PRESSURE REGULATOR Russian patent published in 1997 - IPC

FIELD: mechanical engineering, devices regulating pressure of liquid media, specifically, in water supply systems. SUBSTANCE: cylindrical sleeve forming master cavity together with spring-loaded sensitive element placed into it is installed in central internal part of body of pressure regulator on side of outer cavity. Master cavity is sealed by elastic tube with corrugations put on it which allows all elements to be positioned uniaxially to body. Shutting member is located on side of inlet cavity and plays jointly with rod functions of additional sensitive element with inlet pressure negative feedback. EFFECT: enhanced operational reliability and stability. 3 cl, 1 dwg