PRESSURE GOVERNOR Russian patent published in 1994 - IPC

FIELD: automatic pressure control systems. SUBSTANCE: pressure governor having a body with an input and output branch pipes, an elastic tubular shut off member arranged between the branch pipes and forming with walls of the body a control chamber, and control unit. The control unit is in the form of a hollow piston with a setting shaped opening, controlling air feed into the control chamber. The pis ton is arranged in a closed piston chamber, having input ducts and out put ducts for controlling air flow, a duct for feeding air with predetermined pressure value and a duct for supplying a flow to be regulated controlled. EFFECT: increased accuracy, simplified structure, enlarged using range. 1 cl, 1 dwg