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6952971 Apparatus for measuring a mass flow  
The invention relates to a device for measuring a mass flow, comprising a measuring wheel ( 3 ) that is supported by a shaft ( 4 ) and that is driven and impinged axially by the mass flow. Said...
6951141 Measuring method and measuring apparatus  
A method of measuring material in which the material is conveyed by a conveying unit and dropped from a discharge portion of the conveying unit to be supplied into a measuring unit arranged under...
6948379 Mass flowmeter  
A Coriolis mass flowmeter that incorporates a straight Coriolis measuring tube, two straight connecting pipes, at least one oscillator stimulating the tube, a measuring sensor associated with the...
6950768 Self-tuning ultrasonic meter  
A method and related ultrasonic meter identify and correct for transit time errors such as peak switch errors. The method includes calculating values for a set of diagnostics from measurements of...
6945125 High resolution pulse count interface  
A high resolution pulse count interface is situated between a positive displacement (PD) meter and a flow computer. A magnetic wheel attaches to the PD meter, with the interface using Hall Effect...
6945124 Measurement system  
A device and method for measuring an area such as a throat area in a vane ring for gas turbine engines. Measurement inaccuracy introduced by image size changes as a result of the position deviation...
6947851 Transceiver circuit for an ultrasonic flowmeter  
A transmitting and receiving circuit for an ultrasonic flowmeter. In such circuits, an ultrasonic transducer is typically used as both transmitter and receiver. This is obtained by using switching...
6945123 Gas flow sensor having redundant flow sensing capability  
A sensor for redundantly measuring gas flow has a housing suitable for being interposed in a gas flow conduit. The housing has an orifice through which the gas to be measured flows. A gas flow...
6944530 System and method for air flow and EGR flow estimation  
An exhaust gas recirculation system directs exhaust gasses from an exhaust manifold to an intake manifold of an internal combustion engine. The exhaust gasses travel from the exhaust manifold,...
6943690 Flow verification mechanism  
A flow verification sensor apparatus ( 30 ) is used with a constant volume pump ( 11 ) that pumps a liquid product ( 13 ) from a container ( 12 ). A plummet ( 32 ) is positioned in a flow tube ( 31...
6941821 Ultrasonic flowmeter including stable flow rate calculation means based on instantaneous flow rate  
In accordance with one embodiment, a flow meter of the present invention includes: transmission/reception means provided in a flow path for performing transmission/reception using a state change of...
6938495 Method of measuring fluid flow  
In the method for measuring the velocity of fluid or visualizing the distribution of fluid by feeding tracer particles to the fluid, irradiating the fluid with light and observing return light from...
6938497 Acoustic flow meter in the form of a valve key  
An acoustic flow meter in the form of a valve key has an acoustic sensor 12 for measuring the peak sound level which occurs when the key is used to close a valve in a fluid pipeline. The peak...
6938472 Static pressure calculation from dynamic pressure for rotary air-data system and methodology therefor  
A Rotary Air-data System (RADS) periodically samples pressure data from a main rotor blade mounted pitot-scoop integrated with a high accuracy pressure sensor to compute a velocity vector that is...
6940409 Fluid flow detector  
A method and apparatus for monitoring fluid flow in a pipe or at an exit of the pipe and detecting a fault. The system includes an acoustic generator which is activated by the fluid flowing in the...
6938498 Hydrocarbon gas flow rate adjusting method and apparatus  
An object of the present invention is to provide a hydrocarbon gas flow rate adjusting method and apparatus, which suppress deterioration of an elastic foamed body with the passage of time and...
6938459 Method for detecting moisture level in apparatus for treating and preparing food and related food treatment and preparation apparatus  
The present invention refers to a method of detecting the moisture in an apparatus for treating and preparing food, as well as to a method of treating and preparing food. In the method according to...
6935338 Fluid resistant airway adapter  
An airway adaptor that includes a tubular body having a first gas flow passage defined therein. A protrusion extends from an interior wall of the tubular body into the gas flow passage. The...
6935356 Underground storage tank metering system in a service station environment  
A meter coupled in close proximity to an underground storage tank fuel pipe that delivers fuel from the underground storage tank to fuel dispensers in a service station environment. The meter...
6935189 Multiphase flow meter using multiple pressure differentials  
A flowmeter, and a method of, measuring the flow of a multi-phase fluid is described. The flowmeter has a first pressure sensor located in a conduit for measuring a first pressure differential at a...
6935191 Fuel dispenser fuel flow meter device, system and method  
A flow switch used on conjunction with a fuel flow meter in a fuel dispenser to determine when fuel flow rate signals form a fuel flow meter should be ignored in the calculation of flow rate and/or...
6935190 Flow rate measurement apparatus  
An apparatus for flow rate measurement includes a body having a chamber with an inlet and an outlet and a structure, buoyant in the presence of a fluid, disposed in the chamber. The structure moves...
6937943 Device and method for system and process supervision in a magneto-inductive sensor  
The invention relates to a method and to a device for system and process supervision in a magneto-inductive sensor. A medium flows through a measuring tube substantially in the direction of the...
6935192 Microfluidic bulk flow determinations based on converting heat tracer measurements  
The fluid flow rate within a microfluidic passageway of a microfabricated device is determined by measuring the time-of-flight of a heat pulse coupled into the fluid. Since the propagation velocity...
6931945 Doppler ultrasonic flowmeter  
A Doppler type ultrasonic flowmeter has an ultrasonic transmitting means for emitting ultrasonic pulses from an ultrasonic transducer into a fluid pipe, a flow velocity profile measuring means for...
6931946 Large volume fire service water meter  
A large volume water meter having particular application for use with a fire suppression system by which to measure the volume of water consumed by a residence during periods of calm and during a...
6931944 Measuring head for an ultrasonic flowmeter  
A measuring head for an ultrasonic flowmeter, in which an ultrasonic coupling element and a measuring head housing are cast together and form, along with casting material, a contact surface E. The...
6932796 Liquid metering system  
Systems and methods for measuring the flow of a liquid along a conduit are disclosed. A heat source applies thermal energy to a portion of a liquid flowing along a conduit thereby elevating its...
6931943 Permanent magnet flowmeter with noncircular sensing passage  
A passive flowmeter having an inlet, sensing passage and outlet in fluid communication with one another, the sensing passage having a noncircular cross-section having a minor axis generally aligned...
6928883 Magnetic field coupler for fluid meter  
A magnetic field coupler has a plurality of magnetic poles with respective first ends located immediately adjacent a circular path of a rotating magnet in a meter. The magnetic poles have...
6928884 Method and apparatus for measurement of flow rate  
A bi-directional, clean or grey medium, wide temperature range, low intrusion, low turbulence, mass flow meter extends multiple pressure sensing tubes, each containing multiple pressure sensing...
6925891 Ultrasonic flowmeter and method of measuring flow volume  
An ultrasonic flowmeter arranged to perform measurement with high accuracy has first and second ultrasonic transducers 1, 2 which transmit and receive ultrasonic waves, and which are placed so as...
6926821 Water treatment device with volumetric and time monitoring features  
A totalization meter system for a water treatment device, the device having an inlet aperture and an outlet aperture, and a channel for channeling water between the inlet and outlet apertures. A...
6925853 Air quality sampler using solid phase coated material  
A method and apparatus for monitoring air quality is provided.
6925887 Blast pressure gauge  
An apparatus for measuring pressure includes a cylindrical tube having an open end and a closed end; a piston disposed in the cylindrical tube at the open end; an accelerometer attached to a side...
6926584 Dual mode hybrid control and method for CMP slurry  
A DMHC (dual mode hybrid control) system and method which facilitates enhanced control in the delivery of polishing slurry to a CMP (chemical mechanical polishing) apparatus. The DMHC comprises a...
6928369 Ultrasonic current meter  
The present invention provides a small, low power consumption ultrasonic flow velocity meter. The burst signal generation section 110 generates two kinds of burst signals with a phase difference...
6926838 Method to measure blood flow and recirculation in hemodialysis shunts  
The measurement of blood flow in a dialysis shunt is obtained by injection of an indicator material into a venous line leading from dialysis equipment to the shunt. The blood flow in an arterial...
6923073 Ultrasonic flow-measuring method  
An ultrasonic flow-measuring method measures the flow rate of a medium traveling through a measuring conduit by means of two ultrasound transducers which in the flow direction of the medium are...
6923054 Microscale out-of-plane anemometer  
A microscale out-of-plane thermal sensor. A resistive heater is suspended over a substrate by supports raised with respect to the substrate to provide a clearance underneath the resistive heater...
6923074 Ball valve with flow-rate gauge incorporated directly in the ball  
A fluid-flow measuring ball valve includes a replaceable ball within a housing. The replaceable ball includes a flow restriction calibrated to the characteristics of the fluid. Pressure ports on...
6922059 Electric field sensor  
The invention is a detection system and in one embodiment uses inexpensive, miniaturized sensors for detecting electric field (E-field) disturbances. Such sensors are easily and covertly deployable...
6920799 Magnetic flow meter with reference electrode  
An magnetic flow meter is provided which includes a reference electrode configured to electrically couple process fluid flowing within a flowtube of the flow meter. The reference electrode is...
6920797 Selecting an airflow generator for a system  
A test apparatus includes a plurality of sensors placed proximate an airflow generator (e.g. a fan) to measure flow rates in respective sub-regions. The test apparatus also includes a controller...
6920798 Vibratory transducer  
The transducer ( 1 ) has at least one at least temporarily vibrating flow tube ( 101 ) of predeterminable lumen for conducting a fluid. The flow tube ( 101 ) communicates with a connected pipe via...
6918307 Device, system and method for on-line monitoring of flow quantities  
Measures of a torque and rotational speed of a pump or fan are obtained, from which a mechanical input power can be calculated. By further using predetermined relations between mechanical input...
6915703 Capacitance meter  
A method for determining a flow property of a fluid flowing through a conduit provided with a capacitance meter having an upstream and a downstream annular capacitance sensor, wherein each annular...
6916165 Device for determining the operational state of an extruder  
The invention relates to a device for determining the operational status of an extruder that is used for the productive of a plastic profile. At least one measuring device for determining the...
6917205 Microwave-resonator and measuring device  
A resonator device for testing a material quantity in the tobacco-processing industry for existence of at least one foreign substance and/or for detecting at least one of weight, density and...
6915706 Variable flow float flowmeter  
A flowmeter has an inlet body including a flow detector and an outlet body including a flow adjuster. The inlet body is fixed to the outlet body and forms a single piece assembly comprising an...