METHOD OF DISMANTLING HIGH HOLLOW CARGOES BY MEANS OF FLYING VEHICLE Russian patent published in 2001 - IPC

FIELD: erection and construction work; dismantling high objects by means of flying vehicles. SUBSTANCE: proposed method includes connection of cargo sling to external suspension, flying of vehicle up to object with sling released, introducing the end of sling into object, securing this end to sling unit found in lower portion of object, tightening up the sling and hoisting the object by flying vehicle. Prior to dismantling the object, sling is folded on flying vehicle and part of its is released; lower end is introduced inside object and then sling is fully released for connection with sling unit. Weight is attached to lower end of sling. EFFECT: enhanced reliability of introducing the sling inside object. 3 cl, 4 dwg