STRAIGHT-THROUGH FLOWRATE REGULATOR Russian patent published in 1994 - IPC

FIELD: gas and liquid flowrate automatic controlling systems. SUBSTANCE: straight-through flowrate regulator has a body with an input and an output branch pipes and with successively arranged in it a tubular regulating member of elastic material and a sensitive member, both forming together with the body a working cavity, filled by a liquid medium. A cylindrical grid is arranged inside the body; in the grid a regulating member is placed. From outside the grid is embraced by the tubular sensitive member of elastic material, having surface area more, than a surface area of the regulating member. A length of the regulating member may be changed with the aid of a movable element, loaded by a spring and mounted in a control chamber with possibility of motion along a surface of a sleeve. The body is provided by an opening for feeding a compressed air into the control chamber and an adjust screw. EFFECT: increased responsibility and enlarged using range. 1 cl, 1 dwg