Matches 1 - 43 out of 43


Match Document Document Title
7886593 Flow meter and flow controlling device  
To provide a highly accurate flow meter. A Flow meter comprising an inflow opening into which a measurement fluid flows, an outflow opening from which a measurement fluid flows, and a flow path...
6253605 Semiconductive flow proportioner  
A proportioning element (10) for proportioning a fluid flow from an input side to an output side of the proportioning element (10) comprises a membrane (12) provided with at least one opening (16)...
5728942 Fluid pressure measuring system for control valves  
A system for improving fluid pressure measurement in a control valve includes placing a flow conditioner adjacent to and upstream from averaging channels located at the inlet and outlet of the...
5723783 Acoustic displacement flowmeter  
An acoustic displacement flowmeter determines the flow rate of a fluid in a path containing a controllable valve by establishing fluid flow along the path, directing the flow of the fluid to a...
5650565 Mini-dilution apparatus and method for exhaust emission testing  
A mini-diluter apparatus and method are provided for preparing dilute samples of exhaust gas for emission testing. The apparatus includes first and second mass flow controllers which respectively...
5540104 Acoustic displacement flow meter  
An acoustic displacement flowmeter uses a high-compliance acoustic-type displacement transducer to measure fluid flow accumulated by temporarily restricting the flow of a fluid along a path. The...
5297427 Wide-range laminar flowmeter  
An adjustable laminar flowmeter is disclosed for use in fluid flow measurement. The flowmeter comprises a plurality of paths, at least one of which has at least one dimension which is adjustable by...
5231871 Hot-electrical-resistance type gas flow meter and internal combustion engine with hot-electrical-resistance type gas flow meter  
An object of the present invention is to provide a hot-electrical-resistance type gas flow meter wherein a deterioration of a gas-cooled hot-electrical-resistance is prevented at the maximum flow...
5090240 Flowmeters  
A bypass flowmeter assembly has a plurality of branch pipes (11) connected in parallel with a main pipe (10), with at least one of the branch pipes having a respective flowmeter (14), and at least...
5029470 Device for measuring or metering and regulating the mass of a flow of gas  
The invention pertains to a device for measuring and regulating the mass of a flow of gases by means of a bypass system with a sensor capillary element, a regulating valve, and an electronic...
4884441 Variable capacity flowmeter  
The flowmeter of the present invention comprises at least two separate flow passages wherein one of the two flow passages include a shut-off valve with an actuator and the other of the two passage...
4870859 Flowmeter controller for an air inleakage monitoring system  
A method and apparatus for controlling the operation of a normally open bypass valve in a steam turbine air inleakage exhaust vent pipe. The valve is used to bypass a flowmeter connected in a...
4858647 Attitude-insensitive, by-pass sensor  
Disclosed is a valve having a body having an inlet channel, an outlet channel in fluid communication with the inlet channel, and a flow-monitoring region situated medially between the inlet and...
4524616 Adjustable laminar flow bypass  
A frusto-conical adjustable laminar flow bypass restrictor which is disposed within a conically tapering bore to form a conduit capable of maintaining laminar flow and adjustable to form annuli of...
4519248 Device for measuring a whole day urinary output  
This invention provides a device for measuring a whole day urinary output, which includes an outer cylindrical container and an inner hollow tubular container positioned in the outer cylindrical...
4445368 Air flow rate meter apparatus  
A air flow rate meter apparatus includes an air bypass line, which branches off from a filter housing on the air intake fitting of an internal combustion engine and discharges at a restriction of...
4429581 Multiphase flow measurement system  
A multiphase flow measurement system determines the individual total flow rates of the water, gas, and oil components in a production fluid mixture from a subterranean well. The system includes a...
4366719 Instrument for measuring the flow rate of a fluid in motion  
A flow-rate meter has a cylindrical housing in which a counterweighted blade is pivotable on a shaft about the axis of the housing which is subdivided by a radial partition, an inlet port and an...
4315431 Adjustable flow divider for mass flowmeters  
An adjustable flow divider for a mass flowmeter useful in shunting a portion of a fluid flow from a main supply line. The adjustable flow divider includes a porous tube (32) having a plurality of...
3882723 Fluid pressure apparatus  
A fluid pressure comparison apparatus including a pressure responsive member displaceable by the difference between two pressure sources being compared to vent fluid from one of the sources, when...
3807229 BYPASS FLOWMETER  
A mass flow rate transmitter is adapted for insertion in a fuel line for measurement of the mass flow rate of fuel through the line over a wide range of flow rates, e.g., 300-90,000 pounds per hour...
3803921 SAMPLING AND FLOW MEASURING DEVICE  
A device for sampling the fluid flow in a pipe and comprising a probe extending into the flow stream of said pipe. The probe comprises an outer conduit having blind inner and outer ends extending...
3691831 VARIABLE ORIFICE METER  
Variable orifice meter assembly for determining the total volume of gas flowing through the assembly by measuring only a portion thereof, comprising a positive displacement meter associated with a...
3600944 MILK METERS  
A milk meter in which the incoming milk passes through two channels and which is provided with a floating choke the position of which determines the fraction of milk diverted from one of the...
3546938 FLUID FLOW METER  
3611802 AFTERBURNER FUEL MANIFOLD FLOW SENSOR  
3618383 RECIRCULATING FLUID SUPPLY SYSTEM WITH FLOW MEASURING MEANS  
3557618 FLUID METERS AND FLUID CONDUIT SYSTEMS EMBODYING THE SAME  
3407657 Meters for measuring the mass flow of fluid  
3315694 Pilot operated metering device  
3312106 Flow meter  
3308669 Proportionate liquid sampling device, specifically a milk scale  
3308662 Meters for measuring the mass flow of fluids  
3241372 Apparatus for sampling the flow of a liquid from a liquid-gas mixture  
3220254 Two-phase fluid flowmeter  
3183712 Flowmeter  
3174345 Milk yield indicator and sampling device  
3066530 Rate of flow indicator  
3013432 Venturi tubes  
3010316 Fluid flow regulating and indicating apparatus  
2936621 Flow meter  
2884891 Fluid flow indicator  
2873606 Flowmeters particularly for gases  
Matches 1 - 43 out of 43