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6651511 Method and apparatus using magnus effect to measure mass flow rate  
Apparatus and method for measuring mass flow rate of fluid materials including a rotationally oscillating probe attached to a support at one of its ends and adapted for extension into a flow...
6650108 System and method for monitoring the composition of a magnetorheological fluid  
A system and method for monitoring the composition of a magnetically permeable material, where the system comprises a first container containing a volume of magnetically permeable material; a flow...
6647809 Silicon carbide high temperature anemometer and method for assembling the same  
A high temperature anemometer includes a pair of substrates. One of the substrates has a plurality of electrodes on a facing surface, while the other of the substrates has a sensor cavity on a...
6647808 Position-detecting apparatus  
An air is fed from an air supply source to a detecting nozzle via a first fixed throttle section. The air is jetted from the detecting nozzle to the workpiece W to obtain a nozzle back pressure for...
6647807 Coriolis mass flow/density sensor with single straight measuring tube  
A Coriolis mass flow/density sensor is provided. The sensor includes a measuring tube for conducting a fluid. The measuring tube is fixed in a support and may be coupled to a pipe via an inlet tube...
6647806 Turbulence conditioner for use with transit time ultrasonic flowmeters  
An apparatus for determining fluid flow in a pipe. The apparatus includes an ultrasonic flowmeter adapted to be placed with the pipe for measuring fluid flow in the pipe. The apparatus includes a...
6647805 Transit-time difference type ultrasonic flowmeter  
A transit-time difference type ultrasonic flowmeter comprises a pair of ultrasonic transducers mounted on a flow tube at an upstream side and a downstream side respectively, a switching device for...
6647804 System and method for flow measurement in a pipe  
Fluid flow in a conduit is measured with an acoustic Doppler system installed in an opening in the pipe. The Doppler system may include transducers and driving circuitry to produce narrow beam...
6647737 Air conditioner  
A compressor includes a discharge chamber and a retaining passage, which is located downstream of the discharge chamber. A control valve controls the displacement of the compressor in relation to...
6646725 Multiple beam lidar system for wind measurement  
A system for measuring components of the velocity of wind along two axes that are transverse to the line of sight of the system includes first and second light emitter arrays disposed along crossed...
6644344 Method and apparatus for metering a flow rate of a fluid  
A method and apparatus for measuring the flow rate of a fluid based on the fluid weight. A container is provided between a fluid source and a fluid removal system. A valve is arranged between the...
6644133 Flow meter module for a controller  
A method and apparatus for utilizing a controller to monitor a flow volume in a fluid transportation system. The controller being operably connected to a module. The module being operably connected...
6644132 Flow profile conditioner for pipe flow systems  
The present invention includes a flow conditioning apparatus for conditioning flow for accurate flow measurements. The flow conditioning apparatus is installed in a fluid stream to provide a flow...
6644131 Steam trap instrument module  
A steam trap system is disclosed. The steam trap system includes an inlet, an outlet, and a float, with the inlet and the outlet separated by an orifice. The steam trap includes a plug operatively...
6644130 Ultrasonic flow meter having a tubular elastic transducer holding unit  
The ultrasonic flow meter of the present invention comprising a measuring pipe through which liquid flows, and two measuring units provided at an interval in the lengthwise direction on measuring...
6644129 Flow rate measurement apparatus  
A flow rate measurement apparatus includes: a plurality of flow paths 13 provided between an inflow port 11 and an outflow port 12 ; opening/closing sections 14 for opening/closing the...
6644128 Flow meter  
A photoacoustic effect is used in order to measure a flow rate of a flowing medium (M), in particular of natural gas. A light emitter ( 1 ) is used to produce in the medium (M) a sound wave (S)...
6644127 Electromagnetic flowmeter arrangement  
An electromagnetic flowmeter arrangement is disclosed, having a measuring tube ( 2 ), a coil arrangement ( 3, 4 ) for generating a magnetic field substantially perpendicular to the direction of...
6644119 Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry  
An apparatus for noninvasively monitoring the flow and/or the composition of a flowing liquid using ultrasound is described. The position of the resonance peaks for a fluid excited by a...
6642999 Method and device for analyzing flows  
A method and device for analyzing and quantifying flows for the three-dimensional determination of flow velocity components or the visualization of flows in fluids or gases. An illuminating device...
6641717 Water purifier  
A water purifier 40 includes a flow meter 42 for measuring the cumulative flow of water through a water purification cartridge 6. The flow meter has an indicator portion 44 that rotates in...
6640650 Flow rate sensor  
A flow rate sensor high in pressure resistance has a structure to facilitate the measurement of a minuscule differential pressure for measurement of a very small flow rate. A chamber ( 20 ) is...
6640649 Droplet counter for low flow rates  
A low-flow metering device 10 for measuring the flow of an amount of liquid exceeding 0.05 ml., in which a first chamber 12 has an inlet 14 , and an outlet 16 in fluid communication with a...
6640596 Apparatus for detecting intensity of shot peening and replacement unit for the apparatus  
An improved apparatus for detecting the intensity of shot peening by detecting at least one of the number of shot that have collided with the apparatus and the intensity of the colliding shot,...
6639404 Device for measuring flow rate  
A device for measuring the rate of flow of fluids in a conduit is positioned within the conduit and includes a tube having two spaced part detectors which are separated by shielding units either...
6636815 Majority component proportion determination of a fluid using a coriolis flowmeter  
A system, method, and software are disclosed that determine a proportion of a majority component of a fluid that is flowing through a Coriolis flowmeter. Circuitry receives pickoff signals and a...
6634242 Apparatus for measuring respiratory gas flow by means of a disposable respiratory tube  
Disclosed is an apparatus for measuring respiratory gas flow, which provides a high accuracy in measurement of the respiratory gas flow and reduces the manufacturing cost of the apparatus, in...
6634241 Method and apparatus for bonding a connecting ring to a flow tube and balance bar of a coriolis flowmeter  
A Coriolis flowmeter having a single flow tube surrounded by connecting rings and a balance bar whose ends are connected by the connecting rings to the flow tube. The balance bar has a thermal...
6634240 Zero crossing detector and method of determining a zero crossing point  
A zero crossing detector has an analyzer which determines a zero level crossing of a currently input electrical pulse packet and which emits a trigger signal indicative of a determination having...
6634239 Ultrasonic fluid quality sensor system  
A system for determining the composition of a multiple-component fluid and for determining linear flow comprising at least one sing-around circuit that determines the velocity of a signal in the...
6634238 Method of operating an electromagnetic flowmeter  
The flowmeter comprises a flow sensor with a flow tube, two electrodes, and two field coils traversed by a first excitation current and a second excitation current, respectively, as well as control...
6634237 Collection reservoir for use with flow meter control system  
A collection reservoir 54 includes a rigid-walled cassette adapted for connection to aspiration tubing 50. The cassette also includes a pair of electrodes 36 positioned so that the electrodes...
6631648 Microfluidic flow sensing method and apparatus  
Sensing of microfluidic flow is carried out by confining and directing a fluid along a surface in a primary direction of flow past a cantilever beam which is mounted at one end of the beam to the...
6629467 Method and a device for determining the flow rate of a flowing medium  
In a method for determining the flow rate of a fluid flowing in a channel ( 2 ), the fluid being constituted by a liquid or a gas, two pulse shaped, oscillating signals are sent through the medium...
6628741 Non-volatile passive revolution counter with reed magnetic sensor  
A shaft revolution counter including one or more reed magnetic sensors interacting with one or more magnets attached to the shaft. The interaction generates voltage spikes in the reed magnetic...
6628202 Thermal dispersion mass flow rate and liquid level switch/transmitter  
A thermal dispersion switch/transmitter for determining flow rate and liquid level in a non-contacting apparatus. A special preparation of one or more small spots in the outside surface of the wall...
6626838 Blood flow meter apparatus and method of use  
A strobed blood flow meter provides periodic measurements of blood flow velocity or volumetric blood flow over a cardiac cycle at reduced average power consumption, which is advantageous for...
6626050 Method for improving monitored range of flow sensor  
A flow sensing system capable of improving the monitored range of a flow sensing system. The flow sensing system has a transparent tube, an upper edge sensing assembly, a lower edge sensing...
6626049 Clamp-on steam/gas flow meter  
A clamp-on ultrasonic measurement system for a gas or other fluid typically of low acoustic impedance such as low pressure steam or flare gas. The system includes a first ultrasonic signal...
6626048 Magnetic flow meter  
A magnetic flow meter includes a cylindrical vessel within which electrodes are placed directly opposite each other about a magnetically permeable core. In that way, two flow channels are obtained...
6625549 Equipment specifying system  
An equipment specifying system of the present invention includes: a flow path for supplying gas to a plurality of pieces of equipment; an ultrasonic propagation signal measuring section for...
6623630 Method and apparatus for monitoring a fluid system  
An apparatus for monitoring a fluid system particularly suited for use with high pressure liquid chromatography systems. The apparatus monitors seal leakage as well as the general wellness of the...
6622574 Oil field management system  
Oil field management systems and methods for managing operation of one or more wells producing a high void fraction multiphase flow. The system includes a differential pressure flow meter which...
6622573 Process flow device with improved pressure measurement feature  
A flow device including a differential flow plate insertable into a flow path between pipe sections including a flow conduit supporting a flow interrupter and differential pressure taps. The flow...
6622572 Ultrasonic flowmeter for controlling the gain of an amplifier for amplifying received signals  
The amplifying gain is controlled by means of a data reduction equipment on the basis of the control signal input into the amplifier for amplifying the received signal propagated through the fluid...
6622560 Ultrasound imaging method and apparatus based on pulse compression technique using a spread spectrum signal  
An ultrasound imaging method forms an image of an object using signals reflected from the object after transmitting an ultrasound pulse to the object. In the method, at a first step, a...
6619142 Integrated fluid sensing device  
A circuit board, which includes one or more sensors, is integrated in a fluid control device, such as a valve manifold and a base plate. The fluid control device selectively directs a fluid used to...
6619141 Method of dynamically compensating a process signal  
A pressure signal from a differential pressure transducer is dynamically compensated for error, such as zero point drift, due to time passage or temperature change. A processor associated with a...
6619140 Fluid flow meter having thermal flow sensor disposed in one of a plurality of fluid passages  
A separator partitions an upstream side air passage of a bypass passage into first and second sub passages. A thermal flow sensor is attached to the separator facing the first sub passage. A convex...
6619139 Gas flow sensor and high pressure gaseous fuel injection system  
A novel flow sensor that includes a valve responsive to a pressure differential or pressure drop across a selectively sized restriction orifice. The flow sensor may be incorporated into a...