AIR DRIER Russian patent published in 2017 - IPC B01D53/26 

FIELD: ventilation.

SUBSTANCE: air drier includes the first and the second parallel flow paths, passing through the air drier, each of which includes the lock valve, that prevents the fluid flow into the flow path and the exhaust valve, that has the opened position, providing the fluid flow from the flow path and closed position, preventing the fluid flow from the flow path, the first control pneumatic valve, that provides the connection along the fluid medium from the location upstream the second lock valve up to the first exhaust valve, and the second control valve, providing the connection along the fluid medium from the location along the fluid medium above the first lock valve up to the second exhaust valve.

EFFECT: invention provides the effective air drying, as well as the possibility to continue operation and supply of the compressed air in case of the improper valve adjustment.

20 cl, 7 dwg