Patents for G05D 7 - Control of flow (11,410)
10/2001
10/04/2001US20010025655 Apparatus and method for metering delivery quantity of ultra-low temperature liquefied gas
10/04/2001US20010025566 Compressed air flow rate controller for (paint sprayer system) air tools
10/03/2001CN1315682A Adaptive frequency-conversion, speed-regulation and flow-changing control method and system
10/03/2001CN1072052C Apparatus and method for producing thin solidified alloy
10/02/2001US6296226 Fluid metering system
10/02/2001US6296013 Pressure/flow rate control valve
09/2001
09/27/2001WO2001071297A1 Continuous liquid flow system
09/27/2001WO2001071226A2 Thermally actuated microvalve assembly
09/26/2001EP1135716A1 Fluid flow controlling
09/26/2001EP1135179A2 Flow regulator
09/25/2001US6293298 Water softener valve
09/20/2001US20010022079 Device and process for controlling the pressure and delivery of a fuel feed to a servovalve unit
09/19/2001EP1134190A1 Water purification system and method including dispensed volume sensing and control
09/19/2001EP1133718A1 Method and device for regulating individual sub-flows of a system for conveying fluid media
09/18/2001US6290750 Production plant and process comprising several treatment steps
09/18/2001US6289923 Gas supply system equipped with pressure-type flow rate control unit
09/13/2001WO2001067815A2 Electrical heating apparatus
09/13/2001WO2001067048A2 Miniature pulsatile flow controller
09/13/2001US20010021829 Infusion rate adjusting device for drug solution injector
09/13/2001DE10009229A1 Cooling water controller has flow measurement device arranged in laminar flow region in forward flow pipe so as to only penetrate into edge region of laminar flow region
09/13/2001DE10009120A1 Condition-oriented regulation method for conveyor belt has reconstructed process parameters compared with measured process parameters and weighted for providing feedback regulation values
09/12/2001EP1131687A1 Flow limiter
09/12/2001EP1131541A1 Method of compensation for flux control of an electromechanical actuator
09/11/2001US6286764 Fluid and gas supply system
09/11/2001US6286543 Compressed gas regulator with flow control and internal gauge
09/07/2001WO2001065326A2 Mass flow controller and method of operation of mass flow controller
09/06/2001US20010018928 Method of operation of mass flow controller
09/06/2001US20010018927 Mass flow controller and method of operation of mass flow controller
09/05/2001EP1129740A2 Infusion rate adjusting device for drug solution injector
09/05/2001EP1129739A2 Micromachined filters
09/05/2001EP1129345A1 Practical device for controlling ultrasmall volume flow
09/04/2001US6285151 Method of compensation for flux control of an electromechanical actuator
09/04/2001US6283145 Proportional control gas valve
08/2001
08/30/2001WO2001063270A1 Multi-reservoir pressure control system
08/30/2001WO2001062069A2 Flow regulators with flexible diaphragms
08/30/2001CA2399199A1 Multi-reservoir pressure control system
08/29/2001EP1128180A2 Control system
08/29/2001CN1310306A High pressure liquid valve and its intelligent monitoring system
08/28/2001US6280159 Valve arrangement and pump for a gear system
08/28/2001US6279609 Flow control means
08/23/2001WO2001061226A1 Extended range proportional valve
08/23/2001US20010015224 Fluid flow valve with variable flow rate
08/22/2001EP1126348A2 Intelligent valve flow linearization
08/22/2001EP1126347A1 Method for detecting abnormal flow rate for pressure flow rate controller
08/22/2001EP1009976B1 Dosing apparatus
08/21/2001US6276491 Regulator for adjusting the fluid flow in a hydrostatic or aerostatic device
08/16/2001WO2001059536A1 Method and device for mass flow determination via a control valve and for determining a modeled induction pipe pressure
08/16/2001US20010014840 Chemical injection system
08/16/2001DE10041073A1 Verfahren und Vorrichtung zum Ermitteln eines Massenstromes über ein Steuerventil und zum Ermitteln eines modellierten Saugrohrdrucks Method and apparatus for determining a mass flow through a control valve and for determining a modeled induction pipe pressure
08/14/2001US6273240 Vibratory conveyor and control system therefor
08/14/2001US6273139 Fluid control apparatus
08/14/2001US6273126 Flow regulator for water pump
08/14/2001US6272885 Multiple orifice glass feed system having a heat shield
08/10/2001CA2298748A1 Proportional control gas valve
08/09/2001WO2001056918A1 Enhanced flow controller for a beverage dispenser
08/09/2001US20010011660 Enhanced flow controller for a beverage dispenser
08/08/2001CN1307256A Human imitating intelligent regulator
08/08/2001CN1307196A Ratio control gas valve
08/07/2001US6272399 Method and system for maintaining a desired air flow through a fume hood
08/07/2001US6269839 Control member for a valve and method for determining fluid flow rate through a valve
08/02/2001WO2001054823A1 Accurate horticultural sprinkler system and sprinkler head
08/02/2001WO2001006333A3 Particle sensing system and associated methods
08/02/2001DE10002001A1 Dosiereinheit und Verfahren zur Dosierung flüssiger oder gasförmiger Edukte für ein Brennstoffzellensystem Dosing and Method for metering liquid or gaseous starting materials for a fuel cell system
07/2001
07/31/2001US6267267 Method and apparatus for improved regulation of flow of particulate matter
07/26/2001WO2001054215A2 Dosing unit and method for dosing liquid or gaseous educts for a fuel cell system
07/26/2001WO2001053899A1 Electronic control device for solenoid valves of watering systems
07/26/2001WO2001053735A1 A magnetic suspension type gas flow adjusting valve port means
07/26/2001US20010009163 Combined sensor and flow controller provided with combined sensor
07/26/2001DE10011213A1 Druck/Durchflussraten-Steuerventil Pressure / flow rate control valve
07/26/2001DE10003029A1 Method and appliance for restricting amount of liquids and gases drawn off automatically cuts off supply if set quantityt or time is exceeded
07/26/2001DE10001165A1 Hot air flow measuring system for controlling air conditioners mounted in aircraft, comprises printed circuit board on which controller, pressure sensors and signaling lines are arranged
07/25/2001EP1118863A2 Device for testing and/or influencing fluid flow
07/25/2001EP1118048A1 Compressor drive
07/24/2001US6264435 Regulation of fluid conditioning stations
07/24/2001CA2220919C Crossflow with crossmirror and lock out capability valve
07/19/2001WO2001052007A2 Reduced length pressure compensating liquid flow regulator
07/19/2001CA2396800A1 Reduced length pressure compensating liquid flow regulator
07/12/2001DE10000178A1 Einrichtung zum Überprüfen und/oder Beeinflussen der Strömung in einem Fluid Means for checking and / or influencing the flow in a fluid
07/11/2001EP1115047A1 Device for monitoring and adjusting the flow-rate of an abrasive mixture for gang saws for cutting granite, stone or the like
07/11/2001EP1114958A2 Motor-actuated valve device
07/10/2001US6257447 Precision powder feeder
07/05/2001WO2001048574A2 Device and method for adjusting the power of a power pack driving a helicopter rotor
07/04/2001EP0877975B1 Pressure compensating hydraulic control valve system
07/03/2001US6254576 Pressure-responsive flow regulator and drug delivery devices employing the same
07/03/2001US6253605 Semiconductive flow proportioner
06/2001
06/28/2001US20010004903 Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus
06/27/2001EP1110132A1 Metering valve
06/27/2001CN2436957Y Drop height type flow constant regulator
06/26/2001USRE37245 Variable air volume environmental management system including a fuzzy logic control system
06/26/2001US6250560 Variable-air-volume diffuser actuator assembly and method
06/26/2001US6250327 Fluid flow valve with variable flow rate
06/21/2001WO1998002686A8 Improved pressure-based mass flow controller
06/20/2001EP1108097A1 Regulating device for continuous or sequential distribution of single liquids or mixtures
06/20/2001CN1299968A Coal powder density measuring method and measuring controller
06/19/2001US6247493 Miniature pulsatile flow controller
06/13/2001EP0739503B1 Valve positioner with pressure feedback, dynamic correction and diagnostics
06/12/2001US6244297 Fluid pressure reduction device
06/12/2001US6244293 Fluid mass flow controller device and method
06/05/2001US6240951 Inflation system and valve for use therein
06/05/2001US6240944 Addressable valve arrays for proportional pressure or flow control
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