Patents for G05D 7 - Control of flow (11,410)
09/1999
09/29/1999CN2340995Y Electrically controlling rotor flow regulating valve
09/28/1999US5957393 Air regulator control system for powder coating operation
09/21/1999US5956248 Irrigation controller with removable station modules
09/21/1999US5954129 Flow control unit
09/21/1999CA2072190C Flow noise reduction
09/16/1999WO1999046652A1 Method and apparatus for regulating and terminating fluid flow
09/16/1999DE19810536A1 Water bath evaporator for liquefied gases
09/16/1999CA2323485A1 Method and apparatus for regulating and terminating fluid flow
09/15/1999EP0918730A4 Automatic calibration process and apparatus
09/10/1999WO1999045447A1 Method and apparatus for regulating fluid flow
09/10/1999WO1999044740A1 Apparatus for, and method of, varying the rate of flow of fluid along a pathway
09/09/1999DE19807889C1 Ventilation air flow regulation method for factory floor e.g. for microelectronics manufacture.
09/08/1999EP0940742A2 Flow controller, parts of flow controller, and related method
09/08/1999EP0940741A2 Flow controller, parts of flow controller, and related method
09/08/1999EP0940740A2 Flow controller, parts of flow controller, and related method
09/07/1999US5947689 Automated, quantitative, system for filtration of liquids having a pump controller
09/07/1999US5946920 Surgery
09/07/1999CA2145651C System for controlling flow through a process region
09/01/1999EP0938838A1 Sensor apparatus with butterfly valve for maintaining packing density of moving material
09/01/1999CN1044930C Double-probe type water flushing controller
08/1999
08/31/1999US5946221 Method and system for maintaining a desired air flow through a fume hood
08/31/1999US5944048 Method and apparatus for detecting and controlling mass flow
08/25/1999CN2335176Y Natural gas delivery pressure flow rate controller
08/24/1999US5941689 Control system and method to control variable hydraulic pumps with a temperature sensor
08/24/1999US5941501 Passively addressable cantilever valves
08/24/1999US5941267 Electrically controlled flow regulator valve with transient dampening
08/19/1999DE19804692A1 Durchflußregelventil Flow control
08/18/1999EP0936522A1 Flow regulator
08/18/1999EP0610418B1 Method for liquid flow measuring and apparatus to practise this method
08/18/1999CN1226179A Liquid flow regulator
08/17/1999US5938075 Powder feeder and method for driving powder feeder
08/17/1999US5938074 Metering method and metering device for powder materials
08/17/1999US5937884 Method of reducing the acoustic energy
08/17/1999US5937855 Flow regulating valve in a breathing gas delivery system
08/12/1999WO1999040350A1 Flow control valve
08/11/1999CN1225460A Process and device for controlling at least two prodn. units
08/10/1999US5934317 Pressure compensated flow control valve
08/05/1999WO1999038552A1 Implantable drug infusion device having a flow regulator
08/04/1999EP0932502A1 Process and plant for preparing printing paste or the like, in particular for printing textile or carpet webs
08/03/1999US5931191 Flow control valve for passing two fluids in opposite directions
08/03/1999US5931186 Fluid flow control valve and actuator for changing fluid flow rate
08/03/1999CA2212547C Pressure type flow rate control apparatus
07/1999
07/29/1999WO1999038057A1 Fluid supply apparatus
07/28/1999EP0931941A1 Orifice for pressure type flow rate control unit and process for manufacturing orifice
07/27/1999US5927520 Electro-hydraulic operating system for extensible boom crane
07/27/1999US5927400 Device and method for the adjustment of the flow rate of a liquid, with closed loop control
07/27/1999US5927321 Within a pipe
07/22/1999WO1999036844A1 Hvac fan-powered terminal unit having preset fan cfm
07/20/1999US5925240 Water treatment system having dosing control
07/20/1999US5924447 Ultra high purity gas distribution component with integral valved coupling and methods for its use
07/13/1999US5921261 Dampening resonance in a flow regulator
07/06/1999US5920829 Method of compensating for changes in flow characteristics of a dispensed fluid
07/06/1999US5920488 Method and system for maintaining a desired air flow through a fume hood
07/06/1999US5919357 Filter cartridge assembly
06/1999
06/29/1999US5917266 Control apparatus for intermittently driving actuator, powder feeder and servo system utilizing thereof
06/29/1999US5916251 Steam flow regulation in an absorption chiller
06/23/1999EP0924586A1 Regulation of fluid conditioning stations
06/22/1999US5913328 Flow control valve with one piece plug/valve tube sleeve assembly
06/22/1999CA2192737C Paint flow control interface
06/16/1999EP0922247A1 Flow control system
06/15/1999US5911339 Vitamin concentrate delivery system
06/15/1999US5911239 Metering valve
06/15/1999US5911238 For use in a manufacturing process
06/15/1999CA2159790C Control of prime mover in hvac distribution system
06/09/1999EP0921457A2 Fluid flow control valve actuator
06/09/1999EP0921337A1 Temperature sensing type flow rate control valve
06/09/1999CN1219141A Electroformed multilayer flow regulator
06/09/1999CN1218884A Temperature sensitive flow controlling valve
06/02/1999EP0918730A1 Automatic calibration process and apparatus
06/02/1999EP0918578A1 System and method for controlling airflow in a laboratory or fume hood
06/02/1999EP0918553A1 Liquid flow regulator for use in infusion sets
06/02/1999DE19854896A1 Dosing device for building, chemical industry, baking etc.
06/02/1999CN2322174Y Gas flow controller
06/01/1999US5908367 Flow rate control valve and continuously variable automatic transmission provided with same
05/1999
05/27/1999DE19829808A1 Procedure for controlling induction air quantity for machine
05/25/1999US5906294 Powder supplying device utilizing an ultrasonic motor
05/25/1999CA2159765C Global control of hvac distribution system
05/19/1999CN1216810A Flow control valve with integrated pressure controller
05/18/1999US5904335 Flow control valve with a pressure compensation function
05/18/1999US5904177 Fluid flow control device
05/12/1999CN2318658Y Large differential pressure gas conditioner
05/11/1999US5902927 Fluid metering apparatus and method
05/11/1999US5901897 Gas flow rate control device and brazing device with flow rate of frist gas and flow rate of second gas controlled on the basis of set ratio
05/11/1999US5901751 Restrictor shield having a variable effective throughout area
05/11/1999US5901750 Variable flow orifice valve assembly
05/11/1999US5901741 Flow controller, parts of flow controller, and related method
05/06/1999EP0913314A2 Demand responsive flow control valve
05/06/1999EP0805927A4 Improved automatic recirculation valve
05/05/1999CN2316959Y Automatic transfusion alarm device
05/04/1999US5899224 Insertable into a liquid-supply line or a bore of a plumbing fitting
04/1999
04/29/1999WO1999021067A2 Mass flow controller and related methods
04/29/1999DE19743740A1 Fluid flow quantity regulator using multistage elastomer ring inserts giving more constant driving pressure across pipe
04/28/1999EP0911715A1 Flow control valve with integrated pressure controller
04/28/1999EP0911714A1 Flow control valve with integrated pressure controller
04/28/1999EP0910766A1 Improved pressure-based mass flow controller
04/22/1999DE19846815A1 Valve device for pump
04/15/1999WO1999018405A1 Method, control paradigm and means for monitoring and controlling the process variables of a process gas flowing through a dryer hood used in a drying process
04/15/1999CA2305671A1 Method, control paradigm and means for monitoring and controlling the process variables of a process gas flowing through a dryer hood used in a drying process
04/14/1999EP0908930A2 Fluid control apparatus
04/14/1999EP0908808A1 Method and device for controling at least two production devices
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