FIELD: fire-fighting equipment, particularly portable extinguishers which are permanently pressurized or pressurized immediately before use.
SUBSTANCE: fire extinguisher comprises body, fire-extinguishing composition, siphon pipe, locking-and-triggering head, triggering lever, discharge nozzle, thermal lock, transition spout and external connection pipe. The thermal lock is provided with removable protective covering having inner diameter equal to 4.0-8.0 thermal lock bulb diameters.
EFFECT: increased fire-extinguishing efficiency.
4 cl, 1 dwg
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