FIELD: life-saving appliances. SUBSTANCE: appliance comprises inflatable member made in the form of belt with detachable lock and compressed gas reservoir connected with one end of inflatable member and provided with wall dividing the cavities of reservoir and inflatable member; this wall is provided with breakable part. Reservoir is made in the form of solid one-member plastic buckle of detachable lock; its wall has thickened portion to act on breakable part through wall of inflatable member. EFFECT: enhanced reliability. 4 cl, 4 dwg
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