Patent ID: 8267110
Filing Date: 2012-09-18
Classification: G05D,Y10S,Y10T

Abstract:
1. A gas pressure regulator, comprising: a main body having a gas inlet pipe and a gas outlet pipe; a calibrated gas passage through which gas flows from the gas inlet pipe to the gas outlet pipe; a cylindrical liner housed at least partially in the main body and coupled to the main body; a shutter slidably disposed in the cylindrical liner and mobile lengthwise along a first defined line to adjust the opening of the calibrated gas passage between a first end position in which the calibrated gas passage is closed and a second end position in which the calibrated gas passage is fully open; a shutter actuator adapted to actuate the shutter, the shutter actuator comprising a diaphragm operatively connected to the shutter and housed in a volume defined by a first cover and a second cover permanently connected to the main body, wherein the second cover has a central opening through which the cylindrical liner can pass through at least partially, it being possible for the cylindrical liner to be extracted from and inserted into the main body without having to remove the second cover from the main body.