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7171859 |
Process meter for measuring at least one physical process variable of a medium stored in a container or flowing in a line
A process meter for measuring at least one physical process variable of a medium stored in a container or flowing in a line, comprising: a transducer including a sensor arrangement providing...
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7171852 |
Gas meter operation tracking assembly
A tracking assembly and method for tracking the operation of a rotary gas meter that has a driven member includes a connecting member, a gear assembly and a mechanical counter. The connecting...
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7168328 |
Measuring device for determining the mass rate of flow of a mass flow
The invention relates to a measuring device for determining the mass rate of flow of a mass flow, especially for measuring a flow of bulk material. An impeller wheel ( 2 ), which is connected to...
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7168329 |
Low mass Coriolis mass flowmeter having a low mass drive system
A Coriolis mass flowmeter ( 300 ) having a low mass drive system comprising a driver coil (D) for vibrating flow tube means ( 102 ). The Coriolis mass flowmeter does not use a magnet affixed to the...
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7168334 |
Arrangement for measuring a property of a fluid present in a tube
Apparatus for measuring a property of a fluid is provided including a tube for retaining the fluid, the tube including a lateral access opening and a domed portion including a sealing surface on...
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7168330 |
Multi-parametric media transducer
A multi-parametric transducer is provided. In one aspect of the invention, the multi-parametric transducer includes an enclosure having an inner bore that defines a port, an inner chamber coaxial...
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7165463 |
Determination of young's modulus and poisson's ratio of coatings from indentation data
A method is provided for determining Young's modulus and, if desired, Poisson's ratio of a coating on a substrate wherein load-displacement indentation data in the elastic region (either elastic...
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7165464 |
Apparatus and method for providing a flow measurement compensated for entrained gas
A apparatus 10,110 is provided that measures the speed of sound and/or vortical disturbances propagating in a fluid or mixture having entrained gas/air to determine the gas volume fraction of the...
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7162921 |
Measuring device for measuring the volume flow or the substance properties of a gas, whose direction of flow can reverse
A device for measuring the volume flow or other substance properties of a gas, whose direction of flow can reverse. The arrangement contains a specially designed Y-piece, which is used for...
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7162930 |
Ultrasonic sensor
There are provided an ultrasonic transducer that performs transmission and/or reception of an ultrasonic wave, and a propagation medium portion that forms a propagation path of the ultrasonic wave....
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7162931 |
Apparatus for controlling temperature of an inline measuring device
The apparatus includes at least one heat exchanger secured on an inline measuring device. Temperature-control fluid flows through a heat exchanger, at least at times during operation, for the...
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7159472 |
Apparatus for determining fluid flow
An apparatus for determining the flow rate of a fluid in a pipe. The apparatus includes a device for providing acoustic energy on a diametrical path through the fluid. The diametrical providing...
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7159473 |
Internal tube support for flow elements providing for tube expansion within the flow element shell
A tube mounting assembly for total traverse or static traverse sensing tubes is provided for use with Pitot tube devices where the tubes are allowed to expand and contract independent of the flow...
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7152490 |
Methods for determining transducer delay time and transducer separation in ultrasonic flow meters
Methods and related systems for determining transducer delay time and transducer separation in ultrasonic flow meters. At least some of the illustrative embodiments are a method comprising...
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7152460 |
Apparatus and method for compensating a coriolis meter
A flow measuring system is provided that provides at least one of a compensated mass flow rate measurement and a compensated density measurement. The flow measuring system includes a gas volume...
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7152455 |
Rapid gas recovery in an incubator system
Methods and apparatus for rapid gas recovery in a controlled gas atmosphere enclosure, which are particularly suited for maintaining incubator gas concentration levels, include the formulation of...
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7150202 |
Method and apparatus for measuring characteristics of core-annular flow
An apparatus and method are disclosed wherein at least one parameter associated with a core-annular flow (CAF) in a pipe is measured by sensing unsteady pressures associated with undulations formed...
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7150201 |
System and method for measuring flow
One embodiment of the present invention can comprise a primary flow measurement system, a secondary flow measurement system in fluid communication with the primary flow measurement system and a...
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7148077 |
Micromechanical structural element having a diaphragm and method for producing such a structural element
A micromechanical structural element, having a very stable diaphragm, implemented in a pure front process and in a layer construction on a substrate. The layer construction includes at least one...
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7146864 |
Apparatus having a multi-band sensor assembly for measuring a parameter of a fluid flow flowing within a pipe
An apparatus measures the speed of sound and/or vortical disturbances propagating in a fluid flow to determine a parameter of the flow propagating through a pipe. The apparatus includes a sensing...
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7143655 |
Magnetic circuit arrangement for a transducer
The magnetic circuit arrangement, which is preferably used in a fluid-measuring transducer, comprises at least one coil which is traversed in operation by a current. It further comprises two...
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7146280 |
Startup and operational techniques for a digital flowmeter
Startup and operational techniques for a digital flowmeter are described. The techniques select an optimal mode of operation for the digital flowmeter, depending on a current environment of the...
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7140262 |
Precision variable area flowmeter apparatus
We have invented an improved apparatus for electronically measuring fluid flow. The apparatus includes a radiation detection means for indicating the position of a flow indicator in a chamber of a...
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7140261 |
Acoustic wave flow sensor
An acoustic wave flow sensor is disclosed, which includes a sensor substrate and an acoustic wave diaphragm etched upon the sensor substrate, wherein mechanical stress or strain is concentrated in...
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7140263 |
Anemometer circuit
An anemometer circuit comprises a sensor having a resistance which varies with temperature, immersed within a moving medium, the mass flow rate of which is to be determined. A control loop causes a...
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7137307 |
Magnetic-inductive measuring device for flowing substances and method for its production
The invention relates to a magnetic-inductive measuring device for flowing substances with at least one subsystem respectively for carrying the substances, recording measuring signals through a...
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7134347 |
Vibration-type measuring sensor
This sensor ( 1 ), for a fluid and suitable for use in a pipeline at least temporarily containing the fluid flowing therethrough, has at least one curved measuring tube ( 4, 5 ), which vibrates...
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7136761 |
Digital flowmeter
A controller for a flowmeter includes an input module operable to receive a sensor signal from a sensor connected to a vibratable flowtube. The sensor signal is related to a fluid flow through the...
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7135749 |
Pressure sensor
A pressure sensor includes a silicon-on-insulator (SOI) substrate, a glass substrate bonded to the SOI substrate by anode bonding, a silicon island formed on a part of a silicon layer of the SOI...
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7134348 |
Method for operating a mass flowmeter
A method for operating a Coriolis mass flowmeter incorporates a measuring tube through which flows a medium and which is stimulated into oscillating at a minimum of one frequency, the resulting...
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7136777 |
Coriolis mass flowmeter and method for operating a coriolis mass flowmeter
A Coriolis mass flowmeter incorporates at least one measuring tube, at least one oscillator for the excitation of the measuring tube and at least one oscillation detector for registering the...
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7134320 |
Apparatus and method for providing a density measurement augmented for entrained gas
A flow measuring system combines a density measuring device and a device for measuring the speed of sound (SOS) propagating through the fluid flow and/or for determining the gas volume fraction...
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7131451 |
Apparatus for controlling and metering fluid flow
A device for metering and controlling fluid flow includes a variable orifice and is configured to use a pressure sensor. The device includes a fluid flow conduit having at least one planar inner...
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7127815 |
Method of manufacturing a Coriolis flowmeter
A method of manufacturing a Coriolis flowmeter for the measurement of a process material requiring an ultra high level of purity. This is achieved by forming the entire flow path of the Coriolis...
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7127952 |
Vibration-type measurement pickup for measuring media flowing in two medium-lines, and inline measuring device having such a pickup
A measurement pickup includes at least four measuring tubes for conveying media to be measured. Each measuring tube has a first in-/outlet end and a second in-/outlet end. During operation, the...
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7130750 |
Flow meter with magnetoresistive sensors and method of measuring flow
A variable area flow meter has a magnet carried by a piston which is moved to a position representing fluid flow. An array of magnetoresistive bridge sensors adjacent the path of magnet movement...
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7127953 |
Target flow meters
A target flow meter has a target with a broad face attached to the free end of a rigid stalk. A fixed end of the stalk is attached to a rigid support secured in the system to be measured with the...
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7127954 |
Method and device for measuring the flow rate of a fluid
A method for measuring the flow rate of a fluid flowing in a conduit includes separating the fluid into two portions then flowing into two branches ( 20, 22 ). Both portions are then recombined in...
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7124645 |
Magnetic-inductive measuring device for flowing substances and method for its production
The invention relates to a magnetic-inductive measuring device ( 1 ) for flowing substances (substance being measured), with a measuring tube ( 2 ) and a further subsystem respectively
for...
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7127360 |
Dual function flow measurement apparatus having an array of sensors
A dual function flow measurement apparatus is provided that combines the functionality of an apparatus that measures the speed of sound propagating through a fluid flowing within a pipe, and...
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7124646 |
Correcting for two-phase flow in a digital flowmeter
A flowmeter is disclosed. The flowmeter includes a vibratable conduit, and a driver connected to the conduit that is operable to impart motion to the conduit. A sensor is connected to the conduit...
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7124647 |
Slotted flow restrictor for a mass flow meter
A flow restrictor ( 30 ) for a mass flow metering device formed of a solid material and slots ( 32 ) originating from an outer surface towards inward.
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7124621 |
Acoustic flowmeter calibration method
An acoustic flowmeter calibration method and sampling system address a variation in acoustic transducer delay time with increasing temperature. In one aspect, calibration of the path length between...
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7121150 |
Method and apparatus to determine an initial flow rate in a conduit
A method and apparatus for determining an initial flow rate in a conduit is disclosed. A known change is made to the flow to be measured, resulting changes (or values corresponding to these...
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7121151 |
Coriolis flowmeter comprising a straight tube
The sensor includes at least one measuring tube for guiding a fluid The measuring tube an inlet end and an outlet end, and vibrating at least at times. The measuring tube communicates, by way of a...
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7121152 |
Portable flow measurement apparatus having an array of sensors
A portable flow measuring apparatus measures the speed of sound and/or vortical disturbances propagating in a fluid flow to determine a parameter of the flow propagating through a pipe. The...
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7124037 |
Devices, systems, and methods for monitoring the operation of an injection molding machine
Devices, systems, and methods for monitoring the operation of an injection molding machine, for example, a wax injection molding machine, are disclosed. The devices, systems, and methods may be...
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7121299 |
Regulator valve with flow indicator for a hot-water heating system
The valve includes an intake duct ( 13 ) for conveying water into the valve, an externally projecting tubular body ( 20 ) of a transparent with an internal cavity ( 21 ) and a flow indicator rod (...
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7117595 |
Method for manufacturing a conveying element of an axial type flow meter used for drink vendors
A device is described for measuring a fluid, to be used advantageously in mixing devices for ingredients of liquid drinks. The device comprises an impeller, a diffuser upstream from the impeller...
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7117732 |
Fuel gauge for fuel cartridges
Fuel gauges for fuel supplies for fuel cells are disclosed. Each fuel gauge has a property that is readable by an electrical circuit. These properties are related to the remaining fuel in the fuel...
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