Patents for G05D 7 - Control of flow (11,410) |
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01/12/1993 | US5177965 Pump control system with limit signal generated at a given displacement setting |
01/07/1993 | WO1992021006A3 Method and apparatus for translating a mass flow meter signal |
01/05/1993 | US5177470 Sensor device for particles in an air stream |
01/05/1993 | US5175996 Apparatus for propellant flow control at low mass flow rates in zero G environment |
12/30/1992 | CN1067484A Free-lobe compressor set |
12/29/1992 | US5174339 Fluid flow control valve |
12/29/1992 | US5174332 Constant flow valve |
12/29/1992 | US5174330 Constant flow rate control valve with low pressure drop start |
12/29/1992 | US5174329 Loading pressure compensation type logic valve |
12/29/1992 | US5174320 Bulk cement metering device |
12/29/1992 | CA1311987C Fresh water control system and method |
12/23/1992 | EP0519523A2 Valve control system |
12/16/1992 | EP0518594A1 Droop compensated bypass valve |
12/16/1992 | EP0518538A2 Motor control system |
12/16/1992 | EP0518301A2 Sprayhead |
12/15/1992 | US5170626 Hydraulic flow control system for automotive vehicle |
12/10/1992 | WO1992022025A1 Flow control apparatus |
12/09/1992 | EP0517293A1 Integrated device for controlling the volume of fluids flowing through electrovalves for liquid distributing machines and washing machines |
12/08/1992 | US5168894 Air terminal |
12/02/1992 | EP0516240A1 Apparatus for supplying liquid under constant pressure |
12/01/1992 | US5168200 Automatic powered flowmeter valves and control thereof |
11/30/1992 | CA2069791A1 Valve control apparatus |
11/26/1992 | WO1992021006A2 Method and apparatus for translating a mass flow meter signal |
11/19/1992 | EP0514358A2 Control device for the adjustment members of the flowrate to the delivery nozzles in hydromassage or underwater massage installations |
11/17/1992 | US5164643 Electric multi-point positioner for a rotary component |
11/17/1992 | US5163920 Flow regulator damper element |
11/17/1992 | US5163818 Automatic constant air flow rate pump unit for sampling air |
11/11/1992 | EP0512507A1 Control system for automatically connecting or disconnecting conveyors lined up one behind the other and forming a conveyor line |
11/10/1992 | US5161777 Control device for a valve |
11/03/1992 | US5160216 Drainage distribution amount determining method and drainage system |
11/03/1992 | US5159951 Mass flow controller |
11/03/1992 | US5159840 Method and apparatus for measuring, regulating and controlling the quantity of fiber tufts in flight |
11/03/1992 | US5159812 Circuitry for controlling control coils of servo devices in a hydraulic system |
10/29/1992 | WO1992018921A1 Device for regulating the flow rate of a fluid in a fluid distribution network |
10/29/1992 | DE4113388A1 Flow regulating valve for hydraulic system - has actuator adjustment provided by stepping motor to rotate valve restrictor through angle to adjust restricting orifice and with electromagnetic brake to maintain position |
10/28/1992 | CN1018855B Power unit control method and power unit control system |
10/27/1992 | US5159218 Motor with integral controller |
10/27/1992 | US5158230 Air flow control apparatus |
10/27/1992 | US5158215 Automatic lift valve |
10/25/1992 | CA2057346A1 Fluid metering apparatus |
10/21/1992 | EP0509455A1 Flow testing apparatus for injectors |
10/20/1992 | US5156334 Gas permeation system |
10/20/1992 | US5156332 Pressure regulating flow control apparatus |
10/20/1992 | US5156298 Method and apparatus for detecting a limit of the usable portion of a batch of fluent material flowing in a conduit |
10/17/1992 | CA2065975A1 Fluid flow generating apparatus |
10/15/1992 | WO1992017281A1 Method and device for applying a paste |
10/14/1992 | CN2119003U Automatic control fluid flow constant output device |
10/14/1992 | CN1065334A Modular pressure instrument |
10/13/1992 | US5154394 Solenoid operated valve with improved flow control means |
10/13/1992 | US5154353 Optimized weir construction for liquid distributors |
10/07/1992 | CN1018572B Butterfly valve having function for measuring flow rate and method of measuring flow rate with butterfly valve |
10/06/1992 | US5152354 Weigh feeding apparatus for pourable substances |
10/06/1992 | US5152309 Valve control apparatus |
10/06/1992 | CA2055181A1 Automatic flow control system and flood protector |
10/06/1992 | CA1308324C Constant pressure variable flow pump |
10/01/1992 | WO1992016885A1 Flow regulator adaptable for use with process-chamber air filter |
10/01/1992 | WO1992016884A1 Flow regulator adaptable for use with exhaust from a process chamber |
10/01/1992 | WO1992016883A1 Process-chamber flow control system |
10/01/1992 | WO1992016882A1 Flow control valve with venturi |
10/01/1992 | DE4208884A1 Verfahren und vorrichtung zum aufbringen einer pastoesen masse Method and device for Apply a paste |
09/29/1992 | US5151017 Variable speed hydromassage pump control |
09/29/1992 | US5150741 Device for controlling the gas stream delivered by a pressurized gas reservoir and a gas supply system comprising such a device |
09/23/1992 | CN2116927U Rationing water-adding unit |
09/17/1992 | WO1992015979A1 Computer controlled positive displacement pump for physiological flow simulation |
09/17/1992 | WO1992015928A1 Correction circuit for four-way continuous-flow valve |
09/17/1992 | WO1992015875A1 Pneumatic controller for analyzer transport device |
09/16/1992 | EP0503360A1 Room air treating equipment |
09/16/1992 | EP0503209A1 Regulating device for changing the cross section of the discharge opening of an equalizing reservoir, especially a rain water storage basin |
09/15/1992 | US5146941 High turndown mass flow control system for regulating gas flow to a variable pressure system |
09/06/1992 | CA2037577A1 Method and system for dispensing precise amount of fluid with automatic set reset |
09/02/1992 | EP0500986A1 Correction circuit for a four-way flow valve |
09/02/1992 | EP0500560A1 Volume and flow measuring apparatus |
09/01/1992 | US5143120 Electromagnetic valve assembly |
09/01/1992 | US5143116 Flow regulating valve and system using the same |
08/25/1992 | US5141021 Mass flow meter and mass flow controller |
08/19/1992 | WO1992014980A1 Regulation of flowrate of liquid furnace products |
08/19/1992 | CA2101253A1 Regulation of flowrate of liquid furnace products |
08/18/1992 | US5139197 Air conditioning system |
08/18/1992 | US5139044 Fluid control system |
08/18/1992 | US5138845 Method and apparatus for controlling the flow of process fluids |
08/12/1992 | EP0498242A2 System for distributing lubricant to several users via remotely controlled distributors connected to the same lubricant delivery or distribution line |
08/12/1992 | CN1017824B Pumping plant |
08/11/1992 | US5137522 Pressure-compensated infusion regulator |
08/11/1992 | US5137254 Pressure compensated flow amplifying poppet valve |
08/11/1992 | US5137046 Fluid metering apparatus |
08/05/1992 | EP0496803A1 Computer controlled metering pump. |
08/05/1992 | CN1063367A Stock monitoring method of barrel-shaped steel ball mill |
08/04/1992 | US5134961 Electrically actuated variable flow control system |
08/04/1992 | CA1305906C Automatic flow control valve |
07/31/1992 | WO1992014199A1 Flow regulator |
07/23/1992 | WO1992012474A1 Intelligent mass flow controller |
07/22/1992 | CN1062958A Changeable operating mode submersible pump when pulled |
07/21/1992 | US5132897 Method and apparatus for improving the accuracy of closed loop controlled systems |
07/14/1992 | US5129620 Sealed magnetically operated flow control valve assembly |
07/14/1992 | US5129619 Sealed magnetically operated flow control valve assembly |
07/14/1992 | US5129418 Mass flow controller with supplemental condition sensors |
07/08/1992 | EP0466871A4 Variable air volume ventilating system and method of operating same |
07/08/1992 | CN2109594U Automatic controller for mixed gas |
07/07/1992 | US5127431 Flow control system for a beverage dispenser |
07/01/1992 | EP0492111A2 Flow controller |