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    • 1. 发明授权
    • Pressure gauge with hydraulic pressure transmission
    • 压力表带液压传动
    • US07866214B2
    • 2011-01-11
    • US11666209
    • 2005-10-24
    • Karl-Heinz BanholzerThomas UehlinJürgen LangeOlaf TextorRaimund Becher
    • Karl-Heinz BanholzerThomas UehlinJürgen LangeOlaf TextorRaimund Becher
    • G01L7/00
    • G01L19/0645G01L19/0092G01L19/0663G01L19/0681
    • A pressure gauge, or transducer, for high-temperature applications, comprising a sensor module with a sensor body having a measuring cell chamber containing a pressure measuring cell. The pressure measuring cell can be subjected to the action of a pressure via a first hydraulic path filled with a transmission liquid. The pressure gauge also comprises a transmission module for transmitting a pressure to the first hydraulic path. The transmission module has a second hydraulic path, which is filled with a transmission liquid and extends from a process diaphragm, through a transmission body and to a transmission diaphragm. The transmission diaphragm is attached to the transmission body in a pressure-tight manner, and the sensor body is joined to the transmission body in a pressure-tight manner, whereby the transmission diaphragm communicates with the first hydraulic path so that the pressure of the second hydraulic path can be transmitted via the transmission diaphragm to the first hydraulic path.
    • 一种用于高温应用的压力计或换能器,包括具有传感器主体的传感器模块,该传感器模块具有包含压力测量单元的测量单元室。 压力测量单元可以经由填充有透射液体的第一液压路径进行压力作用。 压力计还包括用于将压力传递到第一液压路径的传动模块。 变速器模块具有第二液压路径,其中填充有变速器液体,并且从过程隔膜延伸通过变速器本体和变速器隔膜。 传动隔膜以压力密封的方式安装在传动体上,传感器主体以压力方式接合到传动体上,由此传动隔膜与第一液压路径连通,使得第二 液压路径可以通过传动隔膜传递到第一液压路径。
    • 2. 发明申请
    • Pressure gauge with hydraulic pressure transmission
    • 压力表带液压传动
    • US20090107245A1
    • 2009-04-30
    • US11666209
    • 2005-10-24
    • Karl-Heinz BanholzerThomas UehlinJurgen LangeOlaf TextorRaimund Becher
    • Karl-Heinz BanholzerThomas UehlinJurgen LangeOlaf TextorRaimund Becher
    • G01L7/08
    • G01L19/0645G01L19/0092G01L19/0663G01L19/0681
    • A pressure gauge, or transducer, for high-temperature applications, comprising a sensor module with a sensor body having a measuring cell chamber containing a pressure measuring cell. The pressure measuring cell can be subjected to the action of a pressure via a first hydraulic path filled with a transmission liquid. The pressure gauge also comprises a transmission module for transmitting a pressure to the first hydraulic path. The transmission module has a second hydraulic path, which is filled with a transmission liquid and extends from a process diaphragm, through a transmission body and to a transmission diaphragm. The transmission diaphragm is attached to the transmission body in a pressure-tight manner, and the sensor body is joined to the transmission body in a pressure-tight manner, whereby the transmission diaphragm communicates with the first hydraulic path so that the pressure of the second hydraulic path can be transmitted via the transmission diaphragm to the first hydraulic path.
    • 一种用于高温应用的压力计或换能器,包括具有传感器主体的传感器模块,该传感器模块具有包含压力测量单元的测量单元室。 压力测量单元可以经由填充有透射液体的第一液压路径进行压力作用。 压力计还包括用于将压力传递到第一液压路径的传动模块。 变速器模块具有第二液压路径,其中填充有变速器液体并且从过程隔膜延伸通过变速器本体和变速器隔膜。 传动隔膜以压力密封的方式安装在传动体上,传感器主体以压力方式接合到传动体上,由此传动隔膜与第一液压路径连通,使得第二 液压路径可以通过传动隔膜传递到第一液压路径。
    • 3. 发明授权
    • Gauge pressure sensor
    • 表压传感器
    • US08763466B2
    • 2014-07-01
    • US13637768
    • 2011-02-28
    • Elmar WosnitzaMichael HugelSergej LopatinThomas UehlinOlaf TextorHansjorg Brock
    • Elmar WosnitzaMichael HugelSergej LopatinThomas UehlinOlaf TextorHansjorg Brock
    • G01L7/00G01L9/00
    • G01L19/0654G01L19/0609
    • A gauge pressure sensor for determining the pressure of a medium by means of a housing and by means of a measuring element, which is positioned in the housing, wherein an outwards facing side of the measuring element is in contact with the medium and is exposed to the pressure, which is to be measured. A tube for a reference pressure is provided, which conducts ambient air to the measuring element, and by means of at least one dehumidifying chamber, positioned in the housing, for the collection of air moisture. The dehumidifying chamber contains a moisture adsorbing material or is primarily composed of a moisture adsorbing material, in that the moisture adsorbing material is at least, in sections, enclosed by a wall, which is composed of a first moisture permeable material, or is at least, in sections, free from a wall, and in that the reference pressure supply tube is at least, in sections, fabricated from a first or second moisture permeable material or in that the reference pressure supply tube has an aperture.
    • 一种用于通过壳体和通过位于壳体中的测量元件来确定介质的压力的表压传感器,其中测量元件的向外侧面与介质接触并暴露于 要测量的压力。 提供用于参考压力的管,其将环境空气传导到测量元件,并且借助于位于壳体中的至少一个除湿室,用于收集空气湿气。 除湿室包含水分吸附材料,或者主要由水分吸附材料组成,因为水分吸附材料至少部分地被由第一透湿材料构成的壁包围,或者至少是 分段地,没有壁,参考压力供应管至少是由第一或第二透湿材料制成的,或者参考压力供应管具有孔。
    • 4. 发明申请
    • Gauge Pressure Sensor
    • 表压传感器
    • US20130019687A1
    • 2013-01-24
    • US13637768
    • 2011-02-28
    • Elmar WosnitzaMichael HugelSergej LopatinThomas UehlinOlaf TextorHansjorg Brock
    • Elmar WosnitzaMichael HugelSergej LopatinThomas UehlinOlaf TextorHansjorg Brock
    • G01L7/00
    • G01L19/0654G01L19/0609
    • A gauge pressure sensor for determining the pressure of a medium by means of a housing and by means of a measuring element, which is positioned in the housing, wherein an outwards facing side of the measuring element is in contact with the medium and is exposed to the pressure, which is to be measured. A tube for a reference pressure is provided, which conducts ambient air to the measuring element, and by means of at least one dehumidifying chamber, positioned in the housing, for the collection of air moisture. The dehumidifying chamber contains a moisture adsorbing material or is primarily composed of a moisture adsorbing material, in that the moisture adsorbing material is at least, in sections, enclosed by a wall, which is composed of a first moisture permeable material, or is at least, in sections, free from a wall, and in that the reference pressure supply tube is at least, in sections, fabricated from a first or second moisture permeable material or in that the reference pressure supply tube has an aperture.
    • 一种用于通过壳体和通过位于壳体中的测量元件来确定介质的压力的表压传感器,其中测量元件的向外侧面与介质接触并暴露于 要测量的压力。 提供用于参考压力的管,其将环境空气传导到测量元件,并且借助于位于壳体中的至少一个除湿室,用于收集空气湿气。 除湿室包含水分吸附材料,或者主要由水分吸附材料组成,因为水分吸附材料至少部分地被由第一透湿材料构成的壁包围,或者至少是 分段地,没有壁,参考压力供应管至少是由第一或第二透湿材料制成的,或者参考压力供应管具有孔。
    • 8. 发明授权
    • Method for operating an absolute, or relative, pressure sensor having a capacitive transducer
    • 用于操作具有电容式换能器的绝对或相对压力传感器的方法
    • US09470773B2
    • 2016-10-18
    • US14127249
    • 2012-06-01
    • Thomas UehlinElmar WosnitzaIgor Getman
    • Thomas UehlinElmar WosnitzaIgor Getman
    • G01R35/00G01L9/00G01L27/00
    • G01R35/00G01L9/0072G01L27/007
    • A method for operating a pressure sensor, which includes a measuring membrane, at least one platform and a capacitive transducer having two pressure dependent capacitances between electrodes on the measuring membrane. The measuring membrane divides a volume pressure-tightly into two volume portions, wherein the second volume portion is enclosed in a measuring chamber between the measuring membrane and the platform. A deflection of the measuring membrane depends on a pressure measurement variable p, which is a difference between a first pressure p1 and second pressure p2 in the volume portions. The pressure measurement variable p follows from both capacitances, wherein, for an intact pressure sensor, the second capacitance is a predetermined function of the first capacitance and, in given cases, the temperature. The method has steps as follows: registering value pairs of both capacitances; testing whether the value pairs correspond within a tolerance range to the predetermined function; and determining a change, respectively damage, of the sensor, when this is too long not the case.
    • 一种用于操作压力传感器的方法,其包括测量膜,至少一个平台和在测量膜上的电极之间具有两个压力相关电容的电容换能器。 测量膜将体积压力分成两个体积部分,其中第二体积部分被包围在测量膜和平台之间的测量室中。 测量膜的挠曲取决于压力测量变量p,其是体积部分中的第一压力p1和第二压力p2之间的差。 压力测量变量p来自两个电容,其中,对于完整的压力传感器,第二电容是第一电容的预定函数,并且在给定情况下是温度。 该方法具有以下步骤:注册两个电容的值对; 测试值对是否在与所述预定功能的公差范围内; 并确定传感器的变化,分别损坏,当这太长时间不是这样。
    • 9. 发明申请
    • Pressure sensor
    • 压力传感器
    • US20070028696A1
    • 2007-02-08
    • US10566364
    • 2004-07-16
    • Ulfert DrewesKarl FloegelFrank HegnerThomas UehlinRainer Martin
    • Ulfert DrewesKarl FloegelFrank HegnerThomas UehlinRainer Martin
    • G01L7/00
    • G01L19/003
    • A pressure sensor including: A pressure measuring cell having an end face loadable with the medium; a housing having a media opening and a ring-shaped, axial bearing surface, which surrounds the media opening; a clamping apparatus; and a ring-shaped sealing arrangement. The pressure measuring cell is positioned in the housing and the sealing arrangement is positioned between the bearing surface and the end face, and the sealing arrangement, as well as the pressure measuring cell, are axially clamped between the bearing surface and the clamping apparatus. The sealing arrangement includes, a decoupling ring, as well as a first and a second, ring-shaped sealing element. The first sealing element lies against the end face, the second sealing element lies against the bearing surface, and the decoupling ring is axially clamped between the first and the second sealing elements.
    • 一种压力传感器,包括:压力测量单元,其具有可与介质一起装载的端面; 壳体,其具有介质开口和围绕介质开口的环形的轴向支承表面; 夹紧装置; 和环形密封装置。 压力测量单元位于壳体中,并且密封装置位于支承表面和端面之间,并且密封装置以及压力测量单元被轴向地夹紧在支承表面和夹紧装置之间。 密封装置包括脱钩环以及第一和第二环形密封元件。 第一密封元件靠在端面上,第二密封元件位于支承表面上,并且解耦环被轴向夹紧在第一和第二密封元件之间。