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WO/1997/011338 |
A fluid meter (10) including a unit (12) for measuring the fluid volume passing through said meter and a repulsive magnetic drive consisting of a driving portion (26) connected to said measuring unit, and a driven portion (44), both of s...
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WO/1997/010019 |
A method of flow estimation during CPAP treatment is disclosed and involves measuring turbine (32) speed by means of the motor's Hall-effect sensors (80). The equivalent pressure, pest, that would be developed by the turbine (32) for tha...
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WO/1997/006377 |
A flood control device (200) which measures the volume of fluid delivered in a continuous steady flow to a house or building and which shuts off the fluid flow if a preset maximum limit is reached, indicating overly high consumption due ...
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WO/1997/004288 |
A transmitter (10) provides an output signal indicative of mass flow rate of fluid through a conduit (12). The transmitter (10) includes a temperature sensor (34) providing a temperature signal indicative of fluid temperature. A static p...
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WO/1997/002471 |
A gas flow cut-off member (14) for a gas meter (10) including a valve (20) movable in a longitudinal direction relative to a valve seat (12a), said valve being connected to a longitudinal valve rod (22) extending in said longitudinal dir...
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WO/1997/002473 |
A pulse encoder for use in a meter (10) in a liquid dispensing apparatus to deliver a signal representing the flow of dispensed liquid. Said encoder includes an encoding wheel (12; 12') rotated by the meter (10) at a speed substantially ...
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WO/1997/002472 |
A gas flow cut-off member (10) for a gas meter (11), including a valve (18) movable relative to a valve seat (12a) defining an opening (16) to let through a gas flow, is disclosed. The valve comprises a membrane (26) with a main surface ...
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WO/1996/031760 |
The invention concerns a flow measuring device, in particular for coolant guided through injection moulds. The flow measuring device comprises a coolant inlet, a coolant outlet to the injection mould, a shut-off valve between the coolant...
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WO/1996/029577 |
A method and apparatus for measuring volume correction in a gas pipeline (12) using a variable volume chamber (19) where the gas is sampled at the temperature and pressure of gas (11) in the pipeline (12). A portion of a known volume of ...
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WO/1996/028711 |
A liquid flow monitor (100) utilizing a flow meter (5), an electronic support system (50), and an indicator (80, 90) to monitor liquid flow from a liquid dispensing system and indicate to the user when a variable, programmable, predeterm...
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WO/1996/023203 |
A turbine wheel flow measuring transducer is provided for measuring low flow rates of corrosive fluids, whether fluid or gases. The transducer has a turbine wheel (12) rotating in a housing fluid chamber (10) at a rate set by the corrosi...
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WO/1996/021182 |
A mass fluid flow controller has a valve which is controlled by a controller rod structure which is substantially pivotally mounted on a metallic diaphragm which stretches and unstretches with the movement of the rod structure. The actua...
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WO/1996/017226 |
The invention teaches apparatus for and method of analysing, and particularly metering, multi-phase fluid. This is achieved by separating or forming homogenous slugs or bubbles (4) in fluid in a separator which pass successively into met...
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WO/1996/013701 |
A self-draining design for an ultrasonic gas meter is disclosed. The self-draining design of the present invention provides either a duct extending generally horizontally between the cavity and the bore to permit gravity to drain liquid ...
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WO/1996/010161 |
A flowmeter alignment device comprises an alignment ring (18, 20) affixed to an end of a flowmeter flowtube (10) and having spring fingers (26) to engage the circumference of a pipe flange raised face (22, 24). In another embodiment a fl...
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WO/1996/003623 |
Prior art devices for measuring the quantity of a flowing medium have an electronic control circuit which evaluates the electric signals from a temperature-dependent sensor unit and is fitted together with the sensor unit in a protective...
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WO/1996/003621 |
Prior art devices for measuring the quantity of a flowing medium have a plate-like sensor unit having at least one heating element and at least one measuring resistor. In order to compensate for the temperature of the flowing medium, it ...
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WO/1996/003340 |
Apparatus (10) for dispensing liquid fuel comprises a meter (70) for measuring the volume of fuel delivered, a temperature sensor (80) for determining at what temperature the volume was measured, and processing means for taking into acco...
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WO/1996/003721 |
An apparatus for metering and dispensing gas, comprising a shut-off device (2) for the gas to be consumed, means for receiving consumption signals corresponding to the gas consumption, a card reader (4) for reading data cards storing dat...
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WO/1995/035481 |
A device for measuring a fluid volume, including a measuring unit (10) consisting of a measurement channel (12) and two ultrasonic transducers (14, 16) defining an ultrasonic path therein; a fluid inlet and a fluid outlet communicating w...
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WO/1995/033977 |
A mounting plate (10) is disclosed that is adapted to be positioned between a main flow line and at least two differential pressure transmitters, to place the two differential pressure transmitters in fluid communication with a pair of p...
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WO/1995/030196 |
A liquid registration and control system (30) has an intrinsically safe (IS) fiber optic network (56) for the transmission of digital data between various modules (42, 54, 58, 146) in the system (30). The system (30) modules (42, 54, 58,...
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WO/1995/030114 |
The present invention relates to a diagnostic system for use in a network control system (10). The diagnostic system is preferably utilized to analyze VAV box (38, 40) performance in an environmental control system (10) such as a network...
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WO/1995/026494 |
The invention uses a container (1) to mix and measure the flow rate of a multi-phase fluid fed in through a feed pipe (2). The liquid and gaseous constituents of the fluid are separated in the container (1) and collected as a body of liq...
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WO/1995/026493 |
Described is a method of correcting the output signal from a gravimetric airflow meter with a reverse-flow detection capability, the method calling for the airflow meter characteristic curve to be adapted, particularly in the reverse-flo...
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WO/1995/018958 |
The process makes it possible not only to measure the gas flow rate more accurately by means of ultra-sound but also to determine the nature of the gas flowing through the measuring tube. A gas characteristic for each kind of gas is foun...
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WO/1995/017651 |
A flow sensor package having dual porous integral restrictors and a substantial bend between an inlet and a passage for housing the flow sensor and connecting the inlet to an outlet.
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WO/1995/016898 |
An equipment carrier device (1) comprises an elongate body (5) for carrying equipment (6 and 7), and a centralizing system to centralize the elongate body (5) in a conduit (2), which system comprises two support arms (15 and 18) located ...
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WO/1995/016189 |
A method for monitoring changes in the current value of a fluid flow rate in a fluid meter including a measurement unit and a rotary shaft (1) connected thereto and rotatable about its own axis when a volume of fluid flows through the me...
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WO/1995/016229 |
An arrangement for dosing fluids, in particular liquid fluids such as beverages, has a flowmeter arranged in the fluid dosing duct, in particular an impeller flowmeter, an on-off, preferably electric valve arranged in the dosing duct, fo...
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WO/1995/014216 |
Positive displacement volumetric measuring device having two ellipses which are tangentially in mesh with each other. The ellipses are characterized in that they are formed of two rounded parts and two flattened parts, one rounded part o...
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WO/1995/012151 |
A data input and control equipment for gas pressure regulating stations has a measurement value sensor and a microprocessor unit. Data are recorded, stored and evaluated by the microprocessor. The microprocessor unit has a clocked measur...
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WO/1995/011425 |
A vortex flow transmitter (10) has a filtering circuit (20) receiving a noise contaminated input signal representative of the flow and which has a fundamental frequency varying responsively to flow. The filter (20) filters the input sign...
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WO/1995/010028 |
A multiphase flowmeter device (50) for measuring multiphase fluid flowstreams of gas, oil and water. The device includes a separator (31) for separating gas from liquid and a Coriolis flowmeter (22) for flowstreams of relatively high gas...
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WO/1995/008758 |
A two-wire transmitter (2) senses differential pressure, absolute pressure, and process temperature of a process fluid. The information can be used to provide an output representative of mass flow through a pipe (4). The transmitter (2) ...
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WO/1995/006856 |
An electronic filter conditioning a primary flow signal generated by a flowmeter comprises a first parallel bank of electronic filters including a first plurality (7) of band pass filters respectively including a first plurality (10) of ...
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WO/1995/006207 |
An apparatus and a method for measuring a fluid flow in a conduit (10) are obtained by insertion within the conduit, upstream of a fluid measuring device, of a fluid straightening and displacement device to stabilize, homogenize and cond...
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WO/1995/002806 |
A method for in situ calibration of a flow meter (10) under test installed in a pipe involves positioning a pre-calibrated insertion meter (20) within the bore of the pipe in series with meter (10) and using the output from the insertion...
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WO/1994/029677 |
The water meter is characterized in that the maximum distance between the front wall (4) of the cover (2) and the meter disk (3) or its indicators is greater than the maximum elastic deflection of the front wall (4) of the cover (2).
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WO/1994/020158 |
Peritoneal dialysis systems and methods move liquid using a pump chamber (P1, P2) that is operated in response to pneumatic pressure variations applied by a pump actuator (PA1, PA2). The systems and methods periodically measure air press...
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WO/1994/019665 |
To determine the relative position of two members, for example the position of a dial (104) on an axle (118), a magnetic bias element (122) and two magnetostrictive resonators (124, 126) are provided. The bias element (122) rotates with ...
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WO/1994/018527 |
A fuel consumption meter for a fuel-burning furnace with a burner motor, comprises a user accessible memory for storing the rate of fuel consumption of the furnace, a sensor for generating a signal when the burner motor is in operation, ...
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WO/1994/016757 |
A portable, battery powered, hand-held system for releasing a controlled dose of aerosol medication for inhalation by a patient including a durable body (2) and a medication cassette (4) inserted in the durable body (2). The cassette (4)...
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WO/1994/016758 |
A portable, battery powered, hand-held system for releasing a controlled dose of aerosol medication for inhalation by a patient including a durable body (2) and a medication cassette (4) inserted in the durable body (2). The cassette (4)...
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WO/1994/017370 |
A portable, battery powered, hand-held system for releasing a controlled dose of aerosol medication for inhalation by a patient including a durable body and a medication cassette inserted in the durable body. The cassette includes a hous...
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WO/1994/016759 |
A portable, battery powered, hand-held system for releasing a controlled dose of aerosol medication for inhalation by a patient including a durable body (2) and a medication cassette (4) inserted in the durable body (2). The cassette (4)...
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WO/1994/004890 |
In order to improve the accuracy of the measuring results of ultrasonic flow meters each individual flow meter is tested and adjusted prior to taking the flow meter in use. The adjustment of the flow meter comprises providing through the...
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WO/1994/003781 |
Apparatus for determining deviation of a volume of liquid from a predetermined volume comprises a main vessel (4) for receiving the liquid and a measuring vessel (5) from which the deviation is determined from the meniscus of the liquid ...
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WO/1994/001741 |
A gas meter of the kind which has flexible diaphragms working back-and-forth in chambers to which the gas being metered is alternately admitted and exhausted has a counting mechanism shown in the figure for counting the diaphragm movemen...
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WO/1994/001742 |
A gas meter of the kind in which flexible diaphragms work back-and-forth in chambers to which the gas being metered is alternately admitted and exhausted is adapted for a variety of different mounting configurations by the selection of a...
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