DEVICE FOR REPAIR AND MAINTENANCE OF INCLINED SURFACES OF BUILDINGS AND STRUCTURES OF LARGE SIZES Russian patent published in 2018 - IPC E04G3/18 

FIELD: construction.

SUBSTANCE: device for the repair and maintenance of inclined surfaces of buildings and structures of large sizes comprises an upper horizontal guide frame, a lower horizontal guide frame, an upper movable carriage with three retractable consoles of a changeable overhang, a lower movable carriage with two retractable consoles of a changeable overhang, inclined bearing guide rope branches, a traction rope, a traction winch, a load basket for lifting workers with a load, drives for retracting the consoles at the upper and lower carriages, movement drives of the upper and lower carriages, tension devices of the inclined bearing guide rope branches, tension control devices of inclined bearing guide rope branches, fastening elements of the structures. It has at least two parallel inclined bearing guide rope branches equipped with the tension devices and the tension control devices and tensioned with a natural dip; the upper ends of the inclined bearing guide rope branches are rigidly fixed in the retractable consoles of the upper carriage; the lower ends of the inclined bearing guide rope branches are rigidly fixed in the retractable consoles of the lower carriage through the tension and tension control devices of the bearing rope branches; the upper and the lower carriages are mounted in the upper and lower horizontal guide frames with the possibility of moving along them; the load basket rests on not less than two spaced points on each bearing rope branch; the load basket is fixed to the inclined bearing guide rope branches with the possibility of moving upwards with them by means of the traction cable wound on the traction winch drum through the bypass block of the traction winch console.

EFFECT: implementing the task of creating a device for the maintenance of radio receivers of large-sized inclined antenna webs of stationary radar stations of a missile attack warning system.

11 cl, 3 dwg