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6826966 |
Flow sensor package
A flow sensor package with a housing, a pressure sensing element, a restriction, and an elastomeric seal. The housing has a base, a cover, an inlet port, an outlet port, and first and second...
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6826965 |
Anti-parallel tag flow measurement system
A tag flow measurement system wherein a first and a second measurement path are provided across a flowing fluid, and a receiver in each path receives signals modulated by scatters in the fluid. The...
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6826964 |
Method for measuring properties of flowing fluids, and a metering device and a sensor used for performing this method
A method for measuring properties of a flowing fluid composition comprising at least two different components, while the fluid composition is flowing through a duct or channel, which flow meter...
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6823743 |
Method and apparatus for measuring concentrations of components of fluid
A method and an apparatus for measuring the concentrations of the components of a fluid are described, which can be used to measure the concentrations of the components continuously in real time...
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6823742 |
Piezoelectric transducer assemblies and methods for their use
Piezoelectric transducer assemblies that are useful for the monitoring of the gas output from a gas driven pump, wherein the assembly is not an integral part of the input or output flow stream of...
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6823271 |
Multi-phase flow meter for crude oil
An apparatus, systems, and method for measuring an amount of oil in a flow of fluid at varying depths of the flow of fluid are provided. A support structure is configured to be submerged in a flow...
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6820501 |
Differential static pressure measuring and activating device and control mechanism
A differential static pressure measuring or activating device measuring fluid flow through a duct including two pitot tubes each including a proximal end connected to a valve, a distal end portion...
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6820500 |
Small pipe bore ultrasonic flowmeter detector
A flowmeter detector for determining the flow volume of a fluid medium that includes a measuring line having first and second ends and a fluid medium entry and exit ports adjacent the fist and...
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6820499 |
Method for determining the uncertainty factor of a measuring procedure employing a measuring frequency
A method is described for determining the uncertainty factor of a measuring process employing a measuring frequency, especially a magnetoinductive flow measuring procedure, whereby for each...
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6817252 |
Piston position measuring device
A measuring device is provided for determining a position of a piston contained within a hydraulic actuator as a function of a hydraulic fluid flow. The measuring device includes a bi-directional...
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6817251 |
Method of reducing particle build-up on a surface located within a recess of a conduit carrying particulate material
Method and housing ( 2 ) for reducing particulate build-up on a surface of a device ( 5 ) contained in a recess ( 4 ) defined by the housing ( 2 ) when attached to a conduit. The method includes...
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6817250 |
Acoustic gas meter with a temperature probe having an elongated sensor region
An acoustic gas meter has an acoustic transmitter/receiver arrangement disposed within a gas flow conduit for transmitting and receiving acoustic energy along an acoustic path. A temperature probe...
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6817249 |
Measurement pipe for electromagnetic flowmeter
A measurement pipe for an electromagnetic flowmeter includes a cylindrical pipe main body, a pair of flanges, and a lining material. The cylindrical pipe main body has openings at its two ends. The...
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6814992 |
Anaerobic fermentation method and apparatus
A method and apparatus for monitoring a liquid undergoing anaerobic fermentation in a vessel is disclosed. The apparatus comprises an airlock containing a fluid for sealing the vessel and an...
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6813964 |
Fluid flow measurement device
The invention is directed to a device for obtaining flow rate measurements including a sensor assembly and a housing. The sensor assembly includes a body defining a first fluid flow passage having...
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6813963 |
Fluid velocity transducer
A transducer for measuring the relative velocity of movement of a body in a liquid or gaseous medium employs no reciprocating parts and functions by sensing the force applied to a diaphragm ( 6 )...
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6813962 |
Distributed sound speed measurements for multiphase flow measurement
A multiphase flow meter distributed system is disclosed that is capable of measuring phase flow rates of a multiphase fluid. The distributed system includes at least one flow meter disposed along...
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6810719 |
Multiphase flow measurement system
A fully automated Coriolis-based well system which can deliver accurate volumetric flow rate measurements in three phase flow. Measurements are performed according to a process including using N...
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6809821 |
Optical-reflectance-based mass-flow sensor
The present invention relates to a mass-flow sensor that measures the mass flow of conveyed reflective materials, such as cotton, in a stream of air or non-opaque fluid. In particular, the...
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6809648 |
Aerial sampler system
An aerial sampler system includes an enclosure, a transfer system, and a measurement system. The enclosure is connected to an external surface of an aerial vehicle and receives atmospheric flow...
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6807947 |
Method and device for controlling fuel metering into an internal combustion engine
A device and a method for determining a fuel pressure and/or an injected amount of fuel are described. A fuel injection unit meters the fuel to an internal combustion engine as a function of a...
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6807868 |
Coriolis mass flow meter
Two flow tubes 1 and 2 of a Coriolis mass flow meter are formed into an arch shape, with the tubes bent in only one direction. Entry-side and exit-side manifolds 25 are smoothly bent from the...
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6807867 |
Magnetoinductive flowmeter and magnetoinductive flow-measuring process
A magnetoinductive flowmeter incorporates a measuring tube, a magnet serving to generate a periodically alternating magnetic field that extends in a direction at least essentially perpendicular to...
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6807866 |
Transducer of the vibration type, such as an electromechanical transducer of the coriollis type
An electromechanical transducer of the Coriolis type which provides an output in response to the mass flow rate of a fluid flowing in a pipe. The transducer has a flow tube, curved symmetrically...
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6805014 |
Method of measuring flow rate of flowable material under continuous flow conditions, and an in-line continuous flow meter
A method of determining the rate of flow of a flowable material, particulate or liquid, through a flowable material passageway, comprising causing the material passing through the passageway to...
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6805013 |
Coriolis mass flow meter having a thin-walled measuring tube
A mass flow meter operating by the Coriolis principle, with a measuring tube through which flows a medium, at least one exciter associated with and exciting the measuring tube, and at least one...
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6805012 |
Linear actuator
The present invention relates to a linear actuator that maximizes the flux density in the air gap where work is to be done by increasing the lines of flux that are captured while keeping the cost...
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6804613 |
Electromagnetic flowmeter
The present invention is intended to achieve measurement of electrode impedance that is not easily affected by fluid noise, and to accurately detect adhesion and discriminate the type of fluid. An...
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6803775 |
Fuel quality sensor assembly and method of use
A sensing element ( 2 ) for sensing a fluid ( 50 ) composition and a method of using the sensing element ( 2 ) are provided. The sensing element ( 2 ) includes an electrode base ( 36 ) having a...
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6802225 |
Differential pressure sensor with sloped strut edges for respiratory monitoring
A differential-pressure flow sensor for airflow measurement in the presence of water condensation, for use with mechanical ventilators. The pressure-sensing ports at either end of the interfering...
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6802224 |
Arch-shaped tube type coriolis meter and method for determining shape of the coriolis meter
Each of two flow tubes assumes an arcuate shape consisting of a central arcuate segment and two linear segments located on opposite sides of the central arcuate segment. The inside diameter of the...
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6802223 |
Capacitative electromagnetic flow meter
The invention consists in a capacitative electromagnetic flow meter in which excitation is performed at a frequency above the commercially available frequency and having a characteristic correction...
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6801041 |
Sensor having electrode for determining the rate of flow of a fluid
Sensors that are capable measuring the rate of flow of a fluid that passes over the electrodes of the sensor. In these sensors, an electrode, designated the flow rate-determining electrode, is used...
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6799478 |
Anemometer method and apparatus
An anemometer that visually indicates the speed of the wind by the position of a float housed within a first chamber. The first chamber is in communication with a second chamber through a...
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6799477 |
Flow metering device for landfill gas extraction well
A coupling having an integral orifice plate engages upstream and downstream segments of a landfill piping system. Upstream and downstream ports are respectively formed through the walls of the...
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6799476 |
Mass flowmeter and method for operating a mass flowmeter
A mass flowmeter and a method for operating a mass flowmeter is based on the Coriolis principle and incorporates a Coriolis measuring tube, an oscillator associated with and stimulating said...
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6799475 |
Flowmeter
A flowmeter includes a measuring tube, an ultrasound transducer, an ultrasound waveguide and a seal. The ultrasound transducer connects outside the measuring tube to the ultrasound waveguide, the...
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6799474 |
Milk flow meter for a milking system having a substantially stable vacuum level and method for using same
A milk flow device which includes a conduit for transporting a substantially continuous milk flow varying in height up to a maximum height wherein the maximum height is less than a fluid height...
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6796328 |
Damper system with sealing plug
A damper system with a sealing plug, which incorporates an air flow monitoring system. The damper system utilizes current designs of the iris damper and incorporates a sealing plug positioned in...
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6796189 |
Ultrasonic flowmeter having sequentially changed driving method
For the purpose of solving the above problems, the present invention includes: transmission/reception means provided in a flow path for performing transmission/reception using a state change of...
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6796188 |
Flow meter
A flow meter comprises an inflow chamber having a first fluid inlet, an outflow chamber housed in the inflow chamber and having a second fluid inlet, which is in fluid communication with the inflow...
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6796173 |
Fuel flowmeter
A fuel flowmeter has a flowmeter with rotating impellers with meshed lobes rotatable in partially cylindrical housings joined in a case having an inlet at one side and an outlet at an opposite...
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6792814 |
Flowmeter
A flowmeter is provided for measuring the flow rate of liquids, particularly liquids with solids suspended therein, or corrosive liquids, by measuring a flow without any contact between the sensing...
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6792799 |
Positive flow meter
A flow meter and electrically operable valve assembly having integral flow meters provide detection of very low water flows, along with ease of installation and compact packaging for a water supply...
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6792361 |
Controller for monitoring fluid flow volume
A system, method and program for calculating a fluid flow volume within a conduit having an operably connected flow meter is disclosed. The system includes a controller having a backplane. A flow...
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6789434 |
Fluid flowmeter having a hall effect sensor with an internal magnet
A flowmeter for sensing fluid flow. The flowmeter includes a housing including a first port, a second port, a chamber in fluid communication with the first port and the second port, and a fluid...
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6789433 |
Purge gas sensor
A flow sensor for an analytical instrument. The flow sensor can be used to detect the flow of a fluid such as purge gas in the instrument. The sensor can measure the fluid flow at an opening of the...
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6789432 |
Electromagnetic flowmeter for lines for conveying and distributing electrically conducting liquids
An electromagnetic flowmeter for measuring a flow rate in lines for conveying and distributing electrically conducting liquids, comprising a flowmeter body forming a substantially cylindrical open...
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6789420 |
Oil flow sensing
An electrical current is passed through a thermistor to raise its temperature above the temperature of oil flowing in pulses past the thermistor. A change is measured in the temperature of the...
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6789024 |
Flow calculation system
A microprocessor based flow meter establishes a series of pump on and off time intervals. Using previously entered flow rate information, the meter establishes quantities of flow during each...
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