SAFETY SHUT-OFF VALVE Russian patent published in 2025 - IPC F16K17/10 F16K1/12 

FIELD: valve industry.

SUBSTANCE: invention relates to valve industry, in particular to safety shut-off valves (SSV) with working pressure of up to 16 MPa, intended for automatic termination of supply of hydrocarbon gases to consumers when controlled gas pressure increases or decreases above specified limits, and can be used in gas, oil industry. Safety shut-off valve comprises inlet and outlet flanges, between which a main valve is installed, including a body with flanges, in which a plug, a guide, a spring-loaded bolt are installed, a cocking mechanism is attached to the side of the body, on which a control mechanism is installed on one side, and on the other side – a return mechanism and a manual doubler, at the same time the cocking mechanism includes a horizontally oriented shaft with a rod, with a bushing with balls and a cam with rollers installed on it, the rod is intended for locking the gate in a given position.

EFFECT: invention is aimed at improvement of valve efficiency.

2 cl, 2 dwg