Patents
Patents for G01F 3 - Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow (2,299)
12/2008
12/18/2008WO2008152812A1 Flowmeter and fluid supply system
12/09/2008US7461549 Mass flow verifiers capable of providing different volumes, and related methods
12/09/2008CA2235929C Optical dose measurements in syringes
12/04/2008WO2008146484A1 Physical amount change history recording method, its program, flow rate measuring device, and fluid supply system
12/03/2008CN101317073A Liquid meter cylindrical measurement chamber
11/2008
11/26/2008EP1994375A1 Volumetric flowmeter having a sensor
11/26/2008EP1993635A2 Fluid delivery systems and methods
11/20/2008DE102007017490A1 Housing for gas meter for executing measuring procedures as measure for gas quantity, flowing through housing, has feeder for medium thickness cable pass-through, arranged in housing wall
11/13/2008WO2008136189A1 Flow rate measuring device and program for the device, method of measuring flow rate, and fluid feed system
11/12/2008EP1990613A1 Mechanical temperature compensation gas meter
11/12/2008CN201149500Y Piston displacement type flow meter
11/12/2008CN101305269A Positive displacement fluid flow meter
11/05/2008CN201145596Y Gas flow detecting meter machine core
11/05/2008CN201144692Y CBM wellhead quality flowmeter
10/2008
10/30/2008DE102006000430B4 Strömungsmessgerät und Verfahren zum Überprüfen einer Genauigkeit desselben The same flow meter and method for checking an accuracy
10/29/2008EP1565704B1 Level, angle and distance measuring device
10/22/2008CN201138222Y Flowmeter suitable for fuel charger
10/16/2008US20080253934 Dispensing of precise quantities (aliquots) of fluid from a relatively inexpensive, portable handheld gun/shaped pipetter; computing a height and quantity of a liquid column within the pipette, and controlling gas flow into the pipette
10/14/2008US7434461 Liquid flow meter
10/08/2008CN101281051A Rotary-piston type flowmeters
10/07/2008US7430930 Sampler for taking a defined amount of sample of a fluid medium from a sample-taking site
10/02/2008WO2008117531A1 Gas appliance monitoring apparatus
09/2008
09/30/2008US7428840 Apparatus for measuring volumetric or mass fluid flow
09/17/2008CN100419391C Diaphragm gas meter
09/11/2008DE102007011439A1 Flow sensor for toxic media and high pressures, has two tooth wheel interlock on front side, and wedge-shaped separating element is provided between interlocked faces of tooth wheel
08/2008
08/28/2008WO2008103167A1 Device for metering fluids
08/27/2008CN201107069Y Membrane type gas meter with mechanical temperature inversion apparatus
08/14/2008WO2008096666A1 Pump unit type servo-displacement flowmeter
08/14/2008WO2008096665A1 Path structure for flow and differential-pressure detections in servo-type displacement flowmeter
08/07/2008US20080184791 Instruments for flow meters
08/06/2008EP1144961B1 Droplet counter for low flow rates
07/2008
07/31/2008WO2008072749A3 Flow rate measurement device
07/30/2008CN201094049Y Intelligent gas meter with brake servomechanism
07/24/2008WO2008087989A1 Flow rate measurement device, program for the flow rate measurement device, flow rate measurement method, and fluid supply system
07/23/2008EP1946050A1 Liquid meter cylindrical measurement chamber
07/10/2008WO2008081908A1 Flowmeter and gas supply system
07/09/2008EP1941246A1 Apparatus for determining and controlling flow rate
07/08/2008US7396512 Automatic precision non-contact open-loop fluid dispensing
07/08/2008US7395708 Flow measuring apparatus including a piston movable in the flow barrel
07/03/2008WO2008079202A1 Measuring fluid quantities, blending liquid constituents, and dispensing blends
07/03/2008WO2007104517A8 Volumetric flowmeter having a sensor
07/02/2008CN101210835A Diaphragm type water saving-type water meter
07/01/2008US7392698 Automatic flow measuring device
06/2008
06/26/2008DE102006060013A1 Post-threshing method for detecting effectiveness of combine harvester, involves displaying continuously plane for receiving chaff, which is ejected from combine harvester during harvesting of grains
06/19/2008WO2008072587A1 Flow rate measuring device and gas supply system employing it, method for specifying gas appliance
06/11/2008EP1929253A2 Method for controlling a dosing apparatus for liquid or pasty media
06/05/2008US20080127746 Flow Sensor and Method for Measuring the Volume and/or Flow Speed of a Medium
06/03/2008US7381882 Performance control apparatus and storage medium
05/2008
05/28/2008EP1844430B1 A counter for a fluid flow meter
05/21/2008CN101185087A Counter adapted to mount within housing of a fluid flow meter
05/20/2008CA2169322C Pumping system
05/15/2008WO2008056745A1 Ultrasonic fluid measurement device
05/14/2008CN201060008Y Component water saving leakage prevention water meter
05/08/2008US20080105047 Liquid flow sensor
05/07/2008CN100386605C Device for measuring time-resolved volumetric throughflow processes
05/02/2008WO2008050490A1 Flowmeter and its program
05/01/2008US20080098808 Liquid flow meter
04/2008
04/30/2008CN101168096A Simulated human body action gaming system and air flow sensor used in the system
04/23/2008EP1913344A1 Positive displacement fluid flow meter
04/23/2008CN201050997Y A film gas meter
04/16/2008CN201047765Y Electronic type pre-payment IC card carrier gas meter
04/09/2008EP1906778A1 Protective material, clothing item and method of protection
04/09/2008CN201045582Y Piston seal structure for piston-type flowmeter
04/03/2008WO2008002987A3 Authentication of ingestible products using saccharides as markers
04/03/2008DE102006044724A1 Operating device for field device of automation-and process control technology, has input and output unit with which two proximity sensors are arranged at specified distance, and sensors receives change in state due to motion of object
04/02/2008EP1906157A2 Power system architecture for fluid flow measurement systems
04/02/2008EP1904815A2 Liquid proportioning system
04/02/2008CN201043907Y Flow meter
03/2008
03/12/2008CN201034662Y Passive correction of temperature gas gage table
03/12/2008CN201034661Y Droplet water flow sensing unit
03/12/2008CN201034660Y Water meter with droplet water discharge sensing head
03/11/2008US7340950 Flow rate measuring device
03/06/2008WO2007127986A3 Flow measuring apparatus including a piston movable in the flow barrel
02/2008
02/27/2008CN201026328Y Call prompter for transfusion
02/27/2008CN101133302A Flow rate measurement device
02/20/2008EP1889014A1 Oval gear meter
02/07/2008WO2008014872A1 Annular piston counter
02/07/2008US20080028822 Single and Multiphase Fluid Measurements
02/07/2008DE102006035904A1 Ringkolbenzähler Ring piston meter
02/06/2008CN100367007C System for distinguishing appliance
01/2008
01/29/2008US7322231 Flowmeter of a variable orifice type having a cleaning arrangement
01/23/2008EP1881304A1 Flow rate measurement device
01/23/2008CN100362909C Free-flow fluid measurement meter
01/17/2008WO2007107558A3 Determination of cartridge content by capacitive means
01/17/2008US20080010821 Flow sensor with self-aligned flow channel
01/10/2008WO2008004334A1 Method of detecting malfunction of restriction mechanism downstream side valve of pressure flow control device
01/09/2008CN201002090Y Equipment for cleaning liquid crystal display screen
01/09/2008CN100360907C Method for measuring gas flux using ultrasonic air volume meter
01/03/2008WO2008002987A2 Authentication of ingestible products using saccharides as markers
01/03/2008CA2655921A1 Authentication of ingestible products using saccharides as markers
01/02/2008CN100359295C Liquid and gas separating metering device
01/02/2008CN100359294C High voltage-resistant bi-directional elliptic gear flow meter
01/01/2008US7313955 Liquid flow meter
12/2007
12/27/2007WO2007147555A1 Device for detecting a flow of milk
12/19/2007CN200993588Y Rotary piston type water meter
12/18/2007CA2426596C Self-powered fluid meter
12/12/2007CN200989798Y Diaphragm type water-saving water meter
12/06/2007WO2007092618A3 Fluid delivery systems and methods
12/06/2007DE102006025048A1 Device for use as rain measuring instrument for measuring quantity of dripping water flow and condensate volume of fire installation, includes conversion of signal to volume or weight measure of condensate water
12/05/2007CN101084399A Gas block device and gas block method
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