188502 ⎘
Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using one membrane without spring characterised by the form of the obturator
HYDROGEN GENERATION SYSTEM AND REGULATOR THEREFOR
#2Pressure reducer
#3Flow control device with drain check
#4Fluid control apparatus
#5Drain check in pressure regulator
#6Gas delivery valve and methods of use thereof
#7Cylinder regulator
#8Passive dual modulating regulator for hydrogen generation