FIELD: rescue work. SUBSTANCE: device is made up as tube 13 secured to the outer side of a building and provided with a counterweight. Rod 1, which can rotate in the horizontal plane, is secured to the tube through bearing 4. The rod is provided with two pulleys 2 and 3 wrapped by a rope. One branch of the rope is connected with the counterweight. The other one is connected with lowering chamber 24. A damper for the counterweight is mounted inside the tube under its cover. One of the pulleys is provided with overrunning clutch 6 and friction controllable brake and mounted on shaft 7. EFFECT: enhanced reliability. 4 cl, 5 dwg
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