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    • 3. 发明授权
    • Measuring device for determining distance
    • 用于确定距离的测量装置
    • US5027645A
    • 1991-07-02
    • US391508
    • 1989-07-21
    • Klaus LeitmeierGerhard WossRudolf Zeiringer
    • Klaus LeitmeierGerhard WossRudolf Zeiringer
    • F02D45/00G01B5/00G01B7/14G01D5/241G01M15/04G01M15/06
    • G01B7/14G01B5/003G01D5/2417G01M15/06
    • To improve the measuring sensitivity of a measuring device to determine theistance between an electrically conducting part, which can be moved in a defined chamber, and a reference point, in particular to determine the upper dead point of the piston of an internal combustion engine, with an electronic evaluation circuit, in which a capacitive sensor can be positioned in a holding device, held in the wall of the chamber, and is connected to an evaluation circuit, the invention provides that the evaluation circuit has a measuring bridge, fed by an oscillator by means of output potential dependent switching elements, with at least two capacitors, that the sensor head of the sensor and the movable part, in particular the piston of the internal combustion engine form one of the two capacitors, and that there is a differential amplifier to which the transverse voltage, which can be picked off the measuring bridge, can be led, and that the outputs of the differential amplifier control the output potentials of the potential-dependent switching elements.
    • PCT No.PCT / AT88 / 00101 Sec。 371日期1989年7月21日 102(e)日期1989年7月21日PCT提交1988年11月23日PCT公布。 出版物WO89 / 05447 日期1989年6月15日。为了提高测量装置的测量灵敏度,以确定可以在限定的腔室中移动的导电部件与参考点之间的距离,特别是确定 具有电子评估电路的内燃机的活塞,其中电容式传感器可以被定位在保持装置中,保持在室的壁中,并且连接到评估电路,本发明提供了评估电路 测量桥,由具有输出电位相关的开关元件的振荡器馈送,具有至少两个电容器,传感器的传感器头和可移动部分,特别是内燃机的活塞形成两个电容器之一 并且有一个差分放大器可以引导可以从测量桥中取出的横向电压,并且差分放大器的输出 ifier控制电位依赖的开关元件的输出电位。
    • 6. 发明授权
    • Transducer device for measuring the internal pressure in a pipe
    • 用于测量管道内部压力的传感器装置
    • US4321833A
    • 1982-03-30
    • US181850
    • 1980-08-27
    • Rudolf Zeiringer
    • Rudolf Zeiringer
    • F02M65/00G01L9/00G01L19/00G01L7/04
    • F02M65/003G01L19/00G01L9/0001
    • A transducer device for measuring the internal pressure in pipe comprises a housing made of two parts, a connecting element which acts for a hinge connection between the housing parts, and a chucking device for clamping the housing parts onto the pipe. To enable a simple handling and mounting of the device and to avoid effects on the measuring signals resulting from mechanical vibrations of the pipe, the chucking device is performed as a snapping catch and comprises a clamp and a spring clip. The clamp is hinged supported at that side of one of the housing parts being opposite the connecting element. The spring clip is hinged supported at the clamp and coacts in locked position of the chucking device with a notch arranged on the other one of the housing parts.
    • 用于测量管道内部压力的换能器装置包括由两部分构成的壳体,用于壳体部件之间的铰链连接的连接元件和用于将壳体部件夹紧到管道上的夹紧装置。 为了能够简单地处理和安装设备并且避免对由管道的机械振动引起的测量信号的影响,夹紧装置被执行为捕捉捕捉器,并且包括夹具和弹簧夹。 夹具被铰接在与连接元件相对的壳体部分的一侧的一侧。 弹簧夹铰链支撑在夹具处并且在夹紧装置的锁定位置处共同配合,并具有布置在另一个壳体部件上的凹口。
    • 10. 发明授权
    • Transducer device for measuring the internal pressure in pipes
    • 用于测量管道内部压力的传感器装置
    • US4296635A
    • 1981-10-27
    • US158515
    • 1980-06-11
    • Peter ClaassenHelmut ListRudolf Zeiringer
    • Peter ClaassenHelmut ListRudolf Zeiringer
    • F02M65/00G01L9/00G01L23/10G01L7/02
    • G01L9/0001F02M65/003G01L23/10Y10S73/04
    • A transducer device for measuring the internal pressure in pipes, comprises two housing parts which are articulately connected with one another by a connecting element and adapted to be fixedly mounted on the pipe by means of a clamping device. Each housing part contains at least one measuring element with a bipolar take-off of the test signals. At least one pole of each take-off is electrically conductingly connected with a part of the connecting element which is electrically insulated relative to the other pole and the connecting element comprises connection terminals for the further conduction or transmission of the test signals. The other pole is potentially in direct connection with the pipe. Thereby, a convenient and easy way is created for achieving electric compensation of the interfering signals within the transducer itself, thus replacing the separate, in each case bipolar conduction of the test signals out of the two housing parts with a combined, now altogether bipolar outgoing lead for the fully compensated test signals from the transducer.
    • 用于测量管道内部压力的换能器装置包括两个壳体部件,两个壳体部件通过连接元件彼此铰接地连接,并且适于通过夹紧装置固定地安装在管道上。 每个壳体部分至少包含一个具有测试信号的双极起飞的测量元件。 每个起飞器的至少一个极与连接元件的相对于另一个极电绝缘的部分导电连接,并且连接元件包括用于进一步传导或传输测试信号的连接端子。 另一个极可能与管道直接连接。 因此,创建一种方便和容易的方式来实现对换能器本身内的干扰信号的电补偿,从而在每种情况下将测试信号的双极传导从两个外壳部件中双重传导出来,并将其组合在一起 导致来自传感器的完全补偿的测试信号。