Patents for G05D 16 - Control of fluid pressure (11,321)
10/2008
10/08/2008CN201129014Y Residual pressure control device for building pressurized blowing
10/08/2008CN201128926Y Non-negative-pressure soft body stable current regulator
10/08/2008CN201128925Y Full-automatic non-negative pressure frequency conversion energy storage emergency water supply facility
10/08/2008CN201128754Y Pressure controlling device for gas nitriding furnace
10/06/2008CA2628545A1 Smart blow-down system for variable frequency drive compressor units
10/02/2008WO2008090359A3 Controller and control system for a pressure reducing valve
10/01/2008EP1975758A1 Device for controlling fluid flow
10/01/2008EP1723481B1 Pneumatic actuator and method for producing a component therefor, said component comprising a regulating membrane and a membrane-carrying body
10/01/2008CN201125408Y Flow and pressure changeable water supply equipment without negative pressure
10/01/2008CN100422612C Safety structure of l pressure-reducing valve
10/01/2008CN100422012C Pneumatic valve for braking systems
09/2008
09/30/2008CA2436314C Solenoid operated pressure control valve
09/29/2008CA2629360A1 A regulator module for a valve cluster
09/25/2008WO2008114036A1 Pilot valve for a pressure reducing valve
09/25/2008WO2008113572A2 Pressure valve
09/25/2008WO2008113371A1 Temperature compensated i/p converter
09/24/2008CN201121745Y Gas double-meter visible pressure-regulating valve
09/24/2008CN201121347Y Full-automatic amount-variable and voltage-variable non-negative pressure water supply equipment
09/24/2008CN201121346Y Small flow voltage regulation non-negative pressure water supply equipment
09/24/2008CN100420938C Spontaneous heating hazard testing device for chemical articles
09/18/2008WO2008112933A1 Fuel selectable heating devices
09/18/2008WO2008110904A2 Pressure control valve assembly
09/18/2008US20080226502 introducing liquid sample into fluid flow passageway and subjecting the microfluidic device to a linear motion with an acceleration sufficiently high to affect the flow of the liquid sample in the fluid flow passageway
09/18/2008US20080224428 Control unit for suspension using single pressure sensor
09/18/2008US20080223467 Method and device for regulating a pressure in a hydraulic system
09/18/2008DE202008008035U1 Adaptives Saugunterdruck-kompensierendes Druckregelventil mit variablem Schaltpunkt Adaptive suction pressure-compensating pressure control valve with variable switching point
09/18/2008DE202008003055U1 Druckminderer-Filter Anordnung mit Leckageschutz Pressure regulator filter assembly with leak protection
09/17/2008EP1970789A2 Pneumatic regulation device and method for same
09/17/2008EP1970788A2 Pneumatic regulation device and method for same
09/17/2008EP1970787A2 Pressure control seat valve
09/17/2008CN201115677Y Negative pressure adjustable controller and adjustable negative pressure puncture using the same
09/17/2008CN101268431A Pressure regulating valve having an integrated damper element
09/17/2008CN101268430A Venturi for heat transfer
09/17/2008CN100419278C Method and apparatus for performing diagnostics in a control loop of a control valve
09/12/2008WO2008087511A3 Pressure regulator
09/12/2008WO2008042861A3 Low consumption pneumatic controller
09/12/2008WO2008025834A3 Device for adjusting the pressure and/flow rate of a pressurized gas
09/12/2008WO2007085257A8 Valve assembly for connecting a heat exchanger of a hot water discharging device to a district heating system
09/11/2008DE102007010514A1 Verfahren zur Kalibrierung von analogisierten Ventilen in einer Druckregelvorrichtung Method for the calibration of analogized valves in a pressure control device
09/10/2008EP1967933A1 Method and device for controlling the pressure in a pressurised liquid reservoir tank
09/10/2008CN101261007A Once-through steam generator steam pressure fuzzy ¿CPID control apparatus and control method
09/10/2008CN101260944A Gas pressure regulator cut-off valve
09/04/2008WO2008011092A3 High pressure transducer
09/03/2008CN201110412Y Fluid pressure reducing valve
09/03/2008CN201110411Y Small membrane self-force pressure difference control valve
09/03/2008CN201109918Y Full-automatic non negative pressure supply equipment
09/03/2008CN101256417A Proportional valve pair accurate atmosphere controller
09/03/2008CN101256363A Pneumatic vacuum control system for silicon slice bench
09/03/2008CN101255708A Voltage-compensating water supply installation and method without additional infection of common ductwork hydraulic pressure
09/02/2008US7421316 Method and device for regulating fluid pump pressures
09/02/2008US7418976 Method and apparatus for pneumatic regulation including a high-pressure reserve
09/02/2008US7418973 Device to reduce noise in pressure regulators
08/2008
08/28/2008WO2008103545A1 High efficiency valve geometry for pressure regulator
08/28/2008WO2007105250A3 A pressurized fluid control device with a safety closure for a compartment containing the pressurized fluid
08/28/2008US20080207392 Device for actuating a plurality of hydraulic control cylinders
08/28/2008US20080206070 Method for Control of a Pressurised Air Supply System for a Motor Vehicle
08/28/2008US20080206067 High Pressure Pump Control
08/28/2008US20080202604 Apparatus to regulate fluid flow
08/28/2008US20080202603 Pressure Reducer
08/28/2008US20080202592 Direction control valve for shower irrigating applications
08/28/2008DE19616393B4 Proportionalmagnetventil-Steuersystem Proportional solenoid valve control system
08/28/2008DE10322904B4 Ventil zur Volumenstromregelung Valve for flow control
08/27/2008CN201107670Y Accurate liquid voltage-stabilizing apparatus
08/27/2008CN201106182Y Full-automatic ductwork directly-joining non negative pressure supply equipment
08/27/2008CN101253459A Metering valve with integral relief and makeup function
08/27/2008CN101251110A Automatic control device and control method for multiple overlapping type compressor unit
08/27/2008CN100414154C Direct action type proportional pressure-reducing valve
08/20/2008EP1959326A1 Governor device
08/20/2008CN101244305A Breathing machine and pressure control method
08/14/2008WO2008097354A1 Selectively actuated constant flow valve
08/14/2008WO2008095549A1 Method and device for controlling a fire-extinguishing system of the high-pressure gas type
08/14/2008CA2677584A1 Method and device for controlling a fire-extinguishing system of the high-pressure gas type
08/13/2008EP1956458A2 Aircraft cabin pressure controls with an open-loop motor control system: non-linear control law logic to compensate for excessive motor loads or motor degradation
08/13/2008EP1955776A1 Method and apparatus for improved control of air pressure delivered to a spray applicator
08/13/2008EP1955121A2 Process transmitter with overpressure vent
08/13/2008CN100410601C Pressure regulation relief valve for air conditioner
08/07/2008WO2008094672A2 Membrane-based fluid control in microfluidic devices
08/07/2008WO2007109664A3 Modulating gas valves and systems
08/07/2008US20080185251 Clutch to clutch tie-up steady-state diagnostic
08/07/2008US20080185136 Heat exchanger with bypass seal
08/07/2008US20080185058 Pneumatically Operated Power Tool Having Mechanism for Changing Compressed Air Pressure
08/06/2008CN201097225Y Reverse impact automatic pressure adjuster
08/06/2008CN201097224Y Reflective sound control pressure meter
08/06/2008CN201097223Y Remote control pressure controller
08/06/2008CN201097222Y Air pressure controller
08/06/2008CN201097221Y A frequency conversion shift system for parallel operation blower
08/06/2008CN101238422A 排气装置压力控制系统 Exhaust pressure control system
08/06/2008CN100409131C Intelligent regulator with input/output capabilities
08/06/2008CN100408899C Automatic pressure reducing flow stable valve
08/05/2008US7407489 Methods for compensating for pressure differences across valves in IV pumps
07/2008
07/31/2008WO2008090860A1 Pressure reducing valve
07/31/2008WO2008090359A2 Controller and control system for a pressure reducing valve
07/31/2008WO2008042862A3 Low consumption pneumatic controller
07/31/2008US20080183340 Pressure Control Device for Low Pressure Processing Chamber
07/31/2008US20080178883 Gas reclaim regulating valve assembly
07/30/2008EP1431581B1 Compressed air retrieval device of compressor
07/30/2008CN201093113Y Pressure valve
07/30/2008CN201093112Y Pressure-regulating valve of manual sprayer
07/30/2008CN201092664Y Secondary water supply facility in main-water ductwork
07/30/2008CN100406787C 控制电动变速传动装置中的液压离合器压力/动量的方法 Electric variable transmission control pressure in the hydraulic clutch / momentum method
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