VALVE OF HIGH PRESSURE Russian patent published in 2011 - IPC F16K13/08 F16K17/40 

FIELD: machine building.

SUBSTANCE: high pressure valve consists of case. Movable and stationary gates are installed in the valve. A pipeline is positioned between the gates. At actuation of a pyro-drive the pipeline is shut off with the movable gate. The stationary gate is of wedge-like shape. The movable gate has a through slot for interconnection with the pipeline and stationary gate. A three-facet lug is made on each working surface of the slot. Ribs of the lug facets form triangle. Also, a slot is made along the pipeline on the facing it end of the stationary gate. The lugs of the slot of the stationary gate press the pipeline to the case.

EFFECT: valve of minimal dimension shutting off thick-wall metal high-pressure main with high degree of leak proofness.

2 cl, 4 dwg