TRAINING MINE SELF-RESCUER
A training mine self-rescuer contains a case with a shoulder belt and a lid with fast-opening locking device designed as two metallic tension bands attached to the case on the hinges with the aid of the wire eyes, the face part designed as the bellow, the mouth-piece, the nose clamp, the breathing b...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A training mine self-rescuer contains a case with a shoulder belt and a lid with fast-opening locking device designed as two metallic tension bands attached to the case on the hinges with the aid of the wire eyes, the face part designed as the bellow, the mouth-piece, the nose clamp, the breathing bag with the relief valve, the cartridge with the connecting pipes for the bellow and the bag, the actuating device, and the ballast weight at the bottom of the case. The cartridge is demountable and may represent the imitative cartridge or the regenerative one depending on the conditions of its use taking into account the suitability of the atmosphere for breathing. The cartridge is attached to the case with the aid of demountable ring with the flange and the cushioning elements represented by the rubber balls mounted in the wire ring. |
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