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8643496 Contact for fluid level detection apparatus and fluid level detection apparatus  
A contact is provided for a fluid level detection apparatus. The contact includes a contact support spring for rotating in response to a change in fluid level. The contact support spring includes...
8639462 Method and system for determining the time-of-flight of a signal  
A method of estimating the time of flight of a burst signal includes: receiving the burst signal; determining the slope of the phase characteristic of the Fourier transform of the received burst...
8636240 Aircraft ground maintenance tether assembly  
A ground maintenance assembly for an aircraft generally including a support member provided with a longitudinal bore and a rigid post portion, a first inner member provided with a longitudinal...
8631712 Method for detecting plugging in a coriolis flow measuring device  
A method for detecting complete or partial plugging of a measuring tube of a Coriolis flow measuring device, which is insertable into a pipeline, and which has a measuring transducer of the...
8627729 Method for manufacturing an ultrasonic transducer  
A method for manufacturing an ultrasonic transducer for use in a fluid medium. At least one piezoelectric transducer element is joined directly or indirectly to at least one matching member for...
8627728 System for determining the flow rate in a fluid with liquid additives using reciprocating positive-displacement flow meter  
System for determining the flow rate of a fluid and for controlling flow rates. The system provides high resolution with infinite turndown, providing a flow meter which may be used in low flow...
8621936 Flow cell for a flow meter  
A flow cell for a plurality of sensor assemblies to communicate with a flow meter for measuring characteristics. The flow cell includes a sensor body with a sensor body bore extending through the...
8621937 Multiphase metering system  
A multi-phase fluid is passed through a Coriolis flowmeter and a watercut meter. The multi-phase fluid includes two phases during a first time period and three phases during a second time period....
8616070 Methods of testing fire fighting vehicle foam delivery systems using environmentally benign surrogate fluid  
Methods of/for testing fire fighting vehicle foam delivery systems using an environmentally benign fluid. Systems and methods test the foam delivery systems' piping, valves, pump, proportioner,...
8616071 Systems of testing fire fighting vehicle foam delivery systems using environmentally benign surrrogate fluid  
Systems of/for testing fire fighting vehicle arm delivery systems using an environmentally benign fluid. Systems test the foam delivery systems' piping, values, pump, proportioner, educator, and...
8615872 Method of manufacturing a flow measurement device  
A flow measurement device and a method of manufacturing a flow measurement device having a measurement tube made from plastic or at least a plastic liner are provided. According to an exemplary...
8613227 Measuring transducer of vibration-type with four curved measuring tubes  
The measuring transducer comprises: a transducer housing, of which an inlet-side, housing end is formed by means of a flow divider including four flow openings spaced, and an outlet-side, formed...
8613229 System and method for air containment zone pressure differential detection  
An air pressure differential sensing system includes a conduit defining an air passage through which air flows upon application of an air pressure differential across different regions of the air...
8613228 Coriolis mass flowmeter  
A Coriolis mass flowmeter with at least four bent measuring tubes, at least one actuator assembly and at least one sensor assembly, wherein a first measuring tube and a second measuring tube are...
8613226 Ultrasonic flow meter having ultrasonic sensor with plurality of transmitters for transmitting ultrasonic waves at different frequencies  
An ultrasonic flow meter includes a first ultrasonic sensor, a second ultrasonic sensor, a volume-flow operation portion, a temperature operation portion, a pressure operation portion, and a...
8607644 Coriolis mass flowmeter  
A Coriolis mass flowmeter having at least four measuring tubes running parallel, the measuring tubes being joined in pairs into a oscillation unit by being inserted in openings in a holding device...
8607643 Coriolis mass flowmeter  
A Coriolis mass flowmeter with a measuring tube through which a medium can flow, at least one actuator and at least one sensor, wherein the measuring tube is bent between its input and output ends...
8607642 Heated wet gas flow meter  
A flow body flow meter includes a flow body, a heater, and a sensor. The flow body includes an inlet, an outlet, and an internal passage coupling the inlet and the outlet. The heater evaporates at...
8607645 Time delay adjustment mechanism for sprinkler system water flow detector  
A water flow detector has a spring driven mechanical timer responsive to the movement of a lever. The lever is connected to a paddle. The paddle is responsive to the flow of water in a pipe. The...
8601883 Acoustic sensor for averaging pitot tube installation  
Apparatus and method for detecting the mounting mode of a bluff body inserted into a fluid carrying conduit by detecting and displaying the natural frequency of vibration of the bluff body caused...
8602369 Water meter mounting bracket system and method  
A bracket system and method to retrofit a subsurface water meter enclosure with a mount so as to provide secure positioning means suitable for components related to a water meter such as...
8602384 Water meter  
A meter includes an inlet for receiving a fluid and a housing defining a cylindrical chamber receiving the fluid from the inlet, wherein a chamber axis passes through a center of the cylindrical...
8601884 Coriolis mass flowmeter having a pair of oscillation node plates fixably mounted to measuring tubes  
A Coriolis mass flowmeter having two measuring tubes, wherein two neighboring oscillation node plates are provided on one end of the measuring tube that connect the two measuring tubes to one...
8602361 Laminar flow monitor  
A method of monitoring the performance of an aerodynamic surface of an aircraft. The aircraft is operated during a non-perturbed measurement period such that the flow of air over the surface is at...
8596144 Measuring system having a measuring transducer of vibration-type  
A measuring system comprises a measuring transducer which includes: a transducer housing with an inlet-side flow divider having exactly four, mutually spaced flow openings and an outlet-side...
8596140 Flow meter with ultrasound transducer directly connected to and fixed to measurement circuit board  
An ultrasound flow meter unit arranged to measure a fluid flow rate with one or more ultrasound transducers (606), and a circuit board (602) with an electronic circuit arranged to operate the...
8596058 Hydraulic system and universal testing machine  
There is provided a hydraulic system, including an oil tank storing operating oil, a hydraulic actuator, and a hydraulic pump which draws the operating oil from the oil tank and supplies the...
8596141 Vortex flow meter with vortex oscillation sensor plate  
A vortex flow meter includes a vortex responsive assembly having a diaphragm. The diaphragm seals a base end of the assembly to form an isolation chamber. The assembly is adapted to seal an...
8596139 Ultrasonic transducer for use in a fluid medium  
An ultrasonic transducer is described for use in a fluid medium. The ultrasonic transducer includes at least one piezoelectric transducer element and at least one matching element for promoting an...
8596142 Vibration-type measuring transducer  
A measuring transducer, comprises at least one measuring tube for conveying a flowing medium. The measuring tube vibrates at least at times during operation. The measuring transducer further...
8596143 Measuring system having a measuring transducer of vibration-type  
A measuring system comprises: a measuring transducer for producing oscillation measurement signals; and transmitter electronics electrically coupled with the measuring transducer for activating...
8594954 Method of estimating the volume of a pressurized gas container  
Method of estimating the volume (Vtk) of a tank (1), comprising: a step of calculating the volume (Vtk) of the tank (1) by applying the law of conservation of enthalpy (H) of the gas, considering...
8590561 Pressure sensor, differential pressure type flow meter, and flow rate controller  
A pressure sensor having a structure in which compressible fluid is prevented from stagnating in the vicinity of a pressure-receiving surface of the pressure sensor in the interior of a pressure...
8590397 Ultrasonic flow meter including a transducer having conical face  
An ultrasonic transducer for a pipe includes an ultrasonic source which produces plane waves. The transducer includes a housing having a face at least a portion of which is curved through which...
8590361 Magnetic flow meters with automatic field maintenance  
Zero and calibration drift errors in a magnetic flow meter can be detected and automatically corrected. A zero error can be detected by measuring an amplifier output when the meter's electromagnet...
8590562 Fluid flow detection device  
A fluid flow detection device includes a housing of non-magnetic metal, a flow passage through the housing and a valve seat in the flow passage. A magnetic valve element emits a magnetic field....
8590398 Dual tube coriolis flow meter with a central stationary plate serving as support for driver and pick-off components  
A flow meter (30) is provided that includes first and second flow tubes (103, 103′). The flow meter (30) also includes a stationary plate (250). At least a portion of the stationary plate (250) is...
8590396 Velocimeter and method for measuring the speed of flow of an electrically conducting fluid  
This velocimeter for measuring the speed of flow of an electrically conducting fluid comprises: —two sensors (16, 19) disposed in such a way that, in the absence of flow of the electrically...
8590395 Flow meter with sensor element having a magnetic element coupled to an inductor element  
A flow meter for measurement of a metered fluid has a sensor element that receives a flow input of a metered fluid and outputs a flow output of the metered fluid, and a battery element. The sensor...
8590400 Vibration type flow monitoring apparatus including a separating unit arranged in the measuring pipe  
An apparatus for determining and/or monitoring at least one flow parameter of a medium, wherein the medium flows through at least one measuring tube essentially along an imaginary flow axis,...
8590399 Vibration type flow monitoring apparatus including a support plate mechanically coupled with the conduit for indirectly supporting the transducers to the conduit  
An apparatus for determining and/or monitoring of at least one flow parameter of a medium, wherein the medium flows through a measuring unit, wherein at least one exciter transducer element is...
8590360 Flowmeters and methods for diagnosis of sensor units  
A method and an apparatus for diagnosis of a flowmeter are disclosed. The method includes thermally coupling a first sensor unit of the flowmeter to a fluid and thermally coupling a second sensor...
8584531 Ultrasonic gas flow measurement device including a dumbbell-shaped flow tube to increase gas flow speed  
An ultrasonic gas flow measurement device includes a dumbbell-shaped tube, a first ultrasonic transceiver, a second ultrasonic transceiver, a first cover part, a second cover part and a control...
8585608 Flow meter for pulmonary function tests  
A flow metering device for pulmonary function tests. The device has a sensing element extending in a longitudinal direction and defining an inner volume and an adapter unit. The sensing element is...
8585910 Process of making a microtube and microfluidic devices formed therewith  
A process for producing a micromachined tube (microtube) suitable for microfluidic devices. The process entails isotropically etching a surface of a first substrate to define therein a channel...
8578788 Device and method for continuously measuring horizontal flux of dustfall in atmosphere  
A continuous atmospheric horizontal dustfall flux measurement apparatus includes: a dust sampling port that includes a ceiling plate, a side wall, and four or more partition plates; a suction...
8582709 Bandwidth synchronization circuit and bandwidth synchronization method  
Example embodiments are directed to a bandwidth synchronization circuit and a bandwidth synchronization method. The bandwidth synchronization circuit includes an upsizer and a syncdown unit. The...
8578787 Vortex flow meter with sampling rate control  
Vortex-shedding flow meters are operated at a sampling frequency high enough to detect each vortex multiple times. Using a fixed sampling frequency high enough for a maximum rate of vortex...
8578786 Measuring arrangement with an optical sensor  
A measuring arrangement for determining a chemical and/or physical, measured variable-especially a volume flow and/or mass flow-of a measured material flowing through a pipeline, wherein the...
8578785 Drip monitor  
A low power, low cost system and method for the detection of flow disturbances in a fluid dripping system is disclosed. In one embodiment, a light source and a light detector configured to monitor...