanks being provided with a mouth socket (2) to which a filler tube (3) is connected so as to have its one end portion projecting into the tank (1). Between the mouth socket (2) and the filler tube (3) a seal (4) is provided, the latter being formed with a portion (5) grippingly enclosing the mouth edge (6) of the socket (2) and defining, together with the filler tube (3), an intermediate space (13) allowing oscillation of the filler tube (3) relatively to the socket (2). A washer (14) is pressed against the filler tube (3) and is formed with a bent-over portion (15) grippingly engaging said portion (5) of the seal (4). A reinforcement sleeve (17) is positioned inside the filler tube (3) and presses against the inner face of the filler tube (3). A clamp-joint sleeve (16) is fitted around the mouth socket (2), enclosing portion (5) of the seal (4) and the washer (14).
    • 本发明涉及燃料箱(1)中的装置,优选地用于车辆,所述罐设有一个插口(2),其中连接有一个灌装管(3)以使其一个端部突出到罐中 1)。 在插座(2)和加注管(3)之间设有密封件(4),密封件(4)形成有一个部分(5),该部分夹紧地包围着插座(2)的口部边缘(6)并且一起限定 与所述加注管(3)相对地设置允许所述加注管(3)相对于所述插座(2)振荡的中间空间(13)。 垫圈(14)被压靠在加注管(3)上,并且形成有与所述密封件(4)的所述部分(5)夹紧接合的弯曲部分(15)。 加强套管(17)位于加注管(3)的内部并压靠在加注管(3)的内表面。 夹紧接头套筒(16)围绕着口腔(2),密封件(4)的封闭部分(5)和垫圈(14)安装。
    • 8. 发明申请
    • VALVE DEVICE, PARTICULARLY A VENTILATION VALVE FOR THE VENT PIPE OF A VEHICLE FUEL TANK
    • 阀门装置,特别是用于汽车燃油箱的通风管的通风阀
    • WO1990005259A1
    • 1990-05-17
    • PCT/SE1989000622
    • 1989-11-01
    • AB VOLVOHARDE, Bo
    • AB VOLVO
    • F16K31/18
    • F16K17/36B60K15/03519Y10T137/0777Y10T137/0874Y10T137/3099Y10T137/7785
    • Combined ''roll-over'' and float valve for the vent pipe from a vehicle fuel tank. The valve has a valve closing member (8) with a float (11) which, when liquid penetrates into the valve housing (1), lifts the valve closing member towards the valve seat (13). Normally, the valve housing is empty of liquid, and is vertically positioned, with the valve closing member resting on a ball (15) in a conical depression (16) in a slideable plunger (17). If the valve is tilted, the ball moves laterally and pushes the valve closing member to its closed position. If the valve is turned upside down and liquid flows in through the inlet, the valve is kept closed by virtue of the fact that the total weight of the ball, the plunger and the valve closing member is greater than the lifting force of the float.
    • 组合的“翻滚”和用于来自车辆燃料箱的排气管的浮子阀。 阀具有带有浮子(11)的阀关闭件(8),当液体渗透到阀壳体(1)中时,该阀关闭件朝向阀座13提升。 通常,阀壳体是空的,并且是垂直定位的,其中阀闭合件搁置在可滑动柱塞(17)中的圆锥形凹陷(16)中的球(15)上。 如果阀门倾斜,则球体横向移动并将阀门关闭件推动到其关闭位置。 如果阀被倒置并且液体通过入口流入,则阀被保持关闭,因为球,柱塞和阀关闭构件的总重量大于浮子的提升力。