145891 ⎘
Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or ; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities characterised by variation of the pressure in a nozzle or the like, e.g. nozzle-flapper system
Control System with Dynamic Reference Pressure
#2CYLINDER ON DEMAND HYDRAULIC DEVICE
#3REDUCED MIXING PRESSURE EXCHANGER
#4Cylinder on demand hydraulic device
#5Servo valves
#6Servovalves
#7Electro-pneumatic converter, use of an electro-pneumatic converter, positioner, and control unit
#8Fluid servo valve and fluid servo apparatus
#9Integrated transducer
#10Pneumatic valve arrangement
#11Pressure regulation servo-valve with reduced leakage flow rate
#12Integrated transducer
#13Failsafe integrated transducer
#14Positioner
#15Electro-pneumatic converter with balanced flapper
#16Fluid servo valve and fluid servo apparatus
#17Double nozzle type smart positioner
#18Gas valve assembly with integrated pressure regulator
#19Integrated transducer
#20High gain servo valve
#21HIGH TEMPERATURE SERVO VALVE ACTUATOR
#22Positioner
#23Electro-pneumatic positioner and electro-pneumatic converting device
#24Pneumatic amplifier and arrangement for regulating a regulating armature of a process plant