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    • 3. 发明授权
    • Sensor system for measuring pressure
    • 用于测量压力的传感器系统
    • US07549343B2
    • 2009-06-23
    • US12075650
    • 2008-03-12
    • Viacheslav BekkerChristian DoeringGottfried FlikSven Zinober
    • Viacheslav BekkerChristian DoeringGottfried FlikSven Zinober
    • G01L7/06
    • G01L23/18
    • A sensor system for measuring the pressure in the combustion chamber of an internal combustion engine, by the use of which a high measuring accuracy may be achieved, based on high measuring sensitivity and great thermal stability. In addition, the construction of the sensor system makes possible great system flexibility, and particularly very space-saving installation in the combustion chamber of an internal combustion engine. For this purpose, the sensor system includes at least one electrically conductive spring element and at least one electrically conductive counter-element, the spring element and the counter-element being in mechanical contact over at least one contact area, the contact surface of the spring element having a different curvature profile from that of the contact surface of the counter-element, so that a force action or pressure action, that have the effect of an elastic deformation of the spring element, results in a size change of the contact area between the spring element and the counter-element, and the contact surface of at least one of the two elements, the spring element and/or the counter-element, being provided with a highly resistive coating, so that a size change in the contact area results in a change in the resistance of the system composed of the spring element and the counter-element.
    • 基于高测量灵敏度和大的热稳定性,可以通过使用高测量精度来测量内燃机的燃烧室中的压力的​​传感器系统。 此外,传感器系统的结构使得系统的灵活性变得可能,并且特别是在内燃机的燃烧室中非常节省空间的安装。 为此,传感器系统包括至少一个导电弹簧元件和至少一个导电相对元件,弹簧元件和对元件在至少一个接触区域上机械接触,弹簧的接触表面 元件具有与相对元件的接触表面的曲率分布不同的曲率分布,使得具有弹簧元件的弹性变形作用的力作用或压力作用导致了第二元件之间的接触面积的尺寸变化, 所述弹簧元件和所述相对元件以及所述两个元件中的至少一个的所述接触表面,所述弹簧元件和/或所述相对元件设置有高电阻涂层,使得所述接触面积的尺寸变化 导致由弹簧元件和反元件组成的系统的电阻的变化。
    • 7. 发明申请
    • Pressure-Measuring Device
    • 压力测量装置
    • US20100300186A1
    • 2010-12-02
    • US12308536
    • 2007-08-16
    • Christoph KernEwgenij LandesMichael KleindlChristian DoeringSteffen SchottPavlo Saltikov
    • Christoph KernEwgenij LandesMichael KleindlChristian DoeringSteffen SchottPavlo Saltikov
    • G01M15/08
    • F23Q7/001F02P19/028F23Q2007/002G01L19/0084G01L23/10
    • A pressure-measuring device is to be placed in a chamber of an internal combustion engine. The pressure-measuring device has a housing, a force-transmission element projecting out of the housing, and a pressure sensor disposed in an interior chamber of the housing. On the one hand, the pressure sensor is braced on a fixation element. On the other hand, to detect a pressure prevailing inside the chamber, the pressure sensor is operatively connected to the force-transmission element. The pressure sensor has a straight-through recess through which an electrical line is routed. In addition, a positioning element is provided, which has a straight-through recess in a guide region, the electrical line being routed through the straight-through recess, and the positioning element having a reduced thickness in the guide region. This makes it possible to reduce friction of the electrical line in the guide region at the straight-through recess, so that the pressure measurement is improved.
    • 压力测量装置将被放置在内燃机的腔室中。 压力测量装置具有壳体,从外壳突出的力传递元件和设置在壳体的内部室中的压力传感器。 一方面,压力传感器支撑在固定元件上。 另一方面,为了检测室内的压力,压力传感器可操作地连接到力传递元件。 压力传感器具有直通凹槽,电线通过该直通凹槽布线。 此外,提供了一个定位元件,其在引导区域中具有直通凹槽,电线通过直通凹槽布线,并且定位元件在引导区域中具有减小的厚度。 这使得可以减小直通凹部处的引导区域中的电线的摩擦,从而提高压力测量。
    • 8. 发明申请
    • PRESSURE-MEASURING DEVICE
    • 压力测量装置
    • US20100037698A1
    • 2010-02-18
    • US12304925
    • 2007-10-16
    • Christoph KernEwgenij LandesReiko ZachMichael SchuettoffMichael KleindlChristian DoeringSteffen SchottPavlo Saltikov
    • Christoph KernEwgenij LandesReiko ZachMichael SchuettoffMichael KleindlChristian DoeringSteffen SchottPavlo Saltikov
    • G01L7/08
    • G01L23/222F23Q2007/005G01L23/10
    • A pressure-measuring device is situated in a chamber of an internal combustion engine. The pressure-measuring device has a housing, a force-transmitting element that protrudes partly from the housing at a chamber-side opening of the housing, and a pressure sensor that is situated in an interior space of the housing. The pressure sensor stands in effective connection to the force-transmitting element. In addition, a diaphragm is provided that seals the interior space of the housing, in which the pressure sensor is situated, against the chamber-side opening. The diaphragm, which is preferably fashioned as a metal diaphragm, has a force-transmitting segment that is oriented in an axial direction of the force-transmitting element. Moreover, the pressure sensor stands in effective connection with the force-transmitting element via the force-transmitting segment of the diaphragm. In this way, there takes place at least a partial compensation of thermally caused changes in length of the diaphragm, caused for example by hot combustion gases, and resulting in periodic impairments of the pressure measurement made by the pressure sensor.
    • 压力测量装置位于内燃机的腔室中。 压力测量装置具有壳体,在壳体的室侧开口处部分地从壳体突出的力传递元件和位于壳体的内部空间中的压力传感器。 压力传感器有效连接到力传递元件。 此外,设置有隔膜,其将压力传感器所在的壳体的内部空间密封到室侧开口。 优选地,作为金属隔膜形成的隔膜具有沿力传递元件的轴向定向的力传递段。 此外,压力传感器经由隔膜的力传递段与力传递元件有效连接。 以这种方式,至少发生热引起的隔膜长度变化的部分补偿,例如通过热燃烧气体引起的,并且导致由压力传感器进行的压力测量的周期性损伤。
    • 9. 发明授权
    • Fuel injector
    • 喷油器
    • US06758419B2
    • 2004-07-06
    • US09913657
    • 2001-11-09
    • Fevzi YildirimMichael HuebelChristian DoeringJuergen Stein
    • Fevzi YildirimMichael HuebelChristian DoeringJuergen Stein
    • B05B130
    • F02M61/16F02M51/0664F02M51/0682F02M2200/07
    • A fuel injector for fuel injection system of an internal combustion engine includes a solenoid coil, an armature acted upon in a closing direction by a return spring, and a valve-closure member frictionally connected to the armature. The valve-closure member, together with a valve-seat surface, forms a sealing seat, the armature striking with an armature stop face against a magnetic-pole surface of a magnet body. The armature stop face includes a first annular, inner edge zone that adjoins an inner edge and is inclined inwardly with respect to a plane perpendicular to longitudinal axis of the armature, and has a second annular, outside edge zone that adjoins an outer edge and is inclined outwardly with respect to a plane perpendicular to the longitudinal axis of the armature.
    • 一种用于内燃机的燃料喷射系统的燃料喷射器包括螺线管线圈,通过复位弹簧在闭合方向上作用的电枢,以及与该电枢摩擦连接的阀关闭件。 阀关闭构件与阀座表面一起形成密封座,电枢用电枢止动面撞击抵靠磁体的磁极表面。 电枢止动面包括第一环形的内边缘区域,其邻接内边缘并相对于垂直于电枢的纵向轴线的平面向内倾斜,并且具有邻接外缘的第二环形外边缘区域, 相对于垂直于电枢的纵向轴线的平面向外倾斜。
    • 10. 发明授权
    • Micromechanical sensor element for capacitive differential pressure detection
    • 用于电容差压检测的微机械传感器元件
    • US08371180B2
    • 2013-02-12
    • US13023855
    • 2011-02-09
    • Christian DoeringRemigius Has
    • Christian DoeringRemigius Has
    • G01L1/00
    • G01L9/0073G01L13/025
    • A sensor concept for capacitive pressure measurement yields reliable measurement results and is for aggressive particle-bearing measuring environments. This sensor element is a micromechanical sensor element, whose structural elements are implemented in a layered structure. The sensor element includes two pressure connections separated from each other, a deflectable carrier element for at least one deflectable measuring electrode, and at least one stationary counter electrode for the measuring electrode. The carrier element spans a closed cavity in the layered structure. The carrier element is spanned by a cap structure, and is suspended on the cap structure via a suspension web functioning as a rocker bearing. The two pressure connections are connected to the carrier element's top side which is divided by the suspension web into two separated pressure connection zones. The measuring electrode is on the carrier element's underside and the counter electrode is on the cavity's opposite wall.
    • 用于电容式压力测量的传感器概念可以产生可靠的测量结果,并且适用于积极的颗粒承载测量环境。 该传感器元件是微机械传感器元件,其结构元件以分层结构实现。 传感器元件包括彼此分离的两个压力连接,用于至少一个可偏转测量电极的可偏转载体元件和用于测量电极的至少一个固定反电极。 载体元件跨越分层结构中的封闭空腔。 载体元件由盖结构跨越,并且通过用作摇摆轴承的悬挂腹板悬挂在盖结构上。 两个压力连接件连接到载体元件的顶侧,该悬挂网被分离成两个分离的压力连接区域。 测量电极在载体元件的下侧,反电极位于腔的相对的壁上。