DEVICE FOR PROVIDING INDIVIDUAL PROTECTION FROM HEAT INFLUENCE Russian patent published in 1995 - IPC

FIELD: medical engineering. SUBSTANCE: device has head helmet 1 with sprayer having lower part 3 and upper part 4 connected to each other by means of screw 5 and nut 6 spring-loaded with spring 7. Lower part 3 is glass-shaped and has partition 8 with hole 9. The partition is set in the glass cavity in perpendicular to its longitudinal axis. Screw 5 is axially movably mounted in the hole. Branch pipe 20 with flexible tube 11 is attached to lower part 3. Tube 11 is connected with high pressure fire fighting hose through a check valve. The fire-hose barrel is connected with feeding hose and is provided with a belt on the shoulder. The check valve has casing, plunger, spring and handle. EFFECT: reliable protection from thermal action. 2 cl, 3 dwg