| Patent Number |
Title Of Patent |
Date Issued |
| 7592946 |
Level measurement arrangement |
September 22, 2009 |
| A level measurement arrangement for measurement of a level of a product in a container, comprising: a level sensor, having: a mounting element, including a process connector, for mounting the mounting element on a mating counter connector on an opening of the container, and a conductive |
| 7586450 |
Device for transmitting and/or receiving high-frequency signals in an open or closed space syste |
September 8, 2009 |
| A device for transmitting and/or receiving high-frequency signals in an open or closed, spatial system, wherein the device is embodied as an array antenna, which transmits and receives high-frequency signals with a specified form of wavefront. The array antenna comprises a support st |
| 7580810 |
Method for determining a measuring point in time for a field device and corresponding field devi |
August 25, 2009 |
| A method and apparatus for determining a measuring point in time (t.sub.M), at which a measured value is to be produced by a field device of process automation technology, wherein the field device communicates its measured values at certain communication points in time (t.sub.K) over |
| 7566836 |
Potting shell |
July 28, 2009 |
| A potting shell, for an electronic circuit on a circuit board, comprises a wall arrangement, which defines a shell volume at least in one spatial direction and in the directions perpendicular thereto; wherein the circuit board is positionable in the shell volume, and can be potted in |
| 7552634 |
Orientating device for a measuring instrument |
June 30, 2009 |
| The invention relates to an orienting mechanism (20), with which, even in the case of unfavorable installation conditions at the container (10), a fill level measuring device (16) can be mounted on the container (10) and aimed, such that the line (17) of measurement is perpendicular to t |
| 7539600 |
Transmitter |
May 26, 2009 |
| A transmitter including: a sensor, which serves for registering a physical parameter (X) and transducing such into an electrical quantity; a signal pre-processor, which serves for converting the electrical quantity into a raw signal (R); a signal processor, which serves for converting th |
| 7530268 |
Device for determining and/or monitoring at least one physical or chemical process variable of a |
May 12, 2009 |
| An apparatus for determining and/or monitoring at least one physical or chemical, process variable of a medium and includes at least one mechanically oscillatable unit and at least one driving/receiving unit. The mechanically oscillatable unit includes a tube and an internal oscillat |
| 7516666 |
Pressure pickup with exchangeable process connection |
April 14, 2009 |
| A pressure pickup comprising: A pressure sensor; a pressure pickup housing, which, preferably, defines in its interior a sensor chamber, in which the sensor is arranged The pressure pickup housing further includes a housing end surface having a housing opening, through which the sensor |
| 7513151 |
Protection against the effects of condensate bridges |
April 7, 2009 |
| Apparatus for measuring and/or monitoring a process variable of a medium. The apparatus includes: an oscillatable unit; a driver/receiver unit, which excites the oscillatable unit to oscillate, and/or which receives its oscillations; a control/evaluation unit, which controls the driv |
| 7509865 |
Pressure differential sensor comprising an excess-load membrane |
March 31, 2009 |
| A pressure difference transducer includes a hydraulic body, in which is formed an overload chamber containing an overload membrane. The overload chamber divides the overload chamber into a high-pressure chamber portion and a low-pressure chamber portion. The high-pressure chamber portion |
| 7497127 |
Pressure-difference pickup with dynamic overload protection |
March 3, 2009 |
| A pressure-difference pickup includes a hydraulic body, in which an overload chamber, with an overload membrane, or diaphragm, is formed, which divides the overload chamber into a first half-chamber and a second half-chamber, wherein the first half-chamber is in communication with a |
| 7487057 |
Field device electronics with a sensor mechanism for process measurement |
February 3, 2009 |
| A field device electronics with a sensor unit for process measurements, wherein the field device electronics is connected with the sensor unit over corresponding signal paths, and wherein the field device electronics receives analog measurement signals (S1) of the sensor unit and produce |
| 7477157 |
Apparatus for determining and/or monitoring a process variable of a medium |
January 13, 2009 |
| An apparatus for determining and/or monitoring a physical or chemical process variable of a medium, having a sensor unit, which produces a measurement signal with a piece of process variable-dependent, basic information, and having an evaluation unit which, from the measurement signa |
| 7477059 |
Method to determine the contents level of a first fluid in a container and to determine a presen |
January 13, 2009 |
| A level measurement device to measure the fill level of a fluid in a container, and a method to determine the contents level of a first fluid in a container and a presence of a second fluid below the first fluid. Microwave signals generated in the level measurement device are guided on |
| 7469600 |
Measuring and operational circuit for a coriolis-mass flow meter comprising three measuring chan |
December 30, 2008 |
| In a method for determining mass-flow with the aid of a Coriolis mass-flow meter in which mass-flow ({dot over (m)}) is won from the phase difference of two sensor signals X17, X18, three measuring channels K1, K2, K3 are provided for the two sensor signals X17, X18. By selective swi |
| 7461557 |
Dynamic pressure transmitter |
December 9, 2008 |
| A pressure transmitter for registering the pressure of a medium. The pressure transmitter includes a transmitter body, a dividing membrane attached to the transmitter body forming thereby a pressure chamber, a first pressure canal and a second pressure canal. The two pressure canals |
| 7447803 |
Method and device for reducing a dataset consisting of process data to be transmitted |
November 4, 2008 |
| A method for reducing an amount of process data to be transferred from a field device, wherein the process data includes information concerning an operating condition of the field device, and/or information concerning process variables registered with the field device, and/or identificat |
| 7444245 |
Field device for determining and/or monitoring a process variable |
October 28, 2008 |
| Field device for determining and/or monitoring at least one process variable of a medium in a container. The field device includes: at least one mechanically oscillatable unit connected with the container via a process connection; and at least one driver/receiver unit, which excites |
| 7441461 |
Pressure pickup with temperature compensation |
October 28, 2008 |
| A pressure pickup comprises: A diaphragm seal module having a diaphragm seal platform and a separating diaphragm, which is secured to the diaphragm seal platform to form a pressure chamber; a temperature sensor for registering a diaphragm seal temperature; a sensor module having a pr |
| 7437937 |
Relative pressure measuring transmitter |
October 21, 2008 |
| A relative pressure measuring transmitter resistant to the intrusion of moisture. includes a housing, an insert arranged in the housing, a gap existing between the housing and the insert, a relative pressure sensor, and, connected to the relative pressure sensor, a reference pressure |
| 7436100 |
Device for monitoring a predetermined filling level of a measuring medium in a container |
October 14, 2008 |
| A vibration detector for determining and/or monitoring a predetermined fill level in a container. The detector includes an oscillatable unit, a driver/receiver unit and an evaluation unit. The vibration detector can, additionally, be used as a viscosity sensor or as a density sensor. For |
| 7426870 |
Torsional fixing device, especially for the housing of a measuring transducer |
September 23, 2008 |
| For limiting twist of a measurement transmitter housing relative to a sensor element, onto which the measurement transmitter housing is screwed, axial barriers are provided, so that the axial position of the measurement transmitter housing relative to the sensor element is limited to |
| 7424373 |
Device and method for determining and/or monitoring a process variable of a medium |
September 9, 2008 |
| A device and a method for determining and/or monitoring a process variable of a medium. The device comprises a measuring unit which produces a first output signal, and a control/evaluation unit which further processes the first output signal of the measuring unit. A first task is assigne |
| 7415366 |
Electronic field device with a sensor unit for capacitive level measurement in a container |
August 19, 2008 |
| A field device electronics with a sensor unit for capacitive fill level measurements in a container, wherein the field device electronics is connected over appropriate signal paths with the sensor unit, wherein the field device electronics produces a voltage signal for driving the sensor |
| 7412337 |
Method for determining fill level on the basis of travel time of a high-frequency measuring sign |
August 12, 2008 |
| A method for determining the fill level (l) on the basis of the travel time (t) of a high-frequency measuring signal (S.sub.HF), which is transformed into a lower frequency, intermediate-frequency measuring signal (S.sub.ZF), wherein the transformation factor (K.sub.T) is obtained fr |
| 7411335 |
Sonic or ultrasonic transducer |
August 12, 2008 |
| A sonic or ultrasonic transducer, which is embodied as a radial oscillator. So that the sonic or ultrasonic transducer can be used at high temperatures, a matching layer is located between the radial oscillator and the atmosphere into which the ultrasonic signals are transmitted The |
| 7406865 |
Level measurement arrangement |
August 5, 2008 |
| A level measurement arrangement for measurement of a level of a product in a container comprising: a level sensor, comprising: a conductive probe, a mounting element, comprising, and a process connector, for mounting the mounting element on a ferrule on the container, is described, where |
| 7403127 |
Device for establishing and/or monitoring a predetermined fill level in a container |
July 22, 2008 |
| A device for establishing and/or monitoring a predetermined fill level in a container is provided, to indicate the fill level in a container and exhibiting a best possible, optimum fit for an application, which device includes: a mechanical oscillatory structure placed at the height of t |
| 7398691 |
Pressure pickup with flame penetration barrier |
July 15, 2008 |
| A pressure pickup includes a pressure measuring cell and a platform through which a pressure canal equipped with a flame penetration barrier extends. The pressure measuring cell is loadable with the process pressure through the pressure canal by means of a transmitting medium. The pr |
| 7373818 |
Fixing system for a measuring device for monitoring and/or determination of a filling level |
May 20, 2008 |
| A securement system for a measuring device for monitoring and/or determining a fill level of a medium in a container, with at least one device housing and at least one elongated unit. In the device housing, at least one cutting ring is provided, which cuts into the outer layer of the |
| 7360428 |
Capacitive pressure measuring cell with a membrane bed |
April 22, 2008 |
| The invention relates to a pressure measuring cell comprising a base body, a membrane that is connected to the base body, thus forming a measuring chamber. During operation, the membrane is subjected to a deflection which is dependent on a pressure that is to be measured. The cell also |
| 7336068 |
Field device and method for calibrating a field device |
February 26, 2008 |
| The invention relates to a field device and a method for calibrating a field device, having a field device electronics and a sensor unit for process measurements, wherein the field device electronics receives measurement signals of the sensor unit, wherein the field device electronic |
| 7328611 |
Level measurement arrangement |
February 12, 2008 |
| An Arrangement for the measurement of a level of a medium in a container the arrangement allows for removal of the microwave level measurement device, without opening the container, which allows use of standard connectors. The arrangement comprises: a mounting section surrounding an |
| 7327272 |
Apparatus for determining and/or monitoring a process variable |
February 5, 2008 |
| An apparatus for determining and/or monitoring at least one process variable of a medium in a container. The apparatus has at least one mechanically oscillatable unit unit which produces a measurement signal at least dependent on the process variable. It also has at least one electro |
| 7320067 |
Method for reprogramming a field device |
January 15, 2008 |
| According to a method for reprogramming a field device, the current supply of the field device is increased in the programming mode. This enables electrically deletable and reprogrammable memories to be used in field devices. |
| 7304247 |
Circuit board with at least one electronic component |
December 4, 2007 |
| A circuit board having, between the circuit board and a component arranged thereon, an electrical and mechanical connection of high mechanical-load-bearing ability. The circuit board includes at least one internally situated conductor path, a first insulating layer arranged on a firs |
| 7283086 |
Fill level measuring device working with microwaves |
October 16, 2007 |
| A fill level measuring device working with microwaves is provided, with which, with very small inventory cost, many applications having a wide variety of different measuring conditions can be handled. The device includes a modularly assembled antenna, having a cylindrical segment clo |
| 7278318 |
Differential pressure sensor comprising a symmetric error in the separating bodies |
October 9, 2007 |
| A pressure-difference sensor, which is asymmetrical by design, includes a measuring apparatus having a first half-chamber with a first volume V.sub.1, which is sealed by a first separating membrane having a first membrane stiffness E.sub.1, and a second half-chamber with a second vol |
| 7260987 |
Method for capacitive measurement of fill level |
August 28, 2007 |
| In a method for the capacitive fill level measurement of a fill substance in a container, electrical current is determined at two alternating voltage signals U.sub.1, U.sub.2 of differing frequencies f.sub.1, f.sub.2. On the basis of the two values for current, the capacitive reactan |
| 7258059 |
Pressure mediator with separating membrane and method for the production thereof |
August 21, 2007 |
| pressure mediator comprising a base body having a membrane bed, wherein said base body has a first material with a first thermal expansion coefficient, in addition to a separating membrane having a second material with a second thermal expansion coefficient that is smaller than the f |
| 7255006 |
Measuring instrument |
August 14, 2007 |
| A measuring instrument is provided, to which various ultrasonic sensors can be connected in a simple way. The measuring instrument has an electronic measuring instrument unit, to which various ultrasonic sensors can be connected, and having an apparatus for detecting the ultrasonic s |
| 7249515 |
Capacitive pressure sensor |
July 31, 2007 |
| For minimizing the span error of a pressure sensor having an essentially cylindrical platform and a measuring membrane joined to an end face of the platform, with the pressure measuring cell being axially clamped between an elastic sealing ring, which bears against the membrane-bearing |
| 7249504 |
Level meter |
July 31, 2007 |
| The invention relates to a level meter for metering the level of a filling substance in a container by means of electromagnetic signals that are guided into and out of the container along a waveguide. The inventive level meter guarantees a high tightness even at large temperature var |
| 7243550 |
Relative pressure sensor having an atmosphere-side damper |
July 17, 2007 |
| A relative pressure sensor comprises two chambers and two separating membranes respectively provided for a process pressure and an ambient pressure. The chambers are separated by a pressure-sensitive element and are filled with a transmission medium. In order to attenuate process-side |
| 7231283 |
Method for regulating the power supply of a number of multiple field devices |
June 12, 2007 |
| In a method for regulating the power supply of a plurality of field devices S1, S2, S3, A1, A2, connected to a data bus DBL and supplied with electrical current over the data bus DBL, the electrical current requirements of the individual field devices S1, S2, S3, A1, A2 are determine |
| 7209073 |
Method and device for determining the filling level of a medium in a container |
April 24, 2007 |
| The invention relates to a method for determining the filling level of a medium in a container. A mixer that has at least one mixer blade and a mixer frequency (f.sub.<1>R</1>) is disposed in the container. Measuring signals are emitted at a predetermined measuring freque |
| 7197935 |
Pressure transmission system comprising a device for identifying membrane ruptures and connectio |
April 3, 2007 |
| A pressure transmitter for transferring a pressure from a pressure prevailing in a first medium onto a second medium includes a pressure chamber between a platform and a dividing membrane, wherein the pressure chamber is fillable with the second medium and has a pressure chamber open |
| 7193156 |
Cable bushing |
March 20, 2007 |
| A cable bushing which is small, simple and cost-effective as possible, having a cable, a housing, through which the cable is led, and which has a radially inwardly extending step at its first end, a first sleeve, which engages around the cable and which has a first section arranged i |
| 7191638 |
Device for determining and/or monitoring at least one physical parameter and having a piezo-driv |
March 20, 2007 |
| A device for determining and/or monitoring at least one physical parameter of a medium, having at least one mechanically oscillatable unit and at least one drive-/receive unit. The drive-/receive unit excites the oscillatable unit to oscillate, or, it receives the oscillations of the |
| 7190105 |
Sound or ultrasound sensor |
March 13, 2007 |
| A sound or ultrasound sensor having a radiation characteristic with a preferably small beam angle and producing very little interference signals, including a pot-shaped housing closed at its bottom end by a floor, a piezoelectric element for producing and/or receiving sound or ultras |
