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WO/2012/014375 |
Flow-rate calibration is executed, by opening just an exit-side opening/closing valve of a flow-rate controller to be calibrated and letting gas with a set flow-rate flow into a calibration unit (5), measuring, at time (t0) when gas temp...
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WO/2012/003072 |
Some embodiments of a meter device (100) for measuring volume flow of gas can include bearings (610 a-b) and the timing gears (136 a-b) may each include a least one component comprising a ceramic material that enhances the wearability of...
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WO/2011/152040 |
The disclosed gas shut-off device (30A-30C) is configured such that control of a control means (33) uses vibration detection by a vibration-sensing means (50) and decrease in flow pressure measured by a pressure measurement means (32) to...
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WO/2011/147158 |
An elliptic-gear flow meter with four magnetic steels comprises two elliptic gears (3, 4), wherein two magnetic steels (5, 6; 7, 8) are built in each of the elliptic gears (3, 4) respectively, such that the total number of the magnetic s...
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WO/2011/140582 |
A method and apparatus for measuring a resultant flow delivered by a pump coupled to an over pressure valve, the method comprising the steps of: measuring, using a first flow meter, feed flow to the pump; measuring, using a second flow m...
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WO/2011/055545 |
Disclosed is a flow rate measuring device capable of simplifying computation so as to reduce the amount of memory required for the computation by retrieving characteristics of appliances, capable of absorbing variations caused by manual ...
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WO/2011/052241 |
Disclosed is a flow rate measurement device that improves accuracy in identifying appliances, simplifies computations and reduces memory usage required for computations, and absorbs variations in flow rate that changes in various ways de...
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WO/2011/052240 |
Disclosed is a flow rate measurement device that improves accuracy in identifying appliances, simplifies computations and reduces memory usage required for computations, and absorbs variations resulting from manual operation or ignition ...
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WO/2011/027606 |
Provided is a positive displacement gas-liquid two-phase flowmeter for, when measuring the respective flow rates of a gas-liquid two-phase flow comprising liquid and gas, accurately measuring the flow rates in a wide flow rate range by a...
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WO/2011/008966 |
A system for delivery of a volume of infusible fluid. The system includes a controller configured to calculate a trajectory for delivering infusible fluid, the trajectory comprising at least one volume of fluid, and determine a schedule ...
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WO/2010/143382 |
Provided is a shutoff valve unit whose housing is easy to attach to a press-worked metal plate gas meter, and which is resistant to foreign matters or water in the pipe line, misbehavior and inexpensive. The shutoff valve unit includes a...
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WO/2010/134338 |
A newly-purchased gas appliance is detected, and is notified to a gas manager. Disclosed is a gas blocking device comprised of a flow rate detection portion (201), a flow rate calculation portion (202), a code extraction portion (206), a...
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WO/2010/132702 |
An apparatus for characterizing emissions includes an emissions analyzer for estimating a concentration of a selected emission of the emission, a flow rate analyzer for estimating a volumetric flow rate of the emission and a processor in...
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WO/2010/132702 |
An apparatus for characterizing emissions includes an emissions analyzer for estimating a concentration of a selected emission of the emission, a flow rate analyzer for estimating a volumetric flow rate of the emission and a processor in...
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WO/2010/120229 |
The present invention discloses a measuring device 1 for measuring an ultra low gas flow, working by the principle of liquid displacement, wherein the measuring device 1 comprises at least one cell 2 comprising a gas inflow means 3, a ga...
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WO/2010/120230 |
The present invention discloses a system setup for carrying out a biological methane potential test on a biosample and a system setup for measuring biomethane gas in a biogas flow, the system setups inter alia comprising at least one con...
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WO/2010/109182 |
A compact prover (10) suitable for determining the accuracy of a high flow turbine flowmeter. The prover (10) includes two piston and cylinder arrangements (12, 14) which are similar in most respects. Each arrangement (12, 14) includes a...
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WO/2010/109167 |
A compact prover assembly (10) suitable for determining the accuracy of a flow meter. The assembly (10) includes a piston (20) and cylinder arrangement (12) with a cylinder (14) with an inlet (16) and an outlet (18) towards respective en...
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WO/2010/100886 |
Provided is a flow rate measuring device wherein operation is simplified by a configuration which extracts the features of an appliance, and accuracy of appliance discrimination is enhanced by reducing the quantity of memory required for...
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WO/2010/099490 |
A novel enhanced flow metering device is adapted for disposing into a flow material reservoir a known volume of flow material whereby software used in conjunction with a pressure sensor may be calibrated. Additionally, by measuring the k...
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WO/2010/099490 |
A novel enhanced flow metering device is adapted for disposing into a flow material reservoir a known volume of flow material whereby software used in conjunction with a pressure sensor may be calibrated. Additionally, by measuring the k...
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WO/2010/053926 |
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WO/2010/092544 |
Embodiments of the invention provide devices and methods for measuring fluid volume. Devices according to some embodiments include a chamber, having a pair of gears rotatably mounted therewithin. Fluid flow through the chamber causes rot...
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WO/2010/093239 |
The invention relates to a milk/air separator (8) comprising a cylinder (21) which in operation is substantially vertical and is provided with an outlet (11) for milk at an end of the cylinder, an inlet for milk (30) at a distance from t...
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WO/2010/092544 |
Embodiments of the invention provide devices and methods for measuring fluid volume. Devices according to some embodiments include a chamber, having a pair of gears rotatably mounted therewithin. Fluid flow through the chamber causes rot...
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WO/2010/093239 |
The invention relates to a milk/air separator comprising a cylinder which in operation is substantially vertical and is provided with an outlet for milk at an end of the cylinder, an inlet for milk at a distance from the outlet, a piston...
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WO/2010/087185 |
Disclosed is a gas shutoff device for appropriately registering the flow rate of a device and appropriately limiting the operating time of the device. The gas shutoff device is comprised of a flow rate detection means (10) for measuring ...
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WO/2010/084780 |
Disclosed is a gas interrupting device which prevents the unauthorized acquisition of a gas or unauthorized use of a gas interrupting device, for example, when the device is stolen. When a predetermined number of events occur, the gas s...
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WO/2010/079568 |
Disclosed is a flow rate measurement device, comprising a time differential memory unit (17b), which stores a time differential of a propagation time of an ultrasonic signal in a forward and a reverse direction that is measured in a unit...
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WO/2010/079758 |
An abnormal flow rate is determined accurately by calculating a correction flow rate from which the pulsation component is removed. A gas block device includes a flow rate detection section (21), a flow rate calculation section (22), an...
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WO/2010/070902 |
With a conventional gas shutoff device, a non-uniform gas layer can be produced by a shift in the amount of heat or by mixing of a gas of a different type from the gas currently in use during installation or replacement, and an unexpecte...
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WO/2010/070903 |
A more appropriate function of restricting the duration of use is achieved by appropriately registering the flow volumes of appliances. Provided is a gas shut-off device, wherein a flow volume detecting means measures the flow volume, a ...
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WO/2010/057809 |
The present invention relates to a total mass flow meter and a water purification device comprising the total mass flow meter. It is an object of the present invention to provide a mass flow meter that can be usefully installed in a grav...
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WO/2010/053926 |
A fluid metering device may meter the flow of fluid. The device may have a main chamber and a piston configured and oriented to reciprocate within the main chamber. The piston may be configured and oriented to define a first and a second...
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WO/2010/041456 |
Appropriate registrations of alliance flow-rates are performed to provide an appropriate use time limiting function. There are included a flow rate determining means (10) that determines flow rates; a flow rate calculating means (11) th...
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WO/2010/041455 |
It is possible to avoid the difference between the gross amount of used gas and the sum of a plurality of amounts of variation that the gas-blast circuit breaker holds. The gas-blast circuit breaker comprises a flow detection unit (11), ...
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WO/2010/039379 |
A diaphragm for use in a gas meter that includes an expansion section (68) having a series of convolutions. During repeated use of the diaphragm, the expansion section flexes to allow the center section of the diaphragm and the attached ...
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WO/2010/023421 |
A circuit for use in a current source or a proportional to absolute temperature sensor or in a bandgap regulator conducting a current, the circuit comprising a PTAT cell having two parallel current branches each including at least one tr...
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WO/2010/023995 |
An axial flow positive displacement flowmeter capable of reducing pressure loss, manufacturable at low cost, and having high accuracy. The axial flow positive displacement flowmeter (1) comprises a pair of rotors (10) of a same shape an...
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WO/2010/019111 |
The invention is directed at protecting engine fuel systems, in particular fuel counters, against a hydraulic impact and fuel pressure fluctuations. The inventive engine fuel system with a fuel metering segment comprises a fuel tank, a l...
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WO/2009/157188 |
Provided is a gas circuit breaker wherein an abnormality is detected when water enters the gas circuit breaker. The gas circuit breaker is provided with a flow quantity detecting means (8) which measures a flow quantity, and based on a d...
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WO/2009/150450 |
A diaphragmgas meter (10) comprising two fluid pathsthrough front and rear diaphragm pans. Reciprocating movement of the diaphragms is converted into rotational movement of a drive shaft. Four permanent magnets, (14, 16) are provided in ...
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WO/2009/147334 |
The invention relates to a gas meter (1) with membranes and with a rotary dispensing drive that includes a plurality of measuring chambers and a dispensing element (2) rotatingly mounted on the upper surface of a dispensing lid in which ...
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WO/2009/147334 |
The invention relates to a gas meter (1) with membranes and with a rotary dispensing drive that includes a plurality of measuring chambers and a dispensing element (2) rotatingly mounted on the upper surface of a dispensing lid in which ...
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WO/2009/148339 |
The crank mechanism of a gas meter with temperature compensation, particularly a bellows gas meter, containing a rotating part whose axis is at the same time the axis of rotation of the crank disc and at least one crank element connected...
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WO/2009/141944 |
A conventional appliance monitor only deals with a gas consumption volume or security information at gas cutoff time, so that the monitor cannot comply with the social needs for the desire to know the influence of the use of a gas burner...
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WO/2009/141943 |
A conventional device for monitoring an appliance handles only gas usage and safety information at the time of gas shut off, and a social need for recognizing information about the impact of using a gas combustion appliance on the global...
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WO/2009/110213 |
Leakage or the like is accurately detected based on a pressure and a flow volume obtained while a fluid is used. The flow volume of a gas flowing in a channel (102) is measured by a flow volume measuring section (106), and the pressure i...
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WO/2009/110214 |
A flow measuring device capable of accurately detecting leakage based on the pressure and flow of a fluid in use. The flow of a gas flowing through a flow passage (102) is measured by a flow measuring part (106), and the pressure thereof...
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WO/2009/110190 |
A gas meter and a gas safety system that allow the safety functions to be set up appropriately depending on the use environment and the like for improving the safety functions. A function setup section (116) sets up an arbitrary function...
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