Patents for G05D 16 - Control of fluid pressure (11,321)
04/2002
04/25/2002US20020047053 Pressure regulator
04/25/2002DE10048938A1 Pressure-regulating valve for use with a fluid has a control unit to operate a valve element moving in a valve body with a valve-closing element in a valve space.
04/24/2002EP1199620A1 Sanitary hot and cold water pressure balancing device
04/24/2002EP1198740A1 Regulator flow measurement apparatus
04/23/2002US6374857 Valve assembly
04/23/2002US6374856 Valve device, especially a combined proportional-distributing valve device
04/23/2002US6374853 Combined pressure regulator and shut-off valve
04/18/2002WO2002031611A2 Variable pressure regulated flow controllers
04/18/2002US20020043488 Method and apparatus for the distribution of treatment liquids
04/18/2002DE10050093A1 Pressure reducer has sliding element surface subject to input pressure in closing direction differing by less than 10 per cent from surface acted upon by input pressure in opening direction
04/17/2002EP1197823A2 Method and apparatus for the distribution of treatment liquids
04/17/2002EP1196834A1 Regulator diagnostics system and method
04/17/2002CN1345260A Method and device for dispensing fluid from pressure tank
04/17/2002CN1345259A Method and device for filling pressure tank with fluid
04/16/2002US6371156 No-bleed pilot for pressure regulating valve
04/11/2002WO2001096972A3 Methods and apparatus for maintaining a pressure within an environmentally controlled chamber
04/11/2002DE10148684A1 Solenoidventilvorrichtung und Verfahren zu ihrer Herstellung Solenoid valve mechanism and process for their preparation
04/10/2002CN1343847A Relief valve
04/04/2002US20020038670 Solenoid valve device and its manufacturing method
04/03/2002EP1192381A1 Fluid pressure reduction device with tortuous paths
04/02/2002US6364471 Fluid accumulator for ink-jet print heads
04/02/2002US6363964 Adjustable pressure regulator
04/02/2002US6363959 Fluid pressure regulator with differential pressure setting control
04/02/2002US6363958 Flow control of process gas in semiconductor manufacturing
03/2002
03/28/2002WO2002025392A1 Pressure regulator
03/28/2002US20020036013 Fluid pressure controller
03/28/2002US20020035985 Pressure regulator
03/27/2002EP1191221A1 Pressure regulator
03/27/2002EP1190285A1 Method and device for conditioning atmosphere in a process chamber
03/27/2002EP0922247B1 Flow control system
03/21/2002WO2002023071A1 Expansion valve for quick mounting on a gas bottle
03/21/2002DE10139200A1 Fluid pressure adjusting device for vacuum adsorption pad, has pressure reduction mechanism which reduces pressure of fluid supplied from supply port to predetermined level
03/20/2002EP1188100A1 A constant gas flow regulating device
03/20/2002EP0986779B1 Electrohydraulic proportional pressure reducing-relieving valve
03/20/2002CN1340672A Conveying method and device for subatmospheric gas
03/19/2002US6357838 Mechanical oil pressure control apparatus for antilock brake system
03/14/2002WO2002021230A2 Method and device for regulating a vacuum in a chamber
03/14/2002WO2002019804A1 A vacuum regulator for maintaining a substantially constant vacuum in a vacuum system
03/14/2002US20020029806 Liquid pressure regulator
03/14/2002US20020029805 Manifold and regulator apparatus
03/14/2002US20020029801 Relief valve
03/14/2002US20020029740 Flow controller
03/14/2002DE10043783A1 Verfahren und Vorrichtung zur Regelung des Vakuums in einer Kammer Method and apparatus for regulating the vacuum in a chamber
03/14/2002DE10029375A1 Steuerungsvorrichtung für eine Hochdruck-Reinigungsvorrichtung A control apparatus for a high-pressure cleaning device
03/13/2002EP1186815A2 Solenoid operated valve assembly for variable bleed pressure proportional control
03/13/2002EP1185318A2 Rolling seal suction pressure regulator, apparatus and system for draining a body cavity
03/13/2002EP0880733B1 Regulator flow fluctuation stabilizer
03/12/2002US6356811 Control system for pneumatic actuators
03/12/2002US6354805 Method for regulating a delivery variable of a pump
03/12/2002US6354319 Low differential, pilot operated fluid pressure regulation apparatus and method
03/07/2002US20020028366 Fuel cell waste energy recovery combustor
03/07/2002US20020027213 Extended range proportional valve method
03/06/2002EP1184617A2 High-, medium- and low-pressure reduction unit with a means for balancing the adjusting piston
03/06/2002EP1183580A1 Pilot valve
03/06/2002EP1004066B1 Electromagnetic hydraulic valve
03/06/2002EP0996559B1 Valve assembly
02/2002
02/28/2002WO2002017031A1 Pressure regulator
02/28/2002US20020023683 Regulator with segmented body
02/28/2002US20020023648 Gas pressure regulator incorporating flow meter
02/27/2002EP1181630A1 Pressure regulator
02/27/2002EP1181071A1 Manifold and regulator apparatus
02/27/2002EP0793821B1 Three stage gas pressure regulator
02/27/2002CN2479319Y Bellow steam pressure-relief valve
02/26/2002CA2248562C Direct-acting boost-enhanced pressure regulator
02/21/2002US20020022283 Apparatus for conditioning the atmosphere in a chamber
02/21/2002US20020020442 Proportional variable force solenoid control valve with armature damping
02/21/2002DE10039066A1 Valve for controlling the flow of a liquid or gaseous medium comprises a valve member constituted as a bellows which separates the valve chamber from the valve drive
02/21/2002DE10034959A1 Proportional-Druckregelventil Proportional pressure control valve
02/21/2002DE10028811A1 Physical parameter determining method for hydraulic system, involves simulating mathematical model of both of two hydraulic devices using computer until adjusted pressure between hydraulic devices is obtained
02/20/2002EP1180735A1 Pressure regulator
02/20/2002EP1180638A2 Sub-atmospheric pressure gas delivery method and apparatus
02/20/2002CN2477860Y Automatic and manual pressure switch of air compressor
02/19/2002US6348098 Flow controller
02/19/2002US6347641 Gas pressure-regulating device for dispensing working fluid
02/17/2002CA2354642A1 Solenoid operated valve assembly for variable bleed pressure proportional control
02/14/2002WO2001073820A3 Flow control of process gas in semiconductor manufacturing
02/14/2002US20020017624 Dual gain variable control system
02/14/2002DE10060223A1 Electromagnetic valve for regulating flow includes a valve housing with a flow-regulating valve and an electrically activated valve lifter fitting coaxially to the flow-regulating valve linked to a metering orifice.
02/14/2002DE10037793A1 Magnetventil, insbesondere Druckregelventil Solenoid valve, in particular a pressure control valve
02/07/2002WO2002010569A1 Proportional bypass valve for a fuel control system
02/07/2002WO2002009852A2 System and process for removal of pollutants from a gas stream
02/07/2002US20020014227 Gas flow regulation system
02/07/2002DE10131671A1 Magnetsteuerventil Solenoid control valve
02/07/2002DE10027873C1 Pneumatische Drucksteuereinrichtung Pneumatic pressure control device
02/07/2002CA2456272A1 System and process for removal of pollutants from a gas stream
02/06/2002EP1178382A2 Solenoid valve, in particular pressure control valve
02/06/2002EP1177489A1 Device with a membrane arrangement
02/06/2002EP1177132A1 Volumetric vacuum control
02/05/2002US6343621 Variable force solenoid control valve
02/05/2002US6343589 Fuel system with jet pump switching regulator
01/2002
01/31/2002US20020011270 Pressure regulator
01/31/2002US20020011269 Pressure-control valve
01/29/2002US6341552 Self-calibrating system and method for controlling a hydraulically operated device
01/24/2002WO2002006912A1 Pressure regulator for gas transport and distribution plants
01/24/2002WO2002006911A2 Proportional pressure adjustment valve
01/24/2002US20020007857 Solemoid operated hydraulic control valve
01/24/2002US20020007854 Self-centering magnet assembly for use in a linear travel measurement device
01/24/2002DE10131679A1 Control method for proportional solenoid, involves using parallel resistance for current controlled solenoid, or series resistance for voltage controlled solenoid.
01/24/2002DE10033909A1 Verfahren und Vorrichtung zur Steuerung wenigstens eines Ventils Method and apparatus for controlling at least one valve
01/24/2002DE10027276A1 Gasregelventil Gas control valve
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