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    • 1. 发明授权
    • Device for supplying internal combustion engine with fuel from supply
container
    • 用于从供应容器向内燃机供应燃料的装置
    • US5794597A
    • 1998-08-18
    • US732488
    • 1996-10-28
    • Helmut SchweglerKurt FrankAnsgar SeitzWolfgang BueserUwe Talmon
    • Helmut SchweglerKurt FrankAnsgar SeitzWolfgang BueserUwe Talmon
    • B60K15/03B60K15/077F02M37/10F02M69/00F02M69/54G05D16/06F02M37/04
    • B60K15/077F02M37/106F02M69/54G05D16/0658B60K2015/03453
    • The device has a feed pump arranged in the supply tank (12), which can be inserted through an opening (20) in the supply tank (12). The opening (20) is closed by means of a closure element (22) on which a pressure regulator is disposed, which is connected with the pressure side of the feed pump and with the internal combustion engine, and which can be connected with a relief chamber (12). The closure element (22) has a base body (30) made of plastic, in which a depression (40) has been formed, which is closed by means of an elastic diaphragm (52), so that a pressure chamber is formed. A connector (45) projects into the depression (40), which is connected with the relief chamber (12) and whose front end (51) can be closed by means of a flattened ball (74), which is movably seated in a support element (70) connected with the diaphragm (52). The diaphragm (52) is clamped between a retaining element (54) and the base body (30), and the ball (74) is pressed with its flattened area (75) against the front end (51) of the connector (45) by means of a pre-stressed spring (60) acting on the diaphragm (52). When a defined pressure is exceeded in the pressure chamber, the diaphragm (52) is lifted and the ball (74) clears the connector (45) and fuel can flow out of the pressure chamber.
    • PCT No.PCT / DE96 / 00284 Sec。 371日期1996年10月28日第 102(e)日期1996年10月28日PCT 1996年2月23日PCT PCT。 公开号WO96 / 35871 日期1996年11月14日该装置具有布置在供应罐(12)中的进料泵,其可以通过供应罐(12)中的开口(20)插入。 开口(20)通过封闭元件(22)封闭,压力调节器设置有压力调节器,压力调节器与进料泵的压力侧和内燃机连接,并且可以与缓冲器 室(12)。 闭合元件(22)具有由塑料制成的基体(30),其中形成有通过弹性隔膜(52)封闭的凹部(40),从而形成压力室。 连接器(45)突出到与减压室(12)连接的凹部(40)中,并且其前端(51)可以通过平坦的球(74)封闭,该扁平球(74)可移动地坐在支撑件 元件(70)与隔膜(52)连接。 隔膜52被夹持在保持元件54和基体30之间,并且球74被压平在其连接器45的前端51上。 借助于作用在隔膜(52)上的预应力弹簧(60)。 当在压力室中超过限定的压力时,隔膜(52)被提起并且球(74)清除连接器(45),并且燃料可以从压力室流出。
    • 4. 发明授权
    • Liquid filter with built-in pressure regulator
    • 带内置压力调节器的液体过滤器
    • US06247486B1
    • 2001-06-19
    • US08857938
    • 1997-05-16
    • Helmut SchweglerBernhard LucasWolfgang BueserUlrich Projahn
    • Helmut SchweglerBernhard LucasWolfgang BueserUlrich Projahn
    • G05D1100
    • F02M37/22B01D29/21B01D29/606B01D35/14B01D35/30F02M2037/226Y10T137/2645Y10T137/794
    • A liquid filter (10) with a built-in pressure regulator (11) for fuel is proposed, wherein the pressure regulator (11) with its diaphragm (41) is built on the housing (12) on a component (18) on the front with at least one connection (19). The disk-shaped diaphragm (41) has a single clamping site (39) on its external circumference and a centrally arranged movable closure closure member (42). The diaphragm (41) is acted upon by pressure in a pressure chamber (45) connected with the clean side against the force of a spring (49) in a gas-filled spring chamber (48). The integration of the pressure regulator (11) in the housing (12) permits a simple, compact, cost-effective construction of the liquid filter (10), through whose valve (44) in the pressure regulator (11) only cleaned fuel flows and which is insensitive to backpressure in the tank connection (17).
    • 提出了一种具有用于燃料的内置压力调节器(11)的液体过滤器(10),其中具有其隔膜(41)的压力调节器(11)被构建在壳体(12)上的部件(18)上 前面至少有一个连接(19)。 盘形隔膜(41)在其外圆周上具有单个夹紧位置(39)和中心布置的可移动封闭件(42)。 隔膜(41)通过压力在压缩室(45)中作用,抵抗在充气弹簧室(48)中的弹簧(49)的力与清洁侧相连。 压力调节器(11)在壳体(12)中的集成允许液体过滤器(10)的简单,紧凑,成本有效的构造,通过其中压力调节器(11)中的阀(44)仅清洁燃料流 并且其对罐连接(17)中的背压不敏感。
    • 10. 发明授权
    • Method and arrangement for through-flow controlling fuel vapor in a tank-venting system of a motor vehicle
    • 机动车辆通风系统中通过气流控制燃料蒸气的方法和装置
    • US06516786B2
    • 2003-02-11
    • US09833189
    • 2001-04-12
    • Erwin KrimmerWolfgang SchulzHelmut SchweglerGeorg Mallebrein
    • Erwin KrimmerWolfgang SchulzHelmut SchweglerGeorg Mallebrein
    • F02M3302
    • F02M25/08
    • A control unit (50) makes a single control signal available for driving the through-flow control valves (TEV1, TEV2) (51, 52). Through-flow valve (TEV2) has a larger maximum through flow than through-flow control valve (TEV1). A delay circuit is indicated by the phantom outline (52′) and is mounted at the valve stage TEV2 (52). The delay circuit includes an electric delay element (53) with the aid of which the original control signal is delayed in time by an amount &Dgr;t1 relative to the control signal of control valve (TEV1). The resulting delayed signal is supplied to an AND-gate (54) together with the original control signal. Accordingly, a control signal is present at the output of the AND-gate for the control valve (TEV2). The time delay makes possible the exclusive activation of the through-flow control valve (TEV1) (51) at low pulse duty factors. In this way, a high small quantity meterability is achieved. Starting at a specific pregivable switch-in time, the control valve (TEV2) (52) is switched in so that a very large through flow is possible. The invention thereby makes possible excellent meterability at low as well as at high through flows.
    • 控制单元(50)使单个控制信号可用于驱动通流控制阀(TEV1,TEV2)(51,52)。 通流阀(TEV2)通过流量比通流控制阀(TEV1)具有更大的最大流量。 延迟电路由幻影轮廓(52')表示,并安装在阀级TEV2(52)处。 延迟电路包括电延迟元件(53),借助于该延迟元件,原始控制信号相对于控制阀(TEV1)的控制信号在时间上延迟量DELTAt1。 所产生的延迟信号与原始控制信号一起提供给与门(54)。 因此,控制信号存在于用于控制阀的与门的输出端(TEV2)。 时间延迟使得在低脉冲占空因数下独占激活通流控制阀(TEV1)(51)成为可能。 以这种方式实现了高的小数量度量。 从特定的预先接通时间开始,控制阀(TEV2)(52)被切换,使得可以有非常大的通流。 因此,本发明使得在低流量和高通量流量下具有优异的可测量性。