PNEUMATIC DRIVE FOR GLOBE VALVES OF GAS PIPELINES Russian patent published in 2009 - IPC F15B9/03 

Abstract RU 2374504 C1

FIELD: machine building.

SUBSTANCE: pneumatic drive contains concatenate: control device, electrofluidic valves, pressure regulator (consumption) of gas, air jet engine, reduction gear, crank-screw rotation gear, containing device for motional energy absorption of travelling components of drive, control rod, sliding nut, connected movable to link, which is rigidly connected to output drive shaft. Additionally control rod is installed with ability of restriction of axial movement and is connected to device for motional energy absorption of travelling components of drive through axial bearing and lever motion.

EFFECT: enhanced reliability.

4 cl, 2 dwg

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RU 2 374 504 C1

Authors

Sajapin Vadim Vasil'Evich

Dates

2009-11-27Published

2008-08-25Filed