PRESSURE CHAMBER Russian patent published in 1994 - IPC

FIELD: single- and multi-patient pressure chambers for treatment of patients in combination with conditions of hyperbaric oxygenation, and also applicable in chemical, ship-building and air-craft industries where pressure vessels are used. SUBSTANCE: airtight chamber for patient has pressure gas supply and discharge lines, flow governor and pressure regulator, and safety valve. Safety valve has cylindrical body accommodating spring-loaded plate, plate stroke limiter, annular partition, annular seat on inlet channel and outlet channel. Plate and partition are installed coaxially and separate chamber for patient into two compartments communicating by means of annular gap between partition and plate. Partition opening is widening towards outlet channel. Installed in supply line is throttle to limit maximum flow rate. EFFECT: higher efficiency. 4 cl, 8 dwg