| 摘要 |
FIELD: materials handling facilities. ^ SUBSTANCE: invention relates to devices fro transportation of loads suspended from device from lower point to upper point and back and it is designed for moving objects along two inclined, vertical or horizontal flexible ties. Proposed device consists of movable housing with cover, stepped pulley mounted into movable housing and provided with axle of rotation. Pulley stop installed in housing, and hook attached to housing. Flexible ties wound on pulley steps get out through slots between cover and housing. One of flexible ties wound by one end onto smaller step of pulley is provided with triple hook-crab on its other end. Other flexible tie wound by one end onto larger step of pulley is provided with free end to which control force is to be applied. Such design of drive provides possibility of moving suspended objects along guides inclined to opposite sides or vertical or horizontal flexible ties, staying at rest, if necessary, in initial, any intermediate or final positions. ^ EFFECT: improved convenience of loading and unloading in final position. ^ 2 dwg
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