VALVE WITH REMOVABLE CONTROLLED MEMBER Russian patent published in 2018 - IPC F16K31/145 

FIELD: valves production.

SUBSTANCE: valve with valve part (60) comprising valve body (1) with flow passage and seat (2) disposed within the flow channel, valve cone (3), membrane (4) and first and second apertures (62, 63) for providing pressures on opposite sides of membrane (4), as well as adjusting part (61) comprising biasing member (6) and mounting body (8). Valve part (60) and adjusting part (61) are sealed and detachable from each other. Adjusting part (61) is attached to valve part (60) during operation of the valve. Adjusting part (61) comprises spring body (7) made stationary relative to valve body (1). Installation is changed by moving installation body (8) relative to spring housing (7) and valve body (1). By moving said installation body (8), the displacement of first lifting member (11) allows the shift amount of the displacement of said biasing member (6) to be transferred.

EFFECT: ensuring compactness and ease of installation of the device through limited openings.

7 cl, 8 dwg